From 3d40881d374917087c99c4deb64ed34047d91a35 Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Thu, 15 Jun 2023 18:33:43 +0300
Subject: [PATCH 01/11] feat(53461): add es decorators metadata

---
 src/compiler/factory/emitHelpers.ts           |  23 +-
 src/compiler/transformers/esDecorators.ts     |  69 +++-
 ...tion-accessors-nonStatic(target=es2015).js |  14 +-
 ...tion-accessors-nonStatic(target=es2022).js |  14 +-
 ...aration-accessors-nonStatic(target=es5).js |  14 +-
 ...cessors-nonStaticPrivate(target=es2015).js |   6 +-
 ...cessors-nonStaticPrivate(target=es2022).js |   6 +-
 ...aration-accessors-static(target=es2015).js |  14 +-
 ...aration-accessors-static(target=es2022).js |  14 +-
 ...eclaration-accessors-static(target=es5).js |  14 +-
 ...-accessors-staticPrivate(target=es2015).js |  10 +-
 ...-accessors-staticPrivate(target=es2022).js |  10 +-
 ...ecorators-classDeclaration-classSuper.1.js |   4 +-
 ...ecorators-classDeclaration-classSuper.2.js |  12 +-
 ...ecorators-classDeclaration-classSuper.3.js |   4 +-
 ...ecorators-classDeclaration-classSuper.4.js |   4 +-
 ...ecorators-classDeclaration-classSuper.5.js |  12 +-
 ...ecorators-classDeclaration-classSuper.6.js |   4 +-
 ...ecorators-classDeclaration-classSuper.7.js |  12 +-
 ...ation-classThisReference(target=es2015).js |   4 +-
 ...ation-classThisReference(target=es2022).js |   4 +-
 ...classDeclaration-classThisReference.es5.js |   4 +-
 ...ervation(module=commonjs,target=es2015).js |  40 +-
 ...ervation(module=commonjs,target=es2022).js |  40 +-
 ...eservation(module=esnext,target=es2015).js |  40 +-
 ...eservation(module=esnext,target=es2022).js |  40 +-
 ...eclaration-commonjs-classNamespaceMerge.js |   4 +-
 .../esDecorators-classDeclaration-commonjs.js |   4 +-
 ...t=es2015,usedefineforclassfields=false).js |   8 +-
 ...et=es2015,usedefineforclassfields=true).js |   8 +-
 ...t=es2022,usedefineforclassfields=false).js |   8 +-
 ...et=es2022,usedefineforclassfields=true).js |   8 +-
 ...rget=es5,usedefineforclassfields=false).js |   9 +-
 ...arget=es5,usedefineforclassfields=true).js |   9 +-
 ...t=esnext,usedefineforclassfields=false).js |   8 +-
 ...fields-nonStaticAccessor(target=es2015).js |   8 +-
 ...fields-nonStaticAccessor(target=es2022).js |   8 +-
 ...-fields-nonStaticPrivate(target=es2015).js |   6 +-
 ...-fields-nonStaticPrivate(target=es2022).js |   4 +-
 ...nonStaticPrivateAccessor(target=es2015).js |   4 +-
 ...nonStaticPrivateAccessor(target=es2022).js |   4 +-
 ...t=es2015,usedefineforclassfields=false).js |   8 +-
 ...et=es2015,usedefineforclassfields=true).js |   8 +-
 ...t=es2022,usedefineforclassfields=false).js |   8 +-
 ...et=es2022,usedefineforclassfields=true).js |   8 +-
 ...rget=es5,usedefineforclassfields=false).js |   8 +-
 ...arget=es5,usedefineforclassfields=true).js |   8 +-
 ...t=esnext,usedefineforclassfields=false).js |   8 +-
 ...on-fields-staticAccessor(target=es2015).js |  12 +-
 ...on-fields-staticAccessor(target=es2022).js |  12 +-
 ...ion-fields-staticPrivate(target=es2015).js |   8 +-
 ...ion-fields-staticPrivate(target=es2022).js |   8 +-
 ...ds-staticPrivateAccessor(target=es2015).js |   8 +-
 ...ds-staticPrivateAccessor(target=es2022).js |   8 +-
 ...ration-methods-nonStatic(target=es2015).js |   8 +-
 ...ration-methods-nonStatic(target=es2022).js |   8 +-
 ...claration-methods-nonStatic(target=es5).js |   8 +-
 ...methods-nonStaticPrivate(target=es2015).js |   4 +-
 ...methods-nonStaticPrivate(target=es2022).js |   4 +-
 ...claration-methods-static(target=es2015).js |   8 +-
 ...claration-methods-static(target=es2022).js |   8 +-
 ...sDeclaration-methods-static(target=es5).js |   8 +-
 ...on-methods-staticPrivate(target=es2015).js |   8 +-
 ...on-methods-staticPrivate(target=es2022).js |   8 +-
 ...ion-missingEmitHelpers-classDecorator.1.js |   4 +-
 ...ion-missingEmitHelpers-classDecorator.2.js |   4 +-
 ...ion-missingEmitHelpers-classDecorator.3.js |   4 +-
 ...mitHelpers-nonStaticPrivateAutoAccessor.js |   4 +-
 ...issingEmitHelpers-nonStaticPrivateField.js |   4 +-
 ...ssingEmitHelpers-nonStaticPrivateGetter.js |   4 +-
 ...ssingEmitHelpers-nonStaticPrivateMethod.js |   4 +-
 ...ssingEmitHelpers-nonStaticPrivateSetter.js |   4 +-
 ...gEmitHelpers-staticComputedAutoAccessor.js |   4 +-
 ...-missingEmitHelpers-staticComputedField.js |   4 +-
 ...missingEmitHelpers-staticComputedGetter.js |   4 +-
 ...missingEmitHelpers-staticComputedMethod.js |   4 +-
 ...missingEmitHelpers-staticComputedSetter.js |   4 +-
 ...ngEmitHelpers-staticPrivateAutoAccessor.js |   4 +-
 ...n-missingEmitHelpers-staticPrivateField.js |   4 +-
 ...-missingEmitHelpers-staticPrivateGetter.js |   4 +-
 ...-missingEmitHelpers-staticPrivateMethod.js |   4 +-
 ...-missingEmitHelpers-staticPrivateSetter.js |   4 +-
 ...ation-multipleDecorators(target=es2015).js |   4 +-
 ...ation-multipleDecorators(target=es2022).js |   4 +-
 ...laration-multipleDecorators(target=es5).js |   4 +-
 ...ation-outerThisReference(target=es2015).js |  18 +-
 ...ation-outerThisReference(target=es2021).js |  18 +-
 ...ation-outerThisReference(target=es2022).js |  18 +-
 ...t=es2015,usedefineforclassfields=false).js |   4 +-
 ...et=es2015,usedefineforclassfields=true).js |   4 +-
 ...t=es2022,usedefineforclassfields=false).js |   4 +-
 ...et=es2022,usedefineforclassfields=true).js |   4 +-
 ...rget=es5,usedefineforclassfields=false).js |   4 +-
 ...arget=es5,usedefineforclassfields=true).js |   4 +-
 ...t=esnext,usedefineforclassfields=false).js |   4 +-
 ...laration-setFunctionName(target=es2015).js |  12 +-
 ...laration-setFunctionName(target=es2022).js |  12 +-
 ...Declaration-setFunctionName(target=es5).js |  12 +-
 ...ion-simpleTransformation(target=es2015).js |   4 +-
 ...ion-simpleTransformation(target=es2022).js |   4 +-
 ...ration-simpleTransformation(target=es5).js |   4 +-
 ...assDeclaration-sourceMap(target=es2015).js |  24 +-
 ...eclaration-sourceMap(target=es2015).js.map |   4 +-
 ...ion-sourceMap(target=es2015).sourcemap.txt | 296 +++++++-------
 ...assDeclaration-sourceMap(target=es2022).js |  24 +-
 ...eclaration-sourceMap(target=es2022).js.map |   4 +-
 ...ion-sourceMap(target=es2022).sourcemap.txt | 370 +++++++++---------
 ...Decorators-classExpression-classSuper.1.js |   4 +-
 ...Decorators-classExpression-classSuper.2.js |  12 +-
 ...Decorators-classExpression-classSuper.3.js |   4 +-
 ...Decorators-classExpression-classSuper.4.js |   4 +-
 ...Decorators-classExpression-classSuper.5.js |  12 +-
 ...Decorators-classExpression-classSuper.6.js |   4 +-
 ...sion-commentPreservation(target=es2015).js |  24 +-
 ...sion-commentPreservation(target=es2022).js |  24 +-
 ...ion-missingEmitHelpers-classDecorator.1.js |   4 +-
 ...on-missingEmitHelpers-classDecorator.10.js |   4 +-
 ...on-missingEmitHelpers-classDecorator.11.js |   4 +-
 ...on-missingEmitHelpers-classDecorator.12.js |   4 +-
 ...on-missingEmitHelpers-classDecorator.13.js |   4 +-
 ...on-missingEmitHelpers-classDecorator.14.js |   4 +-
 ...on-missingEmitHelpers-classDecorator.15.js |   4 +-
 ...on-missingEmitHelpers-classDecorator.16.js |   4 +-
 ...on-missingEmitHelpers-classDecorator.17.js |   4 +-
 ...ion-missingEmitHelpers-classDecorator.2.js |   4 +-
 ...ion-missingEmitHelpers-classDecorator.3.js |   4 +-
 ...ion-missingEmitHelpers-classDecorator.4.js |   4 +-
 ...ion-missingEmitHelpers-classDecorator.5.js |   4 +-
 ...ion-missingEmitHelpers-classDecorator.6.js |   4 +-
 ...ion-missingEmitHelpers-classDecorator.7.js |   4 +-
 ...ion-missingEmitHelpers-classDecorator.8.js |   4 +-
 ...ion-missingEmitHelpers-classDecorator.9.js |   4 +-
 ...ators-classExpression-namedEvaluation.1.js |  32 +-
 ...tors-classExpression-namedEvaluation.10.js |  72 +++-
 ...tors-classExpression-namedEvaluation.11.js |  16 +-
 ...ators-classExpression-namedEvaluation.2.js |  60 ++-
 ...ators-classExpression-namedEvaluation.3.js |  24 +-
 ...ators-classExpression-namedEvaluation.4.js |  24 +-
 ...ators-classExpression-namedEvaluation.5.js |   8 +-
 ...ators-classExpression-namedEvaluation.6.js |   8 +-
 ...ators-classExpression-namedEvaluation.7.js |   8 +-
 ...ators-classExpression-namedEvaluation.8.js |   8 +-
 ...ators-classExpression-namedEvaluation.9.js |   8 +-
 ...rs-emitDecoratorMetadata(target=es2015).js |  32 +-
 ...rs-emitDecoratorMetadata(target=es2022).js |  32 +-
 ...ators-emitDecoratorMetadata(target=es5).js |  32 +-
 .../esDecoratorsMetadata1(target=es2015).js   |  94 +++++
 .../esDecoratorsMetadata1(target=es2022).js   |  89 +++++
 .../esDecoratorsMetadata2(target=es2015).js   | 123 ++++++
 .../esDecoratorsMetadata2(target=es2022).js   | 116 ++++++
 .../esDecoratorsMetadata3(target=es2015).js   | 106 +++++
 .../esDecoratorsMetadata3(target=es2022).js   |  99 +++++
 .../esDecoratorsMetadata4(target=es2015).js   | 109 ++++++
 .../esDecoratorsMetadata4(target=es2022).js   | 104 +++++
 ...tes-diagnostics-and-emit-for-decorators.js |   4 +-
 .../metadata/esDecoratorsMetadata1.ts         |  22 ++
 .../metadata/esDecoratorsMetadata2.ts         |  30 ++
 .../metadata/esDecoratorsMetadata3.ts         |  23 ++
 .../metadata/esDecoratorsMetadata4.ts         |  31 ++
 159 files changed, 2320 insertions(+), 802 deletions(-)
 create mode 100644 tests/baselines/reference/esDecoratorsMetadata1(target=es2015).js
 create mode 100644 tests/baselines/reference/esDecoratorsMetadata1(target=es2022).js
 create mode 100644 tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
 create mode 100644 tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js
 create mode 100644 tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js
 create mode 100644 tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js
 create mode 100644 tests/baselines/reference/esDecoratorsMetadata4(target=es2015).js
 create mode 100644 tests/baselines/reference/esDecoratorsMetadata4(target=es2022).js
 create mode 100644 tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts
 create mode 100644 tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts
 create mode 100644 tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts
 create mode 100644 tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts

diff --git a/src/compiler/factory/emitHelpers.ts b/src/compiler/factory/emitHelpers.ts
index e14652a3ab4b8..503f94e8077d4 100644
--- a/src/compiler/factory/emitHelpers.ts
+++ b/src/compiler/factory/emitHelpers.ts
@@ -59,6 +59,8 @@ export interface ESDecorateClassContext {
      * The name of the decorated element.
      */
     name: Expression;
+
+    metadata?: Expression;
 }
 
 /**
@@ -75,6 +77,7 @@ export interface ESDecorateClassElementContext {
     static: boolean;
     private: boolean;
     access: ESDecorateClassElementAccess;
+    metadata?: Expression;
 }
 
 /** @internal */
@@ -245,12 +248,14 @@ export function createEmitHelperFactory(context: TransformationContext): EmitHel
     // ES Decorators Helpers
 
     function createESDecorateClassContextObject(contextIn: ESDecorateClassContext) {
-        return factory.createObjectLiteralExpression([
+        const properties = [
             factory.createPropertyAssignment(factory.createIdentifier("kind"), factory.createStringLiteral("class")),
-            factory.createPropertyAssignment(factory.createIdentifier("name"), contextIn.name)
-        ]);
-    }
+            factory.createPropertyAssignment(factory.createIdentifier("name"), contextIn.name),
+        ];
 
+        if (contextIn.metadata) properties.push(factory.createPropertyAssignment(factory.createIdentifier("metadata"), contextIn.metadata));
+        return factory.createObjectLiteralExpression(properties);
+    }
 
     function createESDecorateClassElementAccessGetMethod(elementName: ESDecorateName) {
         const accessor = elementName.computed ?
@@ -344,13 +349,16 @@ export function createEmitHelperFactory(context: TransformationContext): EmitHel
     }
 
     function createESDecorateClassElementContextObject(contextIn: ESDecorateClassElementContext) {
-        return factory.createObjectLiteralExpression([
+        const properties = [
             factory.createPropertyAssignment(factory.createIdentifier("kind"), factory.createStringLiteral(contextIn.kind)),
             factory.createPropertyAssignment(factory.createIdentifier("name"), contextIn.name.computed ? contextIn.name.name : factory.createStringLiteralFromNode(contextIn.name.name)),
             factory.createPropertyAssignment(factory.createIdentifier("static"), contextIn.static ? factory.createTrue() : factory.createFalse()),
             factory.createPropertyAssignment(factory.createIdentifier("private"), contextIn.private ? factory.createTrue() : factory.createFalse()),
-            factory.createPropertyAssignment(factory.createIdentifier("access"), createESDecorateClassElementAccessObject(contextIn.name, contextIn.access))
-        ]);
+            factory.createPropertyAssignment(factory.createIdentifier("access"), createESDecorateClassElementAccessObject(contextIn.name, contextIn.access)),
+        ];
+
+        if (contextIn.metadata) properties.push(factory.createPropertyAssignment(factory.createIdentifier("metadata"), contextIn.metadata));
+        return factory.createObjectLiteralExpression(properties);
     }
 
     function createESDecorateContextObject(contextIn: ESDecorateContext) {
@@ -381,7 +389,6 @@ export function createEmitHelperFactory(context: TransformationContext): EmitHel
             value ? [thisArg, initializers, value] : [thisArg, initializers]
         );
     }
-
     // ES2018 Helpers
 
     function createAssignHelper(attributesSegments: Expression[]) {
diff --git a/src/compiler/transformers/esDecorators.ts b/src/compiler/transformers/esDecorators.ts
index cdb69e6298752..c2c501bf3bf6f 100644
--- a/src/compiler/transformers/esDecorators.ts
+++ b/src/compiler/transformers/esDecorators.ts
@@ -220,6 +220,7 @@ interface ClassInfo {
     classExtraInitializersName?: Identifier; // used in step 13
     classThis?: Identifier; // `_classThis`, if needed.
     classSuper?: Identifier; // `_classSuper`, if needed.
+    metadataReference?: Identifier;
 
     memberInfos?: Map<ClassElement, MemberInfo>; // used in step 4.a, 12, and construction
 
@@ -726,8 +727,11 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
         // - The second pass visits the constructor to add instance initializers.
         //
         // NOTE: If there are no constructors, but there are instance initializers, a synthetic constructor is added.
-
         enterClass(classInfo);
+
+        classInfo.metadataReference = factory.createIdentifier("metadata");
+        leadingBlockStatements = append(leadingBlockStatements, createMetadata(classInfo.metadataReference, !!heritageClauses));
+
         let members = visitNodes(node.members, classElementVisitor, isClassElement);
         if (pendingExpressions) {
             let outerThis: Identifier | undefined;
@@ -841,7 +845,7 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
         if (classInfo.classDescriptorName && classInfo.classDecoratorsName && classInfo.classExtraInitializersName && classInfo.classThis) {
             leadingBlockStatements ??= [];
 
-            //  __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, _classExtraInitializers);
+            //  __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata }, _classExtraInitializers);
             const valueProperty = factory.createPropertyAssignment("value", factory.createThis());
             const classDescriptor = factory.createObjectLiteralExpression([valueProperty]);
             const classDescriptorAssignment = factory.createAssignment(classInfo.classDescriptorName, classDescriptor);
@@ -850,7 +854,7 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
                 factory.createNull(),
                 classDescriptorAssignment,
                 classInfo.classDecoratorsName,
-                { kind: "class", name: classNameReference },
+                { kind: "class", name: classNameReference, metadata: classInfo.metadataReference },
                 factory.createNull(),
                 classInfo.classExtraInitializersName
             );
@@ -865,6 +869,9 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
             leadingBlockStatements.push(factory.createExpressionStatement(classReferenceAssignment));
         }
 
+        // if (metadata) Object.defineProperty(C, Symbol.metadata, { configurable: true, writable: true, value: metadata });
+        leadingBlockStatements.push(createSymbolMetadata(renamedClassThis, classInfo.metadataReference));
+
         // 11. Static extra initializers are evaluated
         if (classInfo.staticExtraInitializersName) {
             const runStaticInitializersHelper = emitHelpers().createRunInitializersHelper(renamedClassThis, classInfo.staticExtraInitializersName);
@@ -1212,6 +1219,7 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
                     // 3. If _kind_ is ~field~, ~accessor~, or ~setter~, then ...
                     set: isPropertyDeclaration(member) || isSetAccessorDeclaration(member)
                 },
+                metadata: classInfo.metadataReference,
             };
 
             const extraInitializers = isStatic(member) ?
@@ -2332,4 +2340,59 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
             factory.createStringLiteral("default") :
             factory.createStringLiteralFromNode(name);
     }
+
+    function createMetadata(name: Identifier, hasProto: boolean) {
+        const varDecl = factory.createVariableDeclaration(
+            name,
+            /*exclamationToken*/ undefined,
+            /*type*/ undefined,
+            factory.createConditionalExpression(
+                factory.createBinaryExpression(
+                    factory.createBinaryExpression(factory.createTypeOfExpression(factory.createIdentifier("Symbol")), factory.createToken(SyntaxKind.EqualsEqualsEqualsToken), factory.createStringLiteral("function")),
+                    factory.createToken(SyntaxKind.AmpersandAmpersandToken),
+                    factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), factory.createIdentifier("metadata")),
+                ),
+                factory.createToken(SyntaxKind.QuestionToken),
+                factory.createCallExpression(
+                    factory.createPropertyAccessExpression(factory.createIdentifier("Object"), factory.createIdentifier("create")),
+                    /*typeArguments*/ undefined,
+                    [hasProto ? createSymbolMetadataReference() : factory.createNull()]
+                ),
+                factory.createToken(SyntaxKind.ColonToken),
+                factory.createIdentifier("undefined"),
+            ),
+        );
+        return factory.createVariableStatement(/*modifiers*/ undefined, factory.createVariableDeclarationList([varDecl], NodeFlags.Const));
+    }
+
+    function createSymbolMetadata(target: Identifier | ThisExpression, value: Identifier) {
+        const properties = [
+            factory.createPropertyAssignment("configurable", factory.createTrue()),
+            factory.createPropertyAssignment("writable", factory.createTrue()),
+            factory.createPropertyAssignment("enumerable", factory.createTrue()),
+            factory.createPropertyAssignment("value", value),
+        ];
+
+        const defineProperty = factory.createCallExpression(
+            factory.createPropertyAccessExpression(factory.createIdentifier("Object"), "defineProperty"),
+            /*typeArguments*/ undefined,
+            [
+                target,
+                factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), factory.createIdentifier("metadata")),
+                factory.createObjectLiteralExpression(properties, /*multiLine*/ false),
+            ]
+        );
+
+        return setEmitFlags(
+            factory.createIfStatement(value, factory.createExpressionStatement(defineProperty)),
+            EmitFlags.SingleLine,
+        );
+    }
+
+    function createSymbolMetadataReference() {
+        return factory.createElementAccessExpression(
+            factory.createThis(),
+            factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), factory.createIdentifier("metadata")),
+        );
+    }
 }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2015).js
index 172a83f05ceb3..5c1c7237b72b6 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2015).js
@@ -39,12 +39,14 @@ let C = (() => {
             }
         },
         (() => {
-            __esDecorate(_a, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _get_member_decorators_1, { kind: "getter", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_member_decorators_1, { kind: "setter", name: _c, static: false, private: false, access: { has: obj => _c in obj, set: (obj, value) => { obj[_c] = value; } } }, null, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(_a, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _get_member_decorators_1, { kind: "getter", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_member_decorators_1, { kind: "setter", name: _c, static: false, private: false, access: { has: obj => _c in obj, set: (obj, value) => { obj[_c] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2022).js
index bb976329b0eba..3fe7a0be321a5 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2022).js
@@ -28,12 +28,14 @@ let C = (() => {
     let _set_member_decorators_1;
     return class C {
         static {
-            __esDecorate(this, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _get_member_decorators_1, { kind: "getter", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_member_decorators_1, { kind: "setter", name: _b, static: false, private: false, access: { has: obj => _b in obj, set: (obj, value) => { obj[_b] = value; } } }, null, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(this, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _get_member_decorators_1, { kind: "getter", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_member_decorators_1, { kind: "setter", name: _b, static: false, private: false, access: { has: obj => _b in obj, set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         get method1() { return 0; }
         set method1(value) { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es5).js
index 2a06295af0f20..bfa7b5365150e 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es5).js
@@ -57,12 +57,14 @@ var C = function () {
             return C;
         }()),
         (function () {
-            __esDecorate(_a, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, set: function (obj, value) { obj.method1 = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, set: function (obj, value) { obj["method2"] = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _get_member_decorators_1, { kind: "getter", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_member_decorators_1, { kind: "setter", name: _c, static: false, private: false, access: { has: function (obj) { return _c in obj; }, set: function (obj, value) { obj[_c] = value; } } }, null, _instanceExtraInitializers);
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(_a, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, set: function (obj, value) { obj.method1 = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, set: function (obj, value) { obj["method2"] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _get_member_decorators_1, { kind: "getter", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_member_decorators_1, { kind: "setter", name: _c, static: false, private: false, access: { has: function (obj) { return _c in obj; }, set: function (obj, value) { obj[_c] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2015).js
index fe070ffbd8b3f..7e171c69b96d2 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2015).js
@@ -27,10 +27,12 @@ let C = (() => {
         _C_method1_get = function _C_method1_get() { return _private_get_method1_descriptor.get.call(this); },
         _C_method1_set = function _C_method1_set(value) { return _private_set_method1_descriptor.set.call(this, value); },
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_get_method1_decorators = [dec(1)];
             _private_set_method1_decorators = [dec(2)];
-            __esDecorate(_a, _private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _private_get_method1_decorators, { kind: "getter", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_method1_get) } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, _private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _private_set_method1_decorators, { kind: "setter", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _C_instances, value, "a", _C_method1_set); } } }, null, _instanceExtraInitializers);
+            __esDecorate(_a, _private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _private_get_method1_decorators, { kind: "getter", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_method1_get) }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, _private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _private_set_method1_decorators, { kind: "setter", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _C_instances, value, "a", _C_method1_set); } }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2022).js
index 68413f945ceec..57e863f01caa0 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2022).js
@@ -18,10 +18,12 @@ let C = (() => {
     let _private_set_method1_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_get_method1_decorators = [dec(1)];
             _private_set_method1_decorators = [dec(2)];
-            __esDecorate(this, _private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _private_get_method1_decorators, { kind: "getter", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 } }, null, _instanceExtraInitializers);
-            __esDecorate(this, _private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _private_set_method1_decorators, { kind: "setter", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, set: (obj, value) => { obj.#method1 = value; } } }, null, _instanceExtraInitializers);
+            __esDecorate(this, _private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _private_get_method1_decorators, { kind: "getter", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, _private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _private_set_method1_decorators, { kind: "setter", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, set: (obj, value) => { obj.#method1 = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         get #method1() { return _private_get_method1_descriptor.get.call(this); }
         set #method1(value) { return _private_set_method1_descriptor.set.call(this, value); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2015).js
index b1a2340b3f914..c7db78231a922 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2015).js
@@ -36,12 +36,14 @@ let C = (() => {
             static set [(_static_set_member_decorators_1 = [dec(32)], _c = __propKey(method3))](value) { }
         },
         (() => {
-            __esDecorate(_a, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_get_member_decorators_1, { kind: "getter", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_member_decorators_1, { kind: "setter", name: _c, static: true, private: false, access: { has: obj => _c in obj, set: (obj, value) => { obj[_c] = value; } } }, null, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(_a, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_get_member_decorators_1, { kind: "getter", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_member_decorators_1, { kind: "setter", name: _c, static: true, private: false, access: { has: obj => _c in obj, set: (obj, value) => { obj[_c] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2022).js
index a2f43c826f1a5..f6b5ea2748b53 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2022).js
@@ -28,12 +28,14 @@ let C = (() => {
     let _static_set_member_decorators_1;
     return class C {
         static {
-            __esDecorate(this, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 } }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } } }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] } }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } } }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_get_member_decorators_1, { kind: "getter", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] } }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_set_member_decorators_1, { kind: "setter", name: _b, static: true, private: false, access: { has: obj => _b in obj, set: (obj, value) => { obj[_b] = value; } } }, null, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(this, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_get_member_decorators_1, { kind: "getter", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_set_member_decorators_1, { kind: "setter", name: _b, static: true, private: false, access: { has: obj => _b in obj, set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static get method1() { return 0; }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es5).js
index 4b2145d6f919f..a9816c94c5f61 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es5).js
@@ -56,12 +56,14 @@ var C = function () {
             return C;
         }()),
         (function () {
-            __esDecorate(_a, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, set: function (obj, value) { obj.method1 = value; } } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, set: function (obj, value) { obj["method2"] = value; } } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_get_member_decorators_1, { kind: "getter", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_member_decorators_1, { kind: "setter", name: _c, static: true, private: false, access: { has: function (obj) { return _c in obj; }, set: function (obj, value) { obj[_c] = value; } } }, null, _staticExtraInitializers);
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(_a, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, set: function (obj, value) { obj.method1 = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, set: function (obj, value) { obj["method2"] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_get_member_decorators_1, { kind: "getter", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_member_decorators_1, { kind: "setter", name: _c, static: true, private: false, access: { has: function (obj) { return _c in obj; }, set: function (obj, value) { obj[_c] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2015).js
index 99000eedb6c06..69b0a684c8080 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2015).js
@@ -32,10 +32,12 @@ let C = (() => {
         _C_method1_get = function _C_method1_get() { return _static_private_get_method1_descriptor.get.call(this); },
         _C_method1_set = function _C_method1_set(value) { return _static_private_set_method1_descriptor.set.call(this, value); },
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_get_method1_decorators = [dec(1)];
             _static_private_set_method1_decorators = [dec(2)];
-            __esDecorate(_a, _static_private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _static_private_get_method1_decorators, { kind: "getter", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_method1_get) } }, null, _staticExtraInitializers);
-            __esDecorate(_a, _static_private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _static_private_set_method1_decorators, { kind: "setter", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "a", _C_method1_set); } } }, null, _staticExtraInitializers);
+            __esDecorate(_a, _static_private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _static_private_get_method1_decorators, { kind: "getter", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_method1_get) }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, _static_private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _static_private_set_method1_decorators, { kind: "setter", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "a", _C_method1_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
@@ -52,8 +54,10 @@ let D = (() => {
     _method1_set = function _method1_set(value) { };
     __setFunctionName(_classThis, "D");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
     })();
     (() => {
         __classPrivateFieldGet(_classThis, _classThis, "a", _method1_get);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2022).js
index 9c6884476cd75..5fca9df5bd4c6 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2022).js
@@ -28,10 +28,12 @@ let C = (() => {
     let _static_private_set_method1_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_get_method1_decorators = [dec(1)];
             _static_private_set_method1_decorators = [dec(2)];
-            __esDecorate(this, _static_private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _static_private_get_method1_decorators, { kind: "getter", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 } }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _static_private_set_method1_decorators, { kind: "setter", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, set: (obj, value) => { obj.#method1 = value; } } }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _static_private_get_method1_decorators, { kind: "getter", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _static_private_set_method1_decorators, { kind: "setter", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, set: (obj, value) => { obj.#method1 = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static get #method1() { return _static_private_get_method1_descriptor.get.call(this); }
@@ -48,8 +50,10 @@ let D = (() => {
         static { __setFunctionName(this, "D"); }
         static { _method1_get = function _method1_get() { return 0; }, _method1_set = function _method1_set(value) { }; }
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             __classPrivateFieldGet(_classThis, _classThis, "a", _method1_get);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js
index 9c19a1b1c3f9e..be8d2a2912059 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js
@@ -33,8 +33,10 @@ let C = (() => {
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             Reflect.get(_classSuper, "method", _classThis).call(_classThis);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js
index 09a3a34b0b835..77ba20cfb6b52 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js
@@ -39,8 +39,10 @@ let C1 = (() => {
     });
     var C1 = class extends _classSuper {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             Reflect.get(_classSuper, "name", _classThis);
@@ -60,8 +62,10 @@ let C2 = (() => {
     let _classSuper_1 = (0, function () { });
     var C2 = class extends _classSuper_1 {
         static {
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             Reflect.get(_classSuper_1, "name", _classThis_1);
@@ -81,8 +85,10 @@ let C3 = (() => {
     let _classSuper_2 = (0, (() => { }));
     var C3 = class extends _classSuper_2 {
         static {
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name }, null, _classExtraInitializers_2);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
+            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             Reflect.get(_classSuper_2, "name", _classThis_2);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js
index bb7b5c3890bc1..d2de86b775581 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js
@@ -55,8 +55,10 @@ let C = (() => {
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             var _a, _b, _c, _d, _e, _f, _g, _h, _j, _k, _l, _m, _o, _p, _q, _r, _s;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js
index 7f79fba3112c4..d91847410cac7 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js
@@ -30,8 +30,10 @@ let C = (() => {
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static a = Reflect.get(_classSuper, "method", _classThis).call(_classThis);
         static b = Reflect.get(_classSuper, "method", _classThis).call(_classThis);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js
index 7bcc607444fb4..eadcd2b3ec532 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js
@@ -59,8 +59,10 @@ let C1 = (() => {
     let _classSuper = Base;
     var C1 = class extends _classSuper {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static a = Reflect.get(_classSuper, "x", _classThis);
         static b = (() => {
@@ -103,8 +105,10 @@ let C2 = (() => {
     let _classSuper_1 = Base;
     var C2 = class extends _classSuper_1 {
         static {
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static a = Reflect.get(_classSuper_1, "x", _classThis_1);
         static b = (() => {
@@ -147,8 +151,10 @@ let C3 = (() => {
     let _classSuper_2 = Base;
     var C3 = class extends _classSuper_2 {
         static {
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name }, null, _classExtraInitializers_2);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
+            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static a = Reflect.get(_classSuper_2, x, _classThis_2);
         static b = (() => {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js
index def3ef1208dc0..35bf6aa610206 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js
@@ -36,8 +36,10 @@ let C = (() => {
     let _classThis;
     var C = class extends Base {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         static m() { super.method(); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js
index 0072e715044bc..950e81bb0b8f4 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js
@@ -50,8 +50,10 @@ let B = (() => {
     let _m_decorators;
     return class B extends A {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
             _m_decorators = [foo];
-            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m } }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         constructor() {
             'inject';
@@ -75,8 +77,10 @@ let C = (() => {
     let _get_val_decorators;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _get_val_decorators = [foo];
-            __esDecorate(this, null, _get_val_decorators, { kind: "getter", name: "val", static: false, private: false, access: { has: obj => "val" in obj, get: obj => obj.val } }, null, _instanceExtraInitializers_1);
+            __esDecorate(this, null, _get_val_decorators, { kind: "getter", name: "val", static: false, private: false, access: { has: obj => "val" in obj, get: obj => obj.val }, metadata: metadata }, null, _instanceExtraInitializers_1);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         constructor() {
             __runInitializers(this, _instanceExtraInitializers_1);
@@ -90,8 +94,10 @@ let D = (() => {
     let _get_val_decorators;
     return class D extends A {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
             _get_val_decorators = [foo];
-            __esDecorate(this, null, _get_val_decorators, { kind: "getter", name: "val", static: false, private: false, access: { has: obj => "val" in obj, get: obj => obj.val } }, null, _instanceExtraInitializers_2);
+            __esDecorate(this, null, _get_val_decorators, { kind: "getter", name: "val", static: false, private: false, access: { has: obj => "val" in obj, get: obj => obj.val }, metadata: metadata }, null, _instanceExtraInitializers_2);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         constructor() {
             super();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2015).js
index ec04ba624335f..7ebb1dd0cf073 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2015).js
@@ -28,8 +28,10 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
     })();
     (() => {
         _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2022).js
index 616b3afdff5dc..038dfdf2141c8 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2022).js
@@ -23,8 +23,10 @@ let C = (() => {
     var C = class {
         static { __setFunctionName(this, "C"); }
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static { _classThis; }
         static x = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference.es5.js b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference.es5.js
index 8e7ed7b6511b8..a0831e54bf62a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference.es5.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference.es5.js
@@ -32,8 +32,10 @@ var C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
     })();
     (function () {
         _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2015).js
index bc92f15ecde04..1195be088374c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2015).js
@@ -171,6 +171,7 @@ let C = (() => {
     _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
     __setFunctionName(_classThis, "C");
     (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
         _method_decorators = [dec, dec];
         _get_x_decorators = [dec, dec];
         _set_x_decorators = [dec, dec];
@@ -181,18 +182,19 @@ let C = (() => {
         _static_private_set_x_decorators = [dec, dec];
         _static_private_y_decorators = [dec, dec];
         _static_private_z_decorators = [dec, dec];
-        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
-        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
-        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
+        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
+        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _staticExtraInitializers);
     })();
     /*28*/
@@ -217,8 +219,10 @@ let D = exports.D = (() => {
     };
     __setFunctionName(_classThis, "D");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return D = _classThis;
@@ -232,8 +236,10 @@ exports.default = (() => {
     };
     __setFunctionName(_classThis_1, "E");
     (() => {
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name }, null, _classExtraInitializers_1);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
         E = _classThis_1 = _classDescriptor_1.value;
+        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return E = _classThis_1;
@@ -252,8 +258,10 @@ let F = exports.F = (() => {
     };
     __setFunctionName(_classThis, "F");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         F = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return F = _classThis;
@@ -267,8 +275,10 @@ exports.default = (() => {
     };
     __setFunctionName(_classThis_1, "G");
     (() => {
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name }, null, _classExtraInitializers_1);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
         G = _classThis_1 = _classDescriptor_1.value;
+        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return G = _classThis_1;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2022).js
index 812dcb28249c2..a32490fb634ba 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2022).js
@@ -151,6 +151,7 @@ let C = (() => {
         static { __setFunctionName(this, "C"); }
         static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _method_decorators = [dec, dec];
             _get_x_decorators = [dec, dec];
             _set_x_decorators = [dec, dec];
@@ -161,18 +162,19 @@ let C = (() => {
             _static_private_set_x_decorators = [dec, dec];
             _static_private_y_decorators = [dec, dec];
             _static_private_z_decorators = [dec, dec];
-            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
-            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
+            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _staticExtraInitializers);
         }
         /*4*/
@@ -212,8 +214,10 @@ let D = exports.D = (() => {
     let _classThis;
     var D = class {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -226,8 +230,10 @@ exports.default = (() => {
     let _classThis_1;
     var E = class {
         static {
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             E = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
@@ -245,8 +251,10 @@ let F = exports.F = (() => {
     let _classThis;
     var F = class {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             F = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -259,8 +267,10 @@ exports.default = (() => {
     let _classThis_1;
     var G = class {
         static {
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             G = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2015).js
index 98eb2ad7ac31a..af116ea299273 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2015).js
@@ -171,6 +171,7 @@ let C = (() => {
     _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
     __setFunctionName(_classThis, "C");
     (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
         _method_decorators = [dec, dec];
         _get_x_decorators = [dec, dec];
         _set_x_decorators = [dec, dec];
@@ -181,18 +182,19 @@ let C = (() => {
         _static_private_set_x_decorators = [dec, dec];
         _static_private_y_decorators = [dec, dec];
         _static_private_z_decorators = [dec, dec];
-        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
-        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
-        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
+        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
+        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _staticExtraInitializers);
     })();
     /*28*/
@@ -215,8 +217,10 @@ export let D = (() => {
     };
     __setFunctionName(_classThis, "D");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return D = _classThis;
@@ -231,8 +235,10 @@ export default (() => {
     };
     __setFunctionName(_classThis_1, "E");
     (() => {
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name }, null, _classExtraInitializers_1);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
         E = _classThis_1 = _classDescriptor_1.value;
+        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return E = _classThis_1;
@@ -248,8 +254,10 @@ export let F = (() => {
     };
     __setFunctionName(_classThis, "F");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         F = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return F = _classThis;
@@ -264,8 +272,10 @@ export default (() => {
     };
     __setFunctionName(_classThis_1, "G");
     (() => {
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name }, null, _classExtraInitializers_1);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
         G = _classThis_1 = _classDescriptor_1.value;
+        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return G = _classThis_1;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2022).js
index fb04f31ae345d..dd49087d88cc3 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2022).js
@@ -151,6 +151,7 @@ let C = (() => {
         static { __setFunctionName(this, "C"); }
         static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _method_decorators = [dec, dec];
             _get_x_decorators = [dec, dec];
             _set_x_decorators = [dec, dec];
@@ -161,18 +162,19 @@ let C = (() => {
             _static_private_set_x_decorators = [dec, dec];
             _static_private_y_decorators = [dec, dec];
             _static_private_z_decorators = [dec, dec];
-            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
-            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
+            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _staticExtraInitializers);
         }
         /*4*/
@@ -210,8 +212,10 @@ export let D = (() => {
     let _classThis;
     var D = class {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -225,8 +229,10 @@ export default (() => {
     let _classThis_1;
     var E = class {
         static {
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             E = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
@@ -241,8 +247,10 @@ export let F = (() => {
     let _classThis;
     var F = class {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             F = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -256,8 +264,10 @@ export default (() => {
     let _classThis_1;
     var G = class {
         static {
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             G = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commonjs-classNamespaceMerge.js b/tests/baselines/reference/esDecorators-classDeclaration-commonjs-classNamespaceMerge.js
index 0d52e9f2854ed..b74455918625b 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commonjs-classNamespaceMerge.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commonjs-classNamespaceMerge.js
@@ -59,8 +59,10 @@ let Example = exports.Example = (() => {
     let _classThis;
     var Example = class {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             Example = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         static foo() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commonjs.js b/tests/baselines/reference/esDecorators-classDeclaration-commonjs.js
index d354b8480487b..651eef4be2983 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commonjs.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commonjs.js
@@ -55,8 +55,10 @@ let Example = exports.Example = (() => {
     let _classThis;
     var Example = class {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             Example = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         static foo() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=false).js
index 258efea904410..f03f4133924ed 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=false).js
@@ -36,9 +36,11 @@ let C = (() => {
         _member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (() => {
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } } }, _member_initializers_1, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=true).js
index 45bf678a9432b..c1adbc8d5af47 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=true).js
@@ -51,9 +51,11 @@ let C = (() => {
         _member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (() => {
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } } }, _member_initializers_1, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=false).js
index 0b69451c77b71..9633b92671bb8 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=false).js
@@ -31,9 +31,11 @@ let C = (() => {
         }
         static { _field1_decorators = [dec(1)], _member_decorators = [dec(2)], _member_decorators_1 = [dec(3)], _a = __propKey(field3); }
         static {
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } } }, _member_initializers_1, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
     };
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=true).js
index cb90b1c3ecfb3..39a73420e2bb8 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=true).js
@@ -25,9 +25,11 @@ let C = (() => {
     let _member_initializers_1 = [];
     return class C {
         static {
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } } }, _member_initializers_1, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         field1 = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _field1_initializers, 1));
         ["field2"] = __runInitializers(this, _member_initializers, 2);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=false).js
index f4d9394fa7b1f..0f039ab52ddd8 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=false).js
@@ -13,6 +13,7 @@ class C {
 
 
 //// [esDecorators-classDeclaration-fields-nonStatic.js]
+var _this = this;
 var field3 = "field3";
 var C = function () {
     var _a;
@@ -37,9 +38,11 @@ var C = function () {
         _member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (function () {
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } } }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } } }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } } }, _member_initializers_1, _instanceExtraInitializers);
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=true).js
index 4091a6d708c92..334009691caf5 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=true).js
@@ -13,6 +13,7 @@ class C {
 
 
 //// [esDecorators-classDeclaration-fields-nonStatic.js]
+var _this = this;
 var field3 = "field3";
 var C = function () {
     var _a;
@@ -52,9 +53,11 @@ var C = function () {
         _member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (function () {
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } } }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } } }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } } }, _member_initializers_1, _instanceExtraInitializers);
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=esnext,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=esnext,usedefineforclassfields=false).js
index 0b69451c77b71..9633b92671bb8 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=esnext,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=esnext,usedefineforclassfields=false).js
@@ -31,9 +31,11 @@ let C = (() => {
         }
         static { _field1_decorators = [dec(1)], _member_decorators = [dec(2)], _member_decorators_1 = [dec(3)], _a = __propKey(field3); }
         static {
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } } }, _member_initializers_1, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
     };
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2015).js
index cfd40fa026417..ee606b3513894 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2015).js
@@ -38,9 +38,11 @@ let C = (() => {
             set [_b](value) { __classPrivateFieldSet(this, _C__b_accessor_storage, value, "f"); }
         },
         (() => {
-            __esDecorate(_a, null, _field1_decorators, { kind: "accessor", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators, { kind: "accessor", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators_1, { kind: "accessor", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } } }, _member_initializers_1, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(_a, null, _field1_decorators, { kind: "accessor", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators, { kind: "accessor", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators_1, { kind: "accessor", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2022).js
index 208e68dd8231f..74b592d5d0d01 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2022).js
@@ -25,9 +25,11 @@ let C = (() => {
     let _member_initializers_1 = [];
     return class C {
         static {
-            __esDecorate(this, null, _field1_decorators, { kind: "accessor", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(this, null, _member_decorators, { kind: "accessor", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(this, null, _member_decorators_1, { kind: "accessor", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } } }, _member_initializers_1, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(this, null, _field1_decorators, { kind: "accessor", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(this, null, _member_decorators, { kind: "accessor", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(this, null, _member_decorators_1, { kind: "accessor", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         #field1_accessor_storage = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _field1_initializers, 1));
         get field1() { return this.#field1_accessor_storage; }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2015).js
index e93d45e8903b3..b1290216b7486 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2015).js
@@ -10,7 +10,7 @@ class C {
 
 //// [esDecorators-classDeclaration-fields-nonStaticPrivate.js]
 let C = (() => {
-    var _C_field1, _a;
+    var _a, _C_field1;
     let _instanceExtraInitializers = [];
     let _private_field1_decorators;
     let _private_field1_initializers = [];
@@ -21,8 +21,10 @@ let C = (() => {
         },
         _C_field1 = new WeakMap(),
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_field1_decorators = [dec];
-            __esDecorate(null, null, _private_field1_decorators, { kind: "field", name: "#field1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_field1, obj), get: obj => __classPrivateFieldGet(obj, _C_field1, "f"), set: (obj, value) => { __classPrivateFieldSet(obj, _C_field1, value, "f"); } } }, _private_field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _private_field1_decorators, { kind: "field", name: "#field1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_field1, obj), get: obj => __classPrivateFieldGet(obj, _C_field1, "f"), set: (obj, value) => { __classPrivateFieldSet(obj, _C_field1, value, "f"); } }, metadata: metadata }, _private_field1_initializers, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2022).js
index 722ec97c9de1f..dd5886acd5d6e 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2022).js
@@ -15,8 +15,10 @@ let C = (() => {
     let _private_field1_initializers = [];
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_field1_decorators = [dec];
-            __esDecorate(null, null, _private_field1_decorators, { kind: "field", name: "#field1", static: false, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } } }, _private_field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _private_field1_decorators, { kind: "field", name: "#field1", static: false, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: metadata }, _private_field1_initializers, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         #field1 = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _private_field1_initializers, 0));
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2015).js
index 55d8de19510cb..4aec9a0be1735 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2015).js
@@ -26,8 +26,10 @@ let C = (() => {
         _C_field1_get = function _C_field1_get() { return _private_field1_descriptor.get.call(this); },
         _C_field1_set = function _C_field1_set(value) { return _private_field1_descriptor.set.call(this, value); },
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_field1_decorators = [dec];
-            __esDecorate(_a, _private_field1_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _C_field1_accessor_storage, "f"); }, "#field1", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _C_field1_accessor_storage, value, "f"); }, "#field1", "set") }, _private_field1_decorators, { kind: "accessor", name: "#field1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_field1_get), set: (obj, value) => { __classPrivateFieldSet(obj, _C_instances, value, "a", _C_field1_set); } } }, _private_field1_initializers, _instanceExtraInitializers);
+            __esDecorate(_a, _private_field1_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _C_field1_accessor_storage, "f"); }, "#field1", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _C_field1_accessor_storage, value, "f"); }, "#field1", "set") }, _private_field1_decorators, { kind: "accessor", name: "#field1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_field1_get), set: (obj, value) => { __classPrivateFieldSet(obj, _C_instances, value, "a", _C_field1_set); } }, metadata: metadata }, _private_field1_initializers, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2022).js
index c459824c7799c..12be8cfaf3853 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2022).js
@@ -16,8 +16,10 @@ let C = (() => {
     let _private_field1_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_field1_decorators = [dec];
-            __esDecorate(this, _private_field1_descriptor = { get: __setFunctionName(function () { return this.#field1_accessor_storage; }, "#field1", "get"), set: __setFunctionName(function (value) { this.#field1_accessor_storage = value; }, "#field1", "set") }, _private_field1_decorators, { kind: "accessor", name: "#field1", static: false, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } } }, _private_field1_initializers, _instanceExtraInitializers);
+            __esDecorate(this, _private_field1_descriptor = { get: __setFunctionName(function () { return this.#field1_accessor_storage; }, "#field1", "get"), set: __setFunctionName(function (value) { this.#field1_accessor_storage = value; }, "#field1", "set") }, _private_field1_decorators, { kind: "accessor", name: "#field1", static: false, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: metadata }, _private_field1_initializers, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         #field1_accessor_storage = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _private_field1_initializers, 0));
         get #field1() { return _private_field1_descriptor.get.call(this); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=false).js
index ba2a908cdcdfa..fc1eea0048cf9 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=false).js
@@ -31,9 +31,11 @@ let C = (() => {
         _static_member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (() => {
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } } }, _static_member_initializers_1, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a.field1 = __runInitializers(_a, _static_field1_initializers, 1),
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=true).js
index 35fc2a30e9da6..ccadc8bc018ef 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=true).js
@@ -31,9 +31,11 @@ let C = (() => {
         _static_member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (() => {
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } } }, _static_member_initializers_1, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         Object.defineProperty(_a, "field1", {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=false).js
index f0ec33054d68b..b70fa437a741c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=false).js
@@ -26,9 +26,11 @@ let C = (() => {
     return class C {
         static { _static_field1_decorators = [dec(1)], _static_member_decorators = [dec(2)], _static_member_decorators_1 = [dec(3)], _a = __propKey(field3); }
         static {
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } } }, _static_member_initializers_1, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static { this.field1 = __runInitializers(this, _static_field1_initializers, 1); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=true).js
index fcc8837be7fe1..98f9feca0cee4 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=true).js
@@ -25,9 +25,11 @@ let C = (() => {
     let _static_member_initializers_1 = [];
     return class C {
         static {
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } } }, _static_member_initializers_1, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static field1 = __runInitializers(this, _static_field1_initializers, 1);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=false).js
index b720fd675289e..574cc13e112ed 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=false).js
@@ -35,9 +35,11 @@ var C = function () {
         _static_member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (function () {
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } } }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } } }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } } }, _static_member_initializers_1, _staticExtraInitializers);
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a.field1 = __runInitializers(_a, _static_field1_initializers, 1),
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=true).js
index d2194ff469a63..84c8d114d7876 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=true).js
@@ -35,9 +35,11 @@ var C = function () {
         _static_member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (function () {
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } } }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } } }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } } }, _static_member_initializers_1, _staticExtraInitializers);
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         Object.defineProperty(_a, "field1", {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=esnext,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=esnext,usedefineforclassfields=false).js
index f0ec33054d68b..b70fa437a741c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=esnext,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=esnext,usedefineforclassfields=false).js
@@ -26,9 +26,11 @@ let C = (() => {
     return class C {
         static { _static_field1_decorators = [dec(1)], _static_member_decorators = [dec(2)], _static_member_decorators_1 = [dec(3)], _a = __propKey(field3); }
         static {
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } } }, _static_member_initializers_1, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static { this.field1 = __runInitializers(this, _static_field1_initializers, 1); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2015).js
index a914c0d06dc06..feb056ff74655 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2015).js
@@ -41,9 +41,11 @@ let C = (() => {
             static set [_b](value) { __classPrivateFieldSet(this, _a, value, "f", _C__b_accessor_storage); }
         },
         (() => {
-            __esDecorate(_a, null, _static_field1_decorators, { kind: "accessor", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators, { kind: "accessor", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators_1, { kind: "accessor", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } } }, _static_member_initializers_1, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(_a, null, _static_field1_decorators, { kind: "accessor", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators, { kind: "accessor", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators_1, { kind: "accessor", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _C_field1_accessor_storage = { value: __runInitializers(_a, _static_field1_initializers, 1) },
@@ -63,8 +65,10 @@ let D = (() => {
     };
     __setFunctionName(_classThis, "D");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
     })();
     _field1_accessor_storage = { value: 1 };
     (() => {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2022).js
index 15e126bf87c56..b554228b3572b 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2022).js
@@ -33,9 +33,11 @@ let C = (() => {
     let _static_member_initializers_1 = [];
     return class C {
         static {
-            __esDecorate(this, null, _static_field1_decorators, { kind: "accessor", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } } }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(this, null, _static_member_decorators, { kind: "accessor", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } } }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(this, null, _static_member_decorators_1, { kind: "accessor", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } } }, _static_member_initializers_1, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(this, null, _static_field1_decorators, { kind: "accessor", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(this, null, _static_member_decorators, { kind: "accessor", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(this, null, _static_member_decorators_1, { kind: "accessor", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static #field1_accessor_storage = __runInitializers(this, _static_field1_initializers, 1);
@@ -58,8 +60,10 @@ let D = (() => {
     var D = class {
         static { __setFunctionName(this, "D"); }
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             _field1_accessor_storage = { value: 1 };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2015).js
index 70c22ebd6d38d..b02ec2578dba9 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2015).js
@@ -26,8 +26,10 @@ let C = (() => {
     return _a = class C {
         },
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_field1_decorators = [dec];
-            __esDecorate(null, null, _static_private_field1_decorators, { kind: "field", name: "#field1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "f", _C_field1), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "f", _C_field1); } } }, _static_private_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_private_field1_decorators, { kind: "field", name: "#field1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "f", _C_field1), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "f", _C_field1); } }, metadata: metadata }, _static_private_field1_initializers, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _C_field1 = { value: __runInitializers(_a, _static_private_field1_initializers, 0) },
@@ -43,8 +45,10 @@ let D = (() => {
     };
     __setFunctionName(_classThis, "D");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
     })();
     _field1 = { value: 0 };
     (() => {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2022).js
index cbb231f1416e5..56f23b8c04f3e 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2022).js
@@ -24,8 +24,10 @@ let C = (() => {
     let _static_private_field1_initializers = [];
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_field1_decorators = [dec];
-            __esDecorate(null, null, _static_private_field1_decorators, { kind: "field", name: "#field1", static: true, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } } }, _static_private_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_private_field1_decorators, { kind: "field", name: "#field1", static: true, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: metadata }, _static_private_field1_initializers, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static #field1 = __runInitializers(this, _static_private_field1_initializers, 0);
@@ -40,8 +42,10 @@ let D = (() => {
     var D = class {
         static { __setFunctionName(this, "D"); }
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             _field1 = { value: 0 };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2015).js
index 70faeb7dec516..556cae54991f1 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2015).js
@@ -29,8 +29,10 @@ let C = (() => {
         _C_field1_get = function _C_field1_get() { return _static_private_field1_descriptor.get.call(this); },
         _C_field1_set = function _C_field1_set(value) { return _static_private_field1_descriptor.set.call(this, value); },
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_field1_decorators = [dec];
-            __esDecorate(_a, _static_private_field1_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_a, _a, "f", _C_field1_accessor_storage); }, "#field1", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_a, _a, value, "f", _C_field1_accessor_storage); }, "#field1", "set") }, _static_private_field1_decorators, { kind: "accessor", name: "#field1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_field1_get), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "a", _C_field1_set); } } }, _static_private_field1_initializers, _staticExtraInitializers);
+            __esDecorate(_a, _static_private_field1_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_a, _a, "f", _C_field1_accessor_storage); }, "#field1", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_a, _a, value, "f", _C_field1_accessor_storage); }, "#field1", "set") }, _static_private_field1_decorators, { kind: "accessor", name: "#field1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_field1_get), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "a", _C_field1_set); } }, metadata: metadata }, _static_private_field1_initializers, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _C_field1_accessor_storage = { value: __runInitializers(this, _static_private_field1_initializers, 0) },
@@ -48,8 +50,10 @@ let D = (() => {
     _field1_set = function _field1_set(value) { __classPrivateFieldSet(this, _classThis, value, "f", _field1_accessor_storage); };
     __setFunctionName(_classThis, "D");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
     })();
     _field1_accessor_storage = { value: 0 };
     (() => {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2022).js
index 1337c1f57aa28..75e4fda9e3e53 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2022).js
@@ -25,8 +25,10 @@ let C = (() => {
     let _static_private_field1_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_field1_decorators = [dec];
-            __esDecorate(this, _static_private_field1_descriptor = { get: __setFunctionName(function () { return this.#field1_accessor_storage; }, "#field1", "get"), set: __setFunctionName(function (value) { this.#field1_accessor_storage = value; }, "#field1", "set") }, _static_private_field1_decorators, { kind: "accessor", name: "#field1", static: true, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } } }, _static_private_field1_initializers, _staticExtraInitializers);
+            __esDecorate(this, _static_private_field1_descriptor = { get: __setFunctionName(function () { return this.#field1_accessor_storage; }, "#field1", "get"), set: __setFunctionName(function (value) { this.#field1_accessor_storage = value; }, "#field1", "set") }, _static_private_field1_decorators, { kind: "accessor", name: "#field1", static: true, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: metadata }, _static_private_field1_initializers, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static #field1_accessor_storage = __runInitializers(this, _static_private_field1_initializers, 0);
@@ -44,8 +46,10 @@ let D = (() => {
         static { __setFunctionName(this, "D"); }
         static { _field1_get = function _field1_get() { return __classPrivateFieldGet(this, _classThis, "f", _field1_accessor_storage); }, _field1_set = function _field1_set(value) { __classPrivateFieldSet(this, _classThis, value, "f", _field1_accessor_storage); }; }
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             _field1_accessor_storage = { value: 0 };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2015).js
index 08bf58097fc89..0ddee29bffe2d 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2015).js
@@ -30,9 +30,11 @@ let C = (() => {
             }
         },
         (() => {
-            __esDecorate(_a, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators_1, { kind: "method", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] } }, null, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(_a, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators_1, { kind: "method", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2022).js
index 2c394adcb8718..e70164a8e4820 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2022).js
@@ -22,9 +22,11 @@ let C = (() => {
     let _member_decorators_1;
     return class C {
         static {
-            __esDecorate(this, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _member_decorators_1, { kind: "method", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] } }, null, _instanceExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(this, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _member_decorators_1, { kind: "method", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         method1() { }
         ["method2"]() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es5).js
index ee0e92d4500d5..1c87001510eb2 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es5).js
@@ -32,9 +32,11 @@ var C = function () {
             return C;
         }()),
         (function () {
-            __esDecorate(_a, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators_1, { kind: "method", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } } }, null, _instanceExtraInitializers);
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(_a, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators_1, { kind: "method", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2015).js
index af23087afaaff..6a2d50106bd2e 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2015).js
@@ -23,8 +23,10 @@ let C = (() => {
         _C_instances = new WeakSet(),
         _C_method1_get = function _C_method1_get() { return _private_method1_descriptor.value; },
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_method1_decorators = [dec];
-            __esDecorate(_a, _private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _private_method1_decorators, { kind: "method", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_method1_get) } }, null, _instanceExtraInitializers);
+            __esDecorate(_a, _private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _private_method1_decorators, { kind: "method", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_method1_get) }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2022).js
index a557eec5aff24..d7d911fe4d731 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2022).js
@@ -15,8 +15,10 @@ let C = (() => {
     let _private_method1_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_method1_decorators = [dec];
-            __esDecorate(this, _private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _private_method1_decorators, { kind: "method", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 } }, null, _instanceExtraInitializers);
+            __esDecorate(this, _private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _private_method1_decorators, { kind: "method", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         get #method1() { return _private_method1_descriptor.value; }
         constructor() {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2015).js
index a1d57096c546c..bef0e2c65e202 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2015).js
@@ -27,9 +27,11 @@ let C = (() => {
             static [(_static_method1_decorators = [dec(1)], _static_member_decorators = [dec(2)], _static_member_decorators_1 = [dec(3)], _b = __propKey(method3))]() { }
         },
         (() => {
-            __esDecorate(_a, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators_1, { kind: "method", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] } }, null, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(_a, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators_1, { kind: "method", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2022).js
index c761b27efd8eb..b7d4318e988a3 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2022).js
@@ -22,9 +22,11 @@ let C = (() => {
     let _static_member_decorators_1;
     return class C {
         static {
-            __esDecorate(this, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 } }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] } }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_member_decorators_1, { kind: "method", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] } }, null, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(this, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_member_decorators_1, { kind: "method", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static method1() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es5).js
index 301743dd21f7e..7079f24eaf8f4 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es5).js
@@ -31,9 +31,11 @@ var C = function () {
             return C;
         }()),
         (function () {
-            __esDecorate(_a, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } } }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators_1, { kind: "method", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } } }, null, _staticExtraInitializers);
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(_a, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators_1, { kind: "method", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2015).js
index 71a531d10ef03..352c7bb4309fb 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2015).js
@@ -23,8 +23,10 @@ let C = (() => {
         },
         _C_method1_get = function _C_method1_get() { return _static_private_method1_descriptor.value; },
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_method1_decorators = [dec];
-            __esDecorate(_a, _static_private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _static_private_method1_decorators, { kind: "method", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_method1_get) } }, null, _staticExtraInitializers);
+            __esDecorate(_a, _static_private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _static_private_method1_decorators, { kind: "method", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_method1_get) }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
@@ -40,8 +42,10 @@ let D = (() => {
     _method1 = function _method1() { };
     __setFunctionName(_classThis, "D");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return D = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2022).js
index efc4f2e83a377..60e0494e5d0a3 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2022).js
@@ -20,8 +20,10 @@ let C = (() => {
     let _static_private_method1_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_method1_decorators = [dec];
-            __esDecorate(this, _static_private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _static_private_method1_decorators, { kind: "method", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 } }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _static_private_method1_decorators, { kind: "method", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static get #method1() { return _static_private_method1_descriptor.value; }
@@ -37,8 +39,10 @@ let D = (() => {
         static { __setFunctionName(this, "D"); }
         static { _method1 = function _method1() { }; }
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.1.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.1.js
index d5480454cf474..7d9fbad9b275f 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.1.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.1.js
@@ -24,8 +24,10 @@ let C = (() => {
     let _classThis;
     var C = class {
         static {
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.2.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.2.js
index c39b9a4c0a89d..c94616281952d 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.2.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.2.js
@@ -24,8 +24,10 @@ exports.default = (() => {
     var default_1 = class {
         static {
             tslib_1.__setFunctionName(this, "default");
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             default_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.3.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.3.js
index 75f96af51fcdc..e0fe4d88b9f3a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.3.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.3.js
@@ -29,8 +29,10 @@ let C = (() => {
         static { tslib_1.__setFunctionName(this, "C"); }
         static { _foo = function _foo() { }; }
         static {
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateAutoAccessor.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateAutoAccessor.js
index 4f49df19148bb..95e5d0c409894 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateAutoAccessor.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateAutoAccessor.js
@@ -26,8 +26,10 @@ let C = (() => {
     let _private_x_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_x_decorators = [dec];
-            tslib_1.__esDecorate(this, _private_x_descriptor = { get: tslib_1.__setFunctionName(function () { return this.#x_accessor_storage; }, "#x", "get"), set: tslib_1.__setFunctionName(function (value) { this.#x_accessor_storage = value; }, "#x", "set") }, _private_x_decorators, { kind: "accessor", name: "#x", static: false, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } } }, _private_x_initializers, _instanceExtraInitializers);
+            tslib_1.__esDecorate(this, _private_x_descriptor = { get: tslib_1.__setFunctionName(function () { return this.#x_accessor_storage; }, "#x", "get"), set: tslib_1.__setFunctionName(function (value) { this.#x_accessor_storage = value; }, "#x", "set") }, _private_x_decorators, { kind: "accessor", name: "#x", static: false, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: metadata }, _private_x_initializers, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         #x_accessor_storage = (tslib_1.__runInitializers(this, _instanceExtraInitializers), tslib_1.__runInitializers(this, _private_x_initializers, void 0));
         get #x() { return _private_x_descriptor.get.call(this); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateField.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateField.js
index bab1ad1f850f8..3c73ecf5723d2 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateField.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateField.js
@@ -25,8 +25,10 @@ let C = (() => {
     let _private_x_initializers = [];
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_x_decorators = [dec];
-            tslib_1.__esDecorate(null, null, _private_x_decorators, { kind: "field", name: "#x", static: false, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } } }, _private_x_initializers, _instanceExtraInitializers);
+            tslib_1.__esDecorate(null, null, _private_x_decorators, { kind: "field", name: "#x", static: false, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: metadata }, _private_x_initializers, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         #x = (tslib_1.__runInitializers(this, _instanceExtraInitializers), tslib_1.__runInitializers(this, _private_x_initializers, void 0));
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateGetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateGetter.js
index a09598198dccf..6c01135db9249 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateGetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateGetter.js
@@ -25,8 +25,10 @@ let C = (() => {
     let _private_get_foo_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_get_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _private_get_foo_descriptor = { get: tslib_1.__setFunctionName(function () { return 1; }, "#foo", "get") }, _private_get_foo_decorators, { kind: "getter", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo } }, null, _instanceExtraInitializers);
+            tslib_1.__esDecorate(this, _private_get_foo_descriptor = { get: tslib_1.__setFunctionName(function () { return 1; }, "#foo", "get") }, _private_get_foo_decorators, { kind: "getter", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         get #foo() { return _private_get_foo_descriptor.get.call(this); }
         constructor() {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateMethod.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateMethod.js
index 441fb54802e54..0c35b93d8c9ec 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateMethod.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateMethod.js
@@ -25,8 +25,10 @@ let C = (() => {
     let _private_foo_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _private_foo_descriptor = { value: tslib_1.__setFunctionName(function () { }, "#foo") }, _private_foo_decorators, { kind: "method", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo } }, null, _instanceExtraInitializers);
+            tslib_1.__esDecorate(this, _private_foo_descriptor = { value: tslib_1.__setFunctionName(function () { }, "#foo") }, _private_foo_decorators, { kind: "method", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         get #foo() { return _private_foo_descriptor.value; }
         constructor() {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateSetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateSetter.js
index 8e2b532516727..c309208699407 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateSetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateSetter.js
@@ -25,8 +25,10 @@ let C = (() => {
     let _private_set_foo_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _private_set_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _private_set_foo_descriptor = { set: tslib_1.__setFunctionName(function (value) { }, "#foo", "set") }, _private_set_foo_decorators, { kind: "setter", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, set: (obj, value) => { obj.#foo = value; } } }, null, _instanceExtraInitializers);
+            tslib_1.__esDecorate(this, _private_set_foo_descriptor = { set: tslib_1.__setFunctionName(function (value) { }, "#foo", "set") }, _private_set_foo_decorators, { kind: "setter", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, set: (obj, value) => { obj.#foo = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         set #foo(value) { return _private_set_foo_descriptor.set.call(this, value); }
         constructor() {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedAutoAccessor.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedAutoAccessor.js
index 7d65543207b93..c551d7b4868b2 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedAutoAccessor.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedAutoAccessor.js
@@ -27,7 +27,9 @@ let C = (() => {
     let _static_member_initializers = [];
     return class C {
         static {
-            tslib_1.__esDecorate(this, null, _static_member_decorators, { kind: "accessor", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } } }, _static_member_initializers, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(this, null, _static_member_decorators, { kind: "accessor", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static #_a_accessor_storage = tslib_1.__runInitializers(this, _static_member_initializers, void 0);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedField.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedField.js
index 15d020f661fb8..aab5f9174e78c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedField.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedField.js
@@ -27,7 +27,9 @@ let C = (() => {
     let _static_member_initializers = [];
     return class C {
         static {
-            tslib_1.__esDecorate(null, null, _static_member_decorators, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } } }, _static_member_initializers, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, null, _static_member_decorators, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static [(_static_member_decorators = [dec], _a = tslib_1.__propKey(x))] = tslib_1.__runInitializers(this, _static_member_initializers, void 0);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedGetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedGetter.js
index 627e14485bfb8..eb961ca90b69a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedGetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedGetter.js
@@ -26,7 +26,9 @@ let C = (() => {
     let _static_get_member_decorators;
     return class C {
         static {
-            tslib_1.__esDecorate(this, null, _static_get_member_decorators, { kind: "getter", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] } }, null, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(this, null, _static_get_member_decorators, { kind: "getter", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static get [(_static_get_member_decorators = [dec], _a = tslib_1.__propKey(x))]() { return 1; }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedMethod.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedMethod.js
index 95fde00c525aa..31513fe1233b4 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedMethod.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedMethod.js
@@ -26,7 +26,9 @@ let C = (() => {
     let _static_member_decorators;
     return class C {
         static {
-            tslib_1.__esDecorate(this, null, _static_member_decorators, { kind: "method", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] } }, null, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(this, null, _static_member_decorators, { kind: "method", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static [(_static_member_decorators = [dec], _a = tslib_1.__propKey(x))]() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedSetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedSetter.js
index 9e330847380cc..f711d6afcf7da 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedSetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedSetter.js
@@ -26,7 +26,9 @@ let C = (() => {
     let _static_set_member_decorators;
     return class C {
         static {
-            tslib_1.__esDecorate(this, null, _static_set_member_decorators, { kind: "setter", name: _a, static: true, private: false, access: { has: obj => _a in obj, set: (obj, value) => { obj[_a] = value; } } }, null, _staticExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(this, null, _static_set_member_decorators, { kind: "setter", name: _a, static: true, private: false, access: { has: obj => _a in obj, set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static set [(_static_set_member_decorators = [dec], _a = tslib_1.__propKey(x))](value) { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateAutoAccessor.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateAutoAccessor.js
index a7eddaf7d9803..8ae521ffa2e9e 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateAutoAccessor.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateAutoAccessor.js
@@ -26,8 +26,10 @@ let C = (() => {
     let _static_private_x_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_x_decorators = [dec];
-            tslib_1.__esDecorate(this, _static_private_x_descriptor = { get: tslib_1.__setFunctionName(function () { return this.#x_accessor_storage; }, "#x", "get"), set: tslib_1.__setFunctionName(function (value) { this.#x_accessor_storage = value; }, "#x", "set") }, _static_private_x_decorators, { kind: "accessor", name: "#x", static: true, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } } }, _static_private_x_initializers, _staticExtraInitializers);
+            tslib_1.__esDecorate(this, _static_private_x_descriptor = { get: tslib_1.__setFunctionName(function () { return this.#x_accessor_storage; }, "#x", "get"), set: tslib_1.__setFunctionName(function (value) { this.#x_accessor_storage = value; }, "#x", "set") }, _static_private_x_decorators, { kind: "accessor", name: "#x", static: true, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: metadata }, _static_private_x_initializers, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static #x_accessor_storage = tslib_1.__runInitializers(this, _static_private_x_initializers, void 0);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateField.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateField.js
index 3e9a64ecfad2b..06788a58b6b2b 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateField.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateField.js
@@ -25,8 +25,10 @@ let C = (() => {
     let _static_private_x_initializers = [];
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_x_decorators = [dec];
-            tslib_1.__esDecorate(null, null, _static_private_x_decorators, { kind: "field", name: "#x", static: true, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } } }, _static_private_x_initializers, _staticExtraInitializers);
+            tslib_1.__esDecorate(null, null, _static_private_x_decorators, { kind: "field", name: "#x", static: true, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: metadata }, _static_private_x_initializers, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static #x = tslib_1.__runInitializers(this, _static_private_x_initializers, void 0);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateGetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateGetter.js
index 2f6244e765aee..659f0bd91a5df 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateGetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateGetter.js
@@ -25,8 +25,10 @@ let C = (() => {
     let _static_private_get_foo_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_get_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _static_private_get_foo_descriptor = { get: tslib_1.__setFunctionName(function () { return 1; }, "#foo", "get") }, _static_private_get_foo_decorators, { kind: "getter", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo } }, null, _staticExtraInitializers);
+            tslib_1.__esDecorate(this, _static_private_get_foo_descriptor = { get: tslib_1.__setFunctionName(function () { return 1; }, "#foo", "get") }, _static_private_get_foo_decorators, { kind: "getter", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static get #foo() { return _static_private_get_foo_descriptor.get.call(this); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateMethod.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateMethod.js
index fc42cb7772d97..134ca7dda77a8 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateMethod.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateMethod.js
@@ -25,8 +25,10 @@ let C = (() => {
     let _static_private_foo_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _static_private_foo_descriptor = { value: tslib_1.__setFunctionName(function () { }, "#foo") }, _static_private_foo_decorators, { kind: "method", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo } }, null, _staticExtraInitializers);
+            tslib_1.__esDecorate(this, _static_private_foo_descriptor = { value: tslib_1.__setFunctionName(function () { }, "#foo") }, _static_private_foo_decorators, { kind: "method", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static get #foo() { return _static_private_foo_descriptor.value; }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateSetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateSetter.js
index 0de468cf6ebca..2aca3f54193de 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateSetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateSetter.js
@@ -25,8 +25,10 @@ let C = (() => {
     let _static_private_set_foo_descriptor;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _static_private_set_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _static_private_set_foo_descriptor = { set: tslib_1.__setFunctionName(function (value) { }, "#foo", "set") }, _static_private_set_foo_decorators, { kind: "setter", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, set: (obj, value) => { obj.#foo = value; } } }, null, _staticExtraInitializers);
+            tslib_1.__esDecorate(this, _static_private_set_foo_descriptor = { set: tslib_1.__setFunctionName(function (value) { }, "#foo", "set") }, _static_private_set_foo_decorators, { kind: "setter", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, set: (obj, value) => { obj.#foo = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static set #foo(value) { return _static_private_set_foo_descriptor.set.call(this, value); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2015).js
index a14fed1ab2a73..8e3c0b04e4831 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2015).js
@@ -19,8 +19,10 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2022).js
index 7ee615b20675d..3c2e22e5e0a7a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2022).js
@@ -17,8 +17,10 @@ let C = (() => {
     let _classThis;
     var C = class {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es5).js
index 83e5ce8484396..0a1a71f66c579 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es5).js
@@ -23,8 +23,10 @@ var C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2015).js
index 4f67275e1af28..f7bb9a52a0f95 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2015).js
@@ -55,10 +55,12 @@ let A = (() => {
     };
     __setFunctionName(_classThis, "A");
     (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
         _b_decorators = [dec(_outerThis)];
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } } }, _b_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         A = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return A = _classThis;
@@ -87,9 +89,11 @@ let B = (() => {
     _b = (_b_decorators = [dec(this)], f(this));
     __setFunctionName(_classThis_1, "B");
     (() => {
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } } }, _b_initializers, _instanceExtraInitializers_1);
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name }, null, _classExtraInitializers_1);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_1);
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
         B = _classThis_1 = _classDescriptor_1.value;
+        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return B = _classThis_1;
@@ -115,10 +119,12 @@ let C = (() => {
     _a = new WeakMap();
     __setFunctionName(_classThis_2, "C");
     (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
         _b_decorators = [dec(_outerThis_1, (x) => __classPrivateFieldGet(x, _a, "f"))];
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } } }, _b_initializers, _instanceExtraInitializers_2);
-        __esDecorate(null, _classDescriptor_2 = { value: _classThis_2 }, _classDecorators_2, { kind: "class", name: _classThis_2.name }, null, _classExtraInitializers_2);
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_2);
+        __esDecorate(null, _classDescriptor_2 = { value: _classThis_2 }, _classDecorators_2, { kind: "class", name: _classThis_2.name, metadata: metadata }, null, _classExtraInitializers_2);
         C = _classThis_2 = _classDescriptor_2.value;
+        if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis_2, _classExtraInitializers_2);
     })();
     return C = _classThis_2;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2021).js b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2021).js
index 4f67275e1af28..f7bb9a52a0f95 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2021).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2021).js
@@ -55,10 +55,12 @@ let A = (() => {
     };
     __setFunctionName(_classThis, "A");
     (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
         _b_decorators = [dec(_outerThis)];
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } } }, _b_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         A = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return A = _classThis;
@@ -87,9 +89,11 @@ let B = (() => {
     _b = (_b_decorators = [dec(this)], f(this));
     __setFunctionName(_classThis_1, "B");
     (() => {
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } } }, _b_initializers, _instanceExtraInitializers_1);
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name }, null, _classExtraInitializers_1);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_1);
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
         B = _classThis_1 = _classDescriptor_1.value;
+        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return B = _classThis_1;
@@ -115,10 +119,12 @@ let C = (() => {
     _a = new WeakMap();
     __setFunctionName(_classThis_2, "C");
     (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
         _b_decorators = [dec(_outerThis_1, (x) => __classPrivateFieldGet(x, _a, "f"))];
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } } }, _b_initializers, _instanceExtraInitializers_2);
-        __esDecorate(null, _classDescriptor_2 = { value: _classThis_2 }, _classDecorators_2, { kind: "class", name: _classThis_2.name }, null, _classExtraInitializers_2);
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_2);
+        __esDecorate(null, _classDescriptor_2 = { value: _classThis_2 }, _classDecorators_2, { kind: "class", name: _classThis_2.name, metadata: metadata }, null, _classExtraInitializers_2);
         C = _classThis_2 = _classDescriptor_2.value;
+        if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis_2, _classExtraInitializers_2);
     })();
     return C = _classThis_2;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2022).js
index e23eb5b111f45..2dec607617f98 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2022).js
@@ -50,10 +50,12 @@ let A = (() => {
     let _b_initializers = [];
     var A = class {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _b_decorators = [dec(_outerThis)];
-            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } } }, _b_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             A = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         b = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _b_initializers, 2));
@@ -72,9 +74,11 @@ let B = (() => {
     let _b_initializers = [];
     var B = class {
         static {
-            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } } }, _b_initializers, _instanceExtraInitializers_1);
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_1);
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             B = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
         // @ts-ignore
@@ -98,10 +102,12 @@ let C = (() => {
     let _b_initializers = [];
     var C = class {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _b_decorators = [dec(_outerThis_1, (x) => x.#a)];
-            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } } }, _b_initializers, _instanceExtraInitializers_2);
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name }, null, _classExtraInitializers_2);
+            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_2);
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
             C = _classThis_2 = _classDescriptor_2.value;
+            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_2, _classExtraInitializers_2);
         }
         #a = (__runInitializers(this, _instanceExtraInitializers_2), 1);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=false).js
index ebaf64770e7a2..dc75c1138fbd3 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=false).js
@@ -24,8 +24,10 @@ let C = (() => {
             }
         },
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _speak_decorators = [bound];
-            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak } }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=true).js
index e0f97f0df78e2..e7f789b7d58b3 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=true).js
@@ -29,8 +29,10 @@ let C = (() => {
             }
         },
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _speak_decorators = [bound];
-            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak } }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=false).js
index ffbe26789cc5e..7a1515f4d741f 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=false).js
@@ -17,8 +17,10 @@ let C = (() => {
     let _speak_decorators;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _speak_decorators = [bound];
-            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak } }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         constructor(message) {
             this.message = (__runInitializers(this, _instanceExtraInitializers), message);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=true).js
index ad0dae9de24ea..7ec5c2fc999ce 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=true).js
@@ -17,8 +17,10 @@ let C = (() => {
     let _speak_decorators;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _speak_decorators = [bound];
-            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak } }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         message = (__runInitializers(this, _instanceExtraInitializers), void 0);
         constructor(message) {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=false).js
index b00b1ac7f0671..977a9c5d84deb 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=false).js
@@ -26,8 +26,10 @@ var C = function () {
             return C;
         }()),
         (function () {
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _speak_decorators = [bound];
-            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: function (obj) { return "speak" in obj; }, get: function (obj) { return obj.speak; } } }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: function (obj) { return "speak" in obj; }, get: function (obj) { return obj.speak; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=true).js
index a798a3d247644..703b69cbcc20a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=true).js
@@ -36,8 +36,10 @@ var C = function () {
             return C;
         }()),
         (function () {
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _speak_decorators = [bound];
-            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: function (obj) { return "speak" in obj; }, get: function (obj) { return obj.speak; } } }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: function (obj) { return "speak" in obj; }, get: function (obj) { return obj.speak; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=esnext,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=esnext,usedefineforclassfields=false).js
index ffbe26789cc5e..7a1515f4d741f 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=esnext,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=esnext,usedefineforclassfields=false).js
@@ -17,8 +17,10 @@ let C = (() => {
     let _speak_decorators;
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _speak_decorators = [bound];
-            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak } }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: metadata }, null, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         constructor(message) {
             this.message = (__runInitializers(this, _instanceExtraInitializers), message);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2015).js
index 7702afec3b08f..7de5d12b20b56 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2015).js
@@ -33,8 +33,10 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
@@ -50,8 +52,10 @@ export let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
@@ -66,8 +70,10 @@ export default (() => {
     };
     (() => {
         __setFunctionName(_classThis, "default");
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         default_1 = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return default_1 = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2022).js
index 09eac0a5b6171..3a9f6ebe99fcb 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2022).js
@@ -31,8 +31,10 @@ let C = (() => {
     let _classThis;
     var C = class {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -47,8 +49,10 @@ export let C = (() => {
     let _classThis;
     var C = class {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -63,8 +67,10 @@ export default (() => {
     var default_1 = class {
         static {
             __setFunctionName(this, "default");
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             default_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es5).js
index b574caffd3bbf..313bec5e50b94 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es5).js
@@ -39,8 +39,10 @@ var C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
@@ -62,8 +64,10 @@ var C = exports.C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
@@ -84,8 +88,10 @@ var default_1 = function () {
     }());
     (function () {
         __setFunctionName(_classThis, "default_1");
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         default_1 = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return default_1 = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2015).js
index ccc18bf4b9b2d..3457f6d5b62d1 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2015).js
@@ -18,8 +18,10 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2022).js
index f6d99dc429d73..04516d046b5bb 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2022).js
@@ -16,8 +16,10 @@ let C = (() => {
     let _classThis;
     var C = class {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es5).js
index 6567b6fcdf2a1..99526d976452d 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es5).js
@@ -22,8 +22,10 @@ var C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js
index d85f8dacc5cf9..a8db8110bf283 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js
@@ -147,6 +147,7 @@ let C = (() => {
     _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
     __setFunctionName(_classThis, "C");
     (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
         _method_decorators = [dec, dec];
         _get_x_decorators = [dec, dec];
         _set_x_decorators = [dec, dec];
@@ -157,18 +158,19 @@ let C = (() => {
         _static_private_set_x_decorators = [dec, dec];
         _static_private_y_decorators = [dec, dec];
         _static_private_z_decorators = [dec, dec];
-        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
-        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
-        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
+        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
+        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _staticExtraInitializers);
     })();
     _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js.map b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js.map
index 25a35851e66e1..6285591bb25e9 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js.map
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js.map
@@ -1,6 +1,6 @@
 //// [esDecorators-classDeclaration-sourceMap.js.map]
-{"version":3,"file":"esDecorators-classDeclaration-sourceMap.js","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;IAIM,CAAC;;4BAFN,GAAG,EACH,GAAG;;;;;;;;;;;;;;;;;;;;;;;;;;YAgBA,MAAC,kGAAG,CAAC,GAAC;YAIG,yEAAI,CAAC,GAAC;QAqBnB,CAAC;QArCG,MAAM,KAAI,CAAC;QAIX,IAAI,CAAC,KAAK,OAAO,CAAC,CAAC,CAAC,CAAC;QAIrB,IAAI,CAAC,CAAC,KAAa,IAAI,CAAC;QAQxB,IAAS,CAAC,uEAAK;QAAf,IAAS,CAAC,4EAAK;;;;;;;;;;8BAlBd,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;yBAGH,GAAG,EACH,GAAG;yBAGH,GAAG,EACH,GAAG;6CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;wCAGH,GAAG,EACH,GAAG;wCAGH,GAAG,EACH,GAAG;QAfJ,+DAAA,yBAAA,cAAkB,CAAC,YAAA,gRAAA;QAInB,8DAAA,uBAAA,cAAkB,OAAO,CAAC,CAAC,CAAC,CAAC,cAAA,qQAAA;QAI7B,8DAAA,uBAAA,UAAc,KAAa,IAAI,CAAC,cAAA,0RAAA;QAQhC,0DAAA,uBAAA,gGAAuB,cAAA,EAAvB,uBAAA,qGAAuB,cAAA,oXAAA;QApCvB,2KAAA,MAAM,wCAAK;QAIX,gKAAI,CAAC,wCAAgB;QAIrB,2KAAI,CAAC,mDAAmB;QAQxB,8JAAS,CAAC,6BAAD,CAAC,8DAAK;QAgBf,8XAAc;QApBd,qJAAA,CAAC,6BAAD,CAAC,8DAAK;QAfV,wJAwCC;;QAxCK,wDAAC;;IAmCI,4EAAK,CAAC,GAAJ,CAAK;IAIE,6FAAK,CAAC,GAAJ,CAAK;;QAvCrB,uDAAC"}
-//// https://sokra.github.io/source-map-visualization#base64,var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
    var _, done = false;
    for (var i = decorators.length - 1; i >= 0; i--) {
        var context = {};
        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
        if (kind === "accessor") {
            if (result === void 0) continue;
            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
            if (_ = accept(result.get)) descriptor.get = _;
            if (_ = accept(result.set)) descriptor.set = _;
            if (_ = accept(result.init)) initializers.unshift(_);
        }
        else if (_ = accept(result)) {
            if (kind === "field") initializers.unshift(_);
            else descriptor[key] = _;
        }
    }
    if (target) Object.defineProperty(target, contextIn.name, descriptor);
    done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
    var useValue = arguments.length > 2;
    for (var i = 0; i < initializers.length; i++) {
        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
    }
    return useValue ? value : void 0;
};
var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
    if (kind === "m") throw new TypeError("Private method is not writable");
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
    return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
var __classPrivateFieldIn = (this && this.__classPrivateFieldIn) || function(state, receiver) {
    if (receiver === null || (typeof receiver !== "object" && typeof receiver !== "function")) throw new TypeError("Cannot use 'in' operator on non-object");
    return typeof state === "function" ? receiver === state : state.has(receiver);
};
let C = (() => {
    var _method_get, _x_get, _x_set, _y, _z_accessor_storage, _z_get, _z_set, _z_1_accessor_storage;
    let _classDecorators = [dec, dec];
    let _classDescriptor;
    let _classExtraInitializers = [];
    let _classThis;
    let _staticExtraInitializers = [];
    let _instanceExtraInitializers = [];
    let _static_private_method_decorators;
    let _static_private_method_descriptor;
    let _static_private_get_x_decorators;
    let _static_private_get_x_descriptor;
    let _static_private_set_x_decorators;
    let _static_private_set_x_descriptor;
    let _static_private_y_decorators;
    let _static_private_y_initializers = [];
    let _static_private_z_decorators;
    let _static_private_z_initializers = [];
    let _static_private_z_descriptor;
    let _method_decorators;
    let _get_x_decorators;
    let _set_x_decorators;
    let _y_decorators;
    let _y_initializers = [];
    let _z_decorators;
    let _z_initializers = [];
    var C = _classThis = class {
        constructor() {
            this.y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, 1));
            _z_1_accessor_storage.set(this, __runInitializers(this, _z_initializers, 1));
        }
        method() { }
        get x() { return 1; }
        set x(value) { }
        get z() { return __classPrivateFieldGet(this, _z_1_accessor_storage, "f"); }
        set z(value) { __classPrivateFieldSet(this, _z_1_accessor_storage, value, "f"); }
    };
    _z_1_accessor_storage = new WeakMap();
    _method_get = function _method_get() { return _static_private_method_descriptor.value; };
    _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); };
    _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); };
    _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); };
    _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
    __setFunctionName(_classThis, "C");
    (() => {
        _method_decorators = [dec, dec];
        _get_x_decorators = [dec, dec];
        _set_x_decorators = [dec, dec];
        _y_decorators = [dec, dec];
        _z_decorators = [dec, dec];
        _static_private_method_decorators = [dec, dec];
        _static_private_get_x_decorators = [dec, dec];
        _static_private_set_x_decorators = [dec, dec];
        _static_private_y_decorators = [dec, dec];
        _static_private_z_decorators = [dec, dec];
        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
        C = _classThis = _classDescriptor.value;
        __runInitializers(_classThis, _staticExtraInitializers);
    })();
    _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
    _z_accessor_storage = { value: __runInitializers(_classThis, _static_private_z_initializers, 1) };
    (() => {
        __runInitializers(_classThis, _classExtraInitializers);
    })();
    return C = _classThis;
})();
//# sourceMappingURL=esDecorators-classDeclaration-sourceMap.js.map,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,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
+{"version":3,"file":"esDecorators-classDeclaration-sourceMap.js","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;IAIM,CAAC;;4BAFN,GAAG,EACH,GAAG;;;;;;;;;;;;;;;;;;;;;;;;;;YAgBA,MAAC,kGAAG,CAAC,GAAC;YAIG,yEAAI,CAAC,GAAC;QAqBnB,CAAC;QArCG,MAAM,KAAI,CAAC;QAIX,IAAI,CAAC,KAAK,OAAO,CAAC,CAAC,CAAC,CAAC;QAIrB,IAAI,CAAC,CAAC,KAAa,IAAI,CAAC;QAQxB,IAAS,CAAC,uEAAK;QAAf,IAAS,CAAC,4EAAK;;;;;;;;;;;8BAlBd,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;yBAGH,GAAG,EACH,GAAG;yBAGH,GAAG,EACH,GAAG;6CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;wCAGH,GAAG,EACH,GAAG;wCAGH,GAAG,EACH,GAAG;QAfJ,+DAAA,yBAAA,cAAkB,CAAC,YAAA,oSAAA;QAInB,8DAAA,uBAAA,cAAkB,OAAO,CAAC,CAAC,CAAC,CAAC,cAAA,yRAAA;QAI7B,8DAAA,uBAAA,UAAc,KAAa,IAAI,CAAC,cAAA,8SAAA;QAQhC,0DAAA,uBAAA,gGAAuB,cAAA,EAAvB,uBAAA,qGAAuB,cAAA,wYAAA;QApCvB,2KAAA,MAAM,4DAAK;QAIX,gKAAI,CAAC,4DAAgB;QAIrB,2KAAI,CAAC,uEAAmB;QAQxB,8JAAS,CAAC,6BAAD,CAAC,kFAAK;QAgBf,kZAAc;QApBd,qJAAA,CAAC,6BAAD,CAAC,kFAAK;QAfV,4KAwCC;;;QAxCK,wDAAC;;IAmCI,4EAAK,CAAC,GAAJ,CAAK;IAIE,6FAAK,CAAC,GAAJ,CAAK;;QAvCrB,uDAAC"}
+//// https://sokra.github.io/source-map-visualization#base64,var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
    var _, done = false;
    for (var i = decorators.length - 1; i >= 0; i--) {
        var context = {};
        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
        if (kind === "accessor") {
            if (result === void 0) continue;
            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
            if (_ = accept(result.get)) descriptor.get = _;
            if (_ = accept(result.set)) descriptor.set = _;
            if (_ = accept(result.init)) initializers.unshift(_);
        }
        else if (_ = accept(result)) {
            if (kind === "field") initializers.unshift(_);
            else descriptor[key] = _;
        }
    }
    if (target) Object.defineProperty(target, contextIn.name, descriptor);
    done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
    var useValue = arguments.length > 2;
    for (var i = 0; i < initializers.length; i++) {
        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
    }
    return useValue ? value : void 0;
};
var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
    if (kind === "m") throw new TypeError("Private method is not writable");
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
    return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
var __classPrivateFieldIn = (this && this.__classPrivateFieldIn) || function(state, receiver) {
    if (receiver === null || (typeof receiver !== "object" && typeof receiver !== "function")) throw new TypeError("Cannot use 'in' operator on non-object");
    return typeof state === "function" ? receiver === state : state.has(receiver);
};
let C = (() => {
    var _method_get, _x_get, _x_set, _y, _z_accessor_storage, _z_get, _z_set, _z_1_accessor_storage;
    let _classDecorators = [dec, dec];
    let _classDescriptor;
    let _classExtraInitializers = [];
    let _classThis;
    let _staticExtraInitializers = [];
    let _instanceExtraInitializers = [];
    let _static_private_method_decorators;
    let _static_private_method_descriptor;
    let _static_private_get_x_decorators;
    let _static_private_get_x_descriptor;
    let _static_private_set_x_decorators;
    let _static_private_set_x_descriptor;
    let _static_private_y_decorators;
    let _static_private_y_initializers = [];
    let _static_private_z_decorators;
    let _static_private_z_initializers = [];
    let _static_private_z_descriptor;
    let _method_decorators;
    let _get_x_decorators;
    let _set_x_decorators;
    let _y_decorators;
    let _y_initializers = [];
    let _z_decorators;
    let _z_initializers = [];
    var C = _classThis = class {
        constructor() {
            this.y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, 1));
            _z_1_accessor_storage.set(this, __runInitializers(this, _z_initializers, 1));
        }
        method() { }
        get x() { return 1; }
        set x(value) { }
        get z() { return __classPrivateFieldGet(this, _z_1_accessor_storage, "f"); }
        set z(value) { __classPrivateFieldSet(this, _z_1_accessor_storage, value, "f"); }
    };
    _z_1_accessor_storage = new WeakMap();
    _method_get = function _method_get() { return _static_private_method_descriptor.value; };
    _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); };
    _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); };
    _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); };
    _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
    __setFunctionName(_classThis, "C");
    (() => {
        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
        _method_decorators = [dec, dec];
        _get_x_decorators = [dec, dec];
        _set_x_decorators = [dec, dec];
        _y_decorators = [dec, dec];
        _z_decorators = [dec, dec];
        _static_private_method_decorators = [dec, dec];
        _static_private_get_x_decorators = [dec, dec];
        _static_private_set_x_decorators = [dec, dec];
        _static_private_y_decorators = [dec, dec];
        _static_private_z_decorators = [dec, dec];
        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
        C = _classThis = _classDescriptor.value;
        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
        __runInitializers(_classThis, _staticExtraInitializers);
    })();
    _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
    _z_accessor_storage = { value: __runInitializers(_classThis, _static_private_z_initializers, 1) };
    (() => {
        __runInitializers(_classThis, _classExtraInitializers);
    })();
    return C = _classThis;
})();
//# sourceMappingURL=esDecorators-classDeclaration-sourceMap.js.map,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,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
 
 //// [esDecorators-classDeclaration-sourceMap.d.ts.map]
 {"version":3,"file":"esDecorators-classDeclaration-sourceMap.d.ts","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":"AAAA,OAAO,CAAC,IAAI,GAAG,EAAE,GAAG,CAAC;AAErB,cAEM,CAAC;;IAGH,MAAM;IAEN,IAEI,CAAC,IAIQ,MAAM,CAJE;IAErB,IAEI,CAAC,CAAC,KAAK,EAAE,MAAM,EAAK;IAIxB,CAAC,SAAK;IAIN,QAAQ,CAAC,CAAC,SAAK;CAqBlB"}
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).sourcemap.txt b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).sourcemap.txt
index 8598ca0a5dc6d..9ac94b3448d21 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).sourcemap.txt
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).sourcemap.txt
@@ -318,6 +318,7 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 >>>    _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
 >>>    __setFunctionName(_classThis, "C");
 >>>    (() => {
+>>>        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
 >>>        _method_decorators = [dec, dec];
 1 >^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 2 >                              ^^^
@@ -329,10 +330,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                 
   >                                     @
 4 >                                   dec
-1 >Emitted(99, 31) Source(6, 6) + SourceIndex(0)
-2 >Emitted(99, 34) Source(6, 9) + SourceIndex(0)
-3 >Emitted(99, 36) Source(7, 6) + SourceIndex(0)
-4 >Emitted(99, 39) Source(7, 9) + SourceIndex(0)
+1 >Emitted(100, 31) Source(6, 6) + SourceIndex(0)
+2 >Emitted(100, 34) Source(6, 9) + SourceIndex(0)
+3 >Emitted(100, 36) Source(7, 6) + SourceIndex(0)
+4 >Emitted(100, 39) Source(7, 9) + SourceIndex(0)
 ---
 >>>        _get_x_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -348,10 +349,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                
   >                                    @
 4 >                                  dec
-1->Emitted(100, 30) Source(10, 6) + SourceIndex(0)
-2 >Emitted(100, 33) Source(10, 9) + SourceIndex(0)
-3 >Emitted(100, 35) Source(11, 6) + SourceIndex(0)
-4 >Emitted(100, 38) Source(11, 9) + SourceIndex(0)
+1->Emitted(101, 30) Source(10, 6) + SourceIndex(0)
+2 >Emitted(101, 33) Source(10, 9) + SourceIndex(0)
+3 >Emitted(101, 35) Source(11, 6) + SourceIndex(0)
+4 >Emitted(101, 38) Source(11, 9) + SourceIndex(0)
 ---
 >>>        _set_x_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -366,10 +367,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                
   >                                    @
 4 >                                  dec
-1->Emitted(101, 30) Source(14, 6) + SourceIndex(0)
-2 >Emitted(101, 33) Source(14, 9) + SourceIndex(0)
-3 >Emitted(101, 35) Source(15, 6) + SourceIndex(0)
-4 >Emitted(101, 38) Source(15, 9) + SourceIndex(0)
+1->Emitted(102, 30) Source(14, 6) + SourceIndex(0)
+2 >Emitted(102, 33) Source(14, 9) + SourceIndex(0)
+3 >Emitted(102, 35) Source(15, 6) + SourceIndex(0)
+4 >Emitted(102, 38) Source(15, 9) + SourceIndex(0)
 ---
 >>>        _y_decorators = [dec, dec];
 1 >^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -385,10 +386,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                            
   >                                @
 4 >                              dec
-1 >Emitted(102, 26) Source(18, 6) + SourceIndex(0)
-2 >Emitted(102, 29) Source(18, 9) + SourceIndex(0)
-3 >Emitted(102, 31) Source(19, 6) + SourceIndex(0)
-4 >Emitted(102, 34) Source(19, 9) + SourceIndex(0)
+1 >Emitted(103, 26) Source(18, 6) + SourceIndex(0)
+2 >Emitted(103, 29) Source(18, 9) + SourceIndex(0)
+3 >Emitted(103, 31) Source(19, 6) + SourceIndex(0)
+4 >Emitted(103, 34) Source(19, 9) + SourceIndex(0)
 ---
 >>>        _z_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -404,10 +405,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                            
   >                                @
 4 >                              dec
-1->Emitted(103, 26) Source(22, 6) + SourceIndex(0)
-2 >Emitted(103, 29) Source(22, 9) + SourceIndex(0)
-3 >Emitted(103, 31) Source(23, 6) + SourceIndex(0)
-4 >Emitted(103, 34) Source(23, 9) + SourceIndex(0)
+1->Emitted(104, 26) Source(22, 6) + SourceIndex(0)
+2 >Emitted(104, 29) Source(22, 9) + SourceIndex(0)
+3 >Emitted(104, 31) Source(23, 6) + SourceIndex(0)
+4 >Emitted(104, 34) Source(23, 9) + SourceIndex(0)
 ---
 >>>        _static_private_method_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -423,10 +424,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                                
   >                                                    @
 4 >                                                  dec
-1->Emitted(104, 46) Source(26, 6) + SourceIndex(0)
-2 >Emitted(104, 49) Source(26, 9) + SourceIndex(0)
-3 >Emitted(104, 51) Source(27, 6) + SourceIndex(0)
-4 >Emitted(104, 54) Source(27, 9) + SourceIndex(0)
+1->Emitted(105, 46) Source(26, 6) + SourceIndex(0)
+2 >Emitted(105, 49) Source(26, 9) + SourceIndex(0)
+3 >Emitted(105, 51) Source(27, 6) + SourceIndex(0)
+4 >Emitted(105, 54) Source(27, 9) + SourceIndex(0)
 ---
 >>>        _static_private_get_x_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -442,10 +443,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                               
   >                                                   @
 4 >                                                 dec
-1->Emitted(105, 45) Source(30, 6) + SourceIndex(0)
-2 >Emitted(105, 48) Source(30, 9) + SourceIndex(0)
-3 >Emitted(105, 50) Source(31, 6) + SourceIndex(0)
-4 >Emitted(105, 53) Source(31, 9) + SourceIndex(0)
+1->Emitted(106, 45) Source(30, 6) + SourceIndex(0)
+2 >Emitted(106, 48) Source(30, 9) + SourceIndex(0)
+3 >Emitted(106, 50) Source(31, 6) + SourceIndex(0)
+4 >Emitted(106, 53) Source(31, 9) + SourceIndex(0)
 ---
 >>>        _static_private_set_x_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -460,10 +461,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                               
   >                                                   @
 4 >                                                 dec
-1->Emitted(106, 45) Source(34, 6) + SourceIndex(0)
-2 >Emitted(106, 48) Source(34, 9) + SourceIndex(0)
-3 >Emitted(106, 50) Source(35, 6) + SourceIndex(0)
-4 >Emitted(106, 53) Source(35, 9) + SourceIndex(0)
+1->Emitted(107, 45) Source(34, 6) + SourceIndex(0)
+2 >Emitted(107, 48) Source(34, 9) + SourceIndex(0)
+3 >Emitted(107, 50) Source(35, 6) + SourceIndex(0)
+4 >Emitted(107, 53) Source(35, 9) + SourceIndex(0)
 ---
 >>>        _static_private_y_decorators = [dec, dec];
 1 >^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -479,17 +480,17 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                           
   >                                               @
 4 >                                             dec
-1 >Emitted(107, 41) Source(38, 6) + SourceIndex(0)
-2 >Emitted(107, 44) Source(38, 9) + SourceIndex(0)
-3 >Emitted(107, 46) Source(39, 6) + SourceIndex(0)
-4 >Emitted(107, 49) Source(39, 9) + SourceIndex(0)
+1 >Emitted(108, 41) Source(38, 6) + SourceIndex(0)
+2 >Emitted(108, 44) Source(38, 9) + SourceIndex(0)
+3 >Emitted(108, 46) Source(39, 6) + SourceIndex(0)
+4 >Emitted(108, 49) Source(39, 9) + SourceIndex(0)
 ---
 >>>        _static_private_z_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 2 >                                        ^^^
 3 >                                           ^^
 4 >                                             ^^^
-5 >                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+5 >                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >    static #y = 1;
   >
@@ -498,19 +499,19 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                           
   >                                               @
 4 >                                             dec
-1->Emitted(108, 41) Source(42, 6) + SourceIndex(0)
-2 >Emitted(108, 44) Source(42, 9) + SourceIndex(0)
-3 >Emitted(108, 46) Source(43, 6) + SourceIndex(0)
-4 >Emitted(108, 49) Source(43, 9) + SourceIndex(0)
+1->Emitted(109, 41) Source(42, 6) + SourceIndex(0)
+2 >Emitted(109, 44) Source(42, 9) + SourceIndex(0)
+3 >Emitted(109, 46) Source(43, 6) + SourceIndex(0)
+4 >Emitted(109, 49) Source(43, 9) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
+>>>        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
 1->^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
 4 >                                                                                                ^^^^^^^^^^^^^^
 5 >                                                                                                              ^
 6 >                                                                                                               ^^^^^^^^^^^^
-7 >                                                                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+7 >                                                                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
 2 >        
 3 >                                                                       
@@ -518,15 +519,15 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 5 >                                                                                                              }
 6 >                                                                                                               
 7 >                                                                                                                           
-1->Emitted(109, 9) Source(28, 5) + SourceIndex(0)
-2 >Emitted(109, 72) Source(28, 5) + SourceIndex(0)
-3 >Emitted(109, 97) Source(28, 5) + SourceIndex(0)
-4 >Emitted(109, 111) Source(28, 23) + SourceIndex(0)
-5 >Emitted(109, 112) Source(28, 24) + SourceIndex(0)
-6 >Emitted(109, 124) Source(28, 24) + SourceIndex(0)
-7 >Emitted(109, 396) Source(28, 24) + SourceIndex(0)
+1->Emitted(110, 9) Source(28, 5) + SourceIndex(0)
+2 >Emitted(110, 72) Source(28, 5) + SourceIndex(0)
+3 >Emitted(110, 97) Source(28, 5) + SourceIndex(0)
+4 >Emitted(110, 111) Source(28, 23) + SourceIndex(0)
+5 >Emitted(110, 112) Source(28, 24) + SourceIndex(0)
+6 >Emitted(110, 124) Source(28, 24) + SourceIndex(0)
+7 >Emitted(110, 416) Source(28, 24) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
+>>>        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
 1 >^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                      ^^^^^^^^^^^^^^^^^^^^^^^
@@ -537,8 +538,8 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 8 >                                                                                                                    ^
 9 >                                                                                                                     ^
 10>                                                                                                                      ^^^^^^^^^^^^^^
-11>                                                                                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-12>                                                                                                                                                                                                                                                                                                                                                                                                         ^^^^^^^^^^^^^^^^^->
+11>                                                                                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+12>                                                                                                                                                                                                                                                                                                                                                                                                                             ^^^^^^^^^^^^^^^^^->
 1 >
   >
   >    @dec
@@ -554,19 +555,19 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 9 >                                                                                                                     }
 10>                                                                                                                      
 11>                                                                                                                                    
-1 >Emitted(110, 9) Source(32, 5) + SourceIndex(0)
-2 >Emitted(110, 71) Source(32, 5) + SourceIndex(0)
-3 >Emitted(110, 94) Source(32, 5) + SourceIndex(0)
-4 >Emitted(110, 108) Source(32, 23) + SourceIndex(0)
-5 >Emitted(110, 115) Source(32, 30) + SourceIndex(0)
-6 >Emitted(110, 116) Source(32, 31) + SourceIndex(0)
-7 >Emitted(110, 117) Source(32, 32) + SourceIndex(0)
-8 >Emitted(110, 118) Source(32, 33) + SourceIndex(0)
-9 >Emitted(110, 119) Source(32, 34) + SourceIndex(0)
-10>Emitted(110, 133) Source(32, 34) + SourceIndex(0)
-11>Emitted(110, 394) Source(32, 34) + SourceIndex(0)
+1 >Emitted(111, 9) Source(32, 5) + SourceIndex(0)
+2 >Emitted(111, 71) Source(32, 5) + SourceIndex(0)
+3 >Emitted(111, 94) Source(32, 5) + SourceIndex(0)
+4 >Emitted(111, 108) Source(32, 23) + SourceIndex(0)
+5 >Emitted(111, 115) Source(32, 30) + SourceIndex(0)
+6 >Emitted(111, 116) Source(32, 31) + SourceIndex(0)
+7 >Emitted(111, 117) Source(32, 32) + SourceIndex(0)
+8 >Emitted(111, 118) Source(32, 33) + SourceIndex(0)
+9 >Emitted(111, 119) Source(32, 34) + SourceIndex(0)
+10>Emitted(111, 133) Source(32, 34) + SourceIndex(0)
+11>Emitted(111, 414) Source(32, 34) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
+>>>        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
 1->^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                      ^^^^^^^^^^^^^^^^^^^^^^^
@@ -575,8 +576,8 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 6 >                                                                                                            ^^^^
 7 >                                                                                                                ^
 8 >                                                                                                                 ^^^^^^^^^^^^^^
-9 >                                                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-10>                                                                                                                                                                                                                                                                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+9 >                                                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+10>                                                                                                                                                                                                                                                                                                                                                                                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -590,17 +591,17 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 7 >                                                                                                                }
 8 >                                                                                                                 
 9 >                                                                                                                               
-1->Emitted(111, 9) Source(36, 5) + SourceIndex(0)
-2 >Emitted(111, 71) Source(36, 5) + SourceIndex(0)
-3 >Emitted(111, 94) Source(36, 5) + SourceIndex(0)
-4 >Emitted(111, 104) Source(36, 19) + SourceIndex(0)
-5 >Emitted(111, 109) Source(36, 32) + SourceIndex(0)
-6 >Emitted(111, 113) Source(36, 36) + SourceIndex(0)
-7 >Emitted(111, 114) Source(36, 37) + SourceIndex(0)
-8 >Emitted(111, 128) Source(36, 37) + SourceIndex(0)
-9 >Emitted(111, 410) Source(36, 37) + SourceIndex(0)
+1->Emitted(112, 9) Source(36, 5) + SourceIndex(0)
+2 >Emitted(112, 71) Source(36, 5) + SourceIndex(0)
+3 >Emitted(112, 94) Source(36, 5) + SourceIndex(0)
+4 >Emitted(112, 104) Source(36, 19) + SourceIndex(0)
+5 >Emitted(112, 109) Source(36, 32) + SourceIndex(0)
+6 >Emitted(112, 113) Source(36, 36) + SourceIndex(0)
+7 >Emitted(112, 114) Source(36, 37) + SourceIndex(0)
+8 >Emitted(112, 128) Source(36, 37) + SourceIndex(0)
+9 >Emitted(112, 430) Source(36, 37) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
+>>>        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
 1->^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                  ^^^^^^^^^^^^^^^^^^^^^^^
@@ -610,7 +611,7 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 7 >                                                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^
 8 >                                                                                                                                                                                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 9 >                                                                                                                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^
-10>                                                                                                                                                                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+10>                                                                                                                                                                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
   >
   >    @dec
@@ -629,37 +630,37 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 8 >                                                                                                                                                                                                                                static accessor #z = 1;
 9 >                                                                                                                                                                                                                                                                                                                                     
 10>                                                                                                                                                                                                                                                                                                                                                   
-1->Emitted(112, 9) Source(44, 5) + SourceIndex(0)
-2 >Emitted(112, 67) Source(44, 5) + SourceIndex(0)
-3 >Emitted(112, 90) Source(44, 5) + SourceIndex(0)
-4 >Emitted(112, 186) Source(44, 28) + SourceIndex(0)
-5 >Emitted(112, 200) Source(44, 28) + SourceIndex(0)
-6 >Emitted(112, 202) Source(44, 5) + SourceIndex(0)
-7 >Emitted(112, 225) Source(44, 5) + SourceIndex(0)
-8 >Emitted(112, 326) Source(44, 28) + SourceIndex(0)
-9 >Emitted(112, 340) Source(44, 28) + SourceIndex(0)
-10>Emitted(112, 712) Source(44, 28) + SourceIndex(0)
+1->Emitted(113, 9) Source(44, 5) + SourceIndex(0)
+2 >Emitted(113, 67) Source(44, 5) + SourceIndex(0)
+3 >Emitted(113, 90) Source(44, 5) + SourceIndex(0)
+4 >Emitted(113, 186) Source(44, 28) + SourceIndex(0)
+5 >Emitted(113, 200) Source(44, 28) + SourceIndex(0)
+6 >Emitted(113, 202) Source(44, 5) + SourceIndex(0)
+7 >Emitted(113, 225) Source(44, 5) + SourceIndex(0)
+8 >Emitted(113, 326) Source(44, 28) + SourceIndex(0)
+9 >Emitted(113, 340) Source(44, 28) + SourceIndex(0)
+10>Emitted(113, 732) Source(44, 28) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
+>>>        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
 1 >^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                                   ^^^^^^
-4 >                                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+4 >                                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >        
 3 >                                                                                                                                                                                   method
 4 >                                                                                                                                                                                         () {}
-1 >Emitted(113, 9) Source(8, 5) + SourceIndex(0)
-2 >Emitted(113, 180) Source(8, 5) + SourceIndex(0)
-3 >Emitted(113, 186) Source(8, 11) + SourceIndex(0)
-4 >Emitted(113, 226) Source(8, 16) + SourceIndex(0)
+1 >Emitted(114, 9) Source(8, 5) + SourceIndex(0)
+2 >Emitted(114, 180) Source(8, 5) + SourceIndex(0)
+3 >Emitted(114, 186) Source(8, 11) + SourceIndex(0)
+4 >Emitted(114, 246) Source(8, 16) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
+>>>        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
 1 >^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                        ^
-4 >                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-5 >                                                                                                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^->
+4 >                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+5 >                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^->
 1 >
   >
   >    @dec
@@ -668,17 +669,17 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >        get 
 3 >                                                                                                                                                                        x
 4 >                                                                                                                                                                         () { return 1; }
-1 >Emitted(114, 9) Source(12, 5) + SourceIndex(0)
-2 >Emitted(114, 169) Source(12, 9) + SourceIndex(0)
-3 >Emitted(114, 170) Source(12, 10) + SourceIndex(0)
-4 >Emitted(114, 210) Source(12, 26) + SourceIndex(0)
+1 >Emitted(115, 9) Source(12, 5) + SourceIndex(0)
+2 >Emitted(115, 169) Source(12, 9) + SourceIndex(0)
+3 >Emitted(115, 170) Source(12, 10) + SourceIndex(0)
+4 >Emitted(115, 230) Source(12, 26) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
+>>>        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
 1->^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                                   ^
-4 >                                                                                                                                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-5 >                                                                                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+4 >                                                                                                                                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+5 >                                                                                                                                                                                                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -687,19 +688,19 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >        set 
 3 >                                                                                                                                                                                   x
 4 >                                                                                                                                                                                    (value: number) { }
-1->Emitted(115, 9) Source(16, 5) + SourceIndex(0)
-2 >Emitted(115, 180) Source(16, 9) + SourceIndex(0)
-3 >Emitted(115, 181) Source(16, 10) + SourceIndex(0)
-4 >Emitted(115, 232) Source(16, 29) + SourceIndex(0)
+1->Emitted(116, 9) Source(16, 5) + SourceIndex(0)
+2 >Emitted(116, 180) Source(16, 9) + SourceIndex(0)
+3 >Emitted(116, 181) Source(16, 10) + SourceIndex(0)
+4 >Emitted(116, 252) Source(16, 29) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
+>>>        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
 1->^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                      ^
 4 >                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 5 >                                                                                                                                                                                                    ^
-6 >                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-7 >                                                                                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+6 >                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+7 >                                                                                                                                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -714,16 +715,16 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 4 >                                                                                                                                                                       
 5 >                                                                                                                                                                                                    z
 6 >                                                                                                                                                                                                      = 1;
-1->Emitted(116, 9) Source(24, 5) + SourceIndex(0)
-2 >Emitted(116, 167) Source(24, 14) + SourceIndex(0)
-3 >Emitted(116, 168) Source(24, 15) + SourceIndex(0)
-4 >Emitted(116, 197) Source(24, 14) + SourceIndex(0)
-5 >Emitted(116, 198) Source(24, 15) + SourceIndex(0)
-6 >Emitted(116, 260) Source(24, 20) + SourceIndex(0)
+1->Emitted(117, 9) Source(24, 5) + SourceIndex(0)
+2 >Emitted(117, 167) Source(24, 14) + SourceIndex(0)
+3 >Emitted(117, 168) Source(24, 15) + SourceIndex(0)
+4 >Emitted(117, 197) Source(24, 14) + SourceIndex(0)
+5 >Emitted(117, 198) Source(24, 15) + SourceIndex(0)
+6 >Emitted(117, 280) Source(24, 20) + SourceIndex(0)
 ---
->>>        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
+>>>        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
 1->^^^^^^^^
-2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
   >
   >    @dec
@@ -742,32 +743,32 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
   >    @dec
   >    
 2 >        static #y = 1;
-1->Emitted(117, 9) Source(40, 5) + SourceIndex(0)
-2 >Emitted(117, 391) Source(40, 19) + SourceIndex(0)
+1->Emitted(118, 9) Source(40, 5) + SourceIndex(0)
+2 >Emitted(118, 411) Source(40, 19) + SourceIndex(0)
 ---
->>>        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+>>>        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
 1 >^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                             ^
 4 >                                                                                                                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 5 >                                                                                                                                                                                           ^
-6 >                                                                                                                                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+6 >                                                                                                                                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >        
 3 >                                                                                                                                                             y
 4 >                                                                                                                                                              
 5 >                                                                                                                                                                                           y
 6 >                                                                                                                                                                                             = 1;
-1 >Emitted(118, 9) Source(20, 5) + SourceIndex(0)
-2 >Emitted(118, 158) Source(20, 5) + SourceIndex(0)
-3 >Emitted(118, 159) Source(20, 6) + SourceIndex(0)
-4 >Emitted(118, 188) Source(20, 5) + SourceIndex(0)
-5 >Emitted(118, 189) Source(20, 6) + SourceIndex(0)
-6 >Emitted(118, 251) Source(20, 11) + SourceIndex(0)
+1 >Emitted(119, 9) Source(20, 5) + SourceIndex(0)
+2 >Emitted(119, 158) Source(20, 5) + SourceIndex(0)
+3 >Emitted(119, 159) Source(20, 6) + SourceIndex(0)
+4 >Emitted(119, 188) Source(20, 5) + SourceIndex(0)
+5 >Emitted(119, 189) Source(20, 6) + SourceIndex(0)
+6 >Emitted(119, 271) Source(20, 11) + SourceIndex(0)
 ---
->>>        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+>>>        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
 1 >^^^^^^^^
-2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >        class C {
   >            @dec
@@ -810,17 +811,18 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
   >            @dec
   >            static accessor #z = 1;
   >        }
-1 >Emitted(119, 9) Source(5, 1) + SourceIndex(0)
-2 >Emitted(119, 161) Source(45, 2) + SourceIndex(0)
+1 >Emitted(120, 9) Source(5, 1) + SourceIndex(0)
+2 >Emitted(120, 181) Source(45, 2) + SourceIndex(0)
 ---
 >>>        C = _classThis = _classDescriptor.value;
+>>>        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
 >>>        __runInitializers(_classThis, _staticExtraInitializers);
 1 >^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >        C
-1 >Emitted(121, 9) Source(5, 7) + SourceIndex(0)
-2 >Emitted(121, 65) Source(5, 8) + SourceIndex(0)
+1 >Emitted(123, 9) Source(5, 7) + SourceIndex(0)
+2 >Emitted(123, 65) Source(5, 8) + SourceIndex(0)
 ---
 >>>    })();
 >>>    _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
@@ -870,11 +872,11 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                                                                1
 4 >                                                                                 
 5 >                                                                                     = 1;
-1 >Emitted(123, 5) Source(40, 12) + SourceIndex(0)
-2 >Emitted(123, 81) Source(40, 17) + SourceIndex(0)
-3 >Emitted(123, 82) Source(40, 18) + SourceIndex(0)
-4 >Emitted(123, 85) Source(40, 14) + SourceIndex(0)
-5 >Emitted(123, 86) Source(40, 19) + SourceIndex(0)
+1 >Emitted(125, 5) Source(40, 12) + SourceIndex(0)
+2 >Emitted(125, 81) Source(40, 17) + SourceIndex(0)
+3 >Emitted(125, 82) Source(40, 18) + SourceIndex(0)
+4 >Emitted(125, 85) Source(40, 14) + SourceIndex(0)
+5 >Emitted(125, 86) Source(40, 19) + SourceIndex(0)
 ---
 >>>    _z_accessor_storage = { value: __runInitializers(_classThis, _static_private_z_initializers, 1) };
 1->^^^^
@@ -891,11 +893,11 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                                                                                 1
 4 >                                                                                                  
 5 >                                                                                                      = 1;
-1->Emitted(124, 5) Source(44, 21) + SourceIndex(0)
-2 >Emitted(124, 98) Source(44, 26) + SourceIndex(0)
-3 >Emitted(124, 99) Source(44, 27) + SourceIndex(0)
-4 >Emitted(124, 102) Source(44, 23) + SourceIndex(0)
-5 >Emitted(124, 103) Source(44, 28) + SourceIndex(0)
+1->Emitted(126, 5) Source(44, 21) + SourceIndex(0)
+2 >Emitted(126, 98) Source(44, 26) + SourceIndex(0)
+3 >Emitted(126, 99) Source(44, 27) + SourceIndex(0)
+4 >Emitted(126, 102) Source(44, 23) + SourceIndex(0)
+5 >Emitted(126, 103) Source(44, 28) + SourceIndex(0)
 ---
 >>>    (() => {
 >>>        __runInitializers(_classThis, _classExtraInitializers);
@@ -903,8 +905,8 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >        C
-1 >Emitted(126, 9) Source(5, 7) + SourceIndex(0)
-2 >Emitted(126, 64) Source(5, 8) + SourceIndex(0)
+1 >Emitted(128, 9) Source(5, 7) + SourceIndex(0)
+2 >Emitted(128, 64) Source(5, 8) + SourceIndex(0)
 ---
 >>>    })();
 >>>    return C = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js
index 9926b4f5bd491..512265b53a5d4 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js
@@ -132,6 +132,7 @@ let C = (() => {
         static { __setFunctionName(this, "C"); }
         static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _method_decorators = [dec, dec];
             _get_x_decorators = [dec, dec];
             _set_x_decorators = [dec, dec];
@@ -142,18 +143,19 @@ let C = (() => {
             _static_private_set_x_decorators = [dec, dec];
             _static_private_y_decorators = [dec, dec];
             _static_private_z_decorators = [dec, dec];
-            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
-            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
+            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _staticExtraInitializers);
         }
         method() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js.map b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js.map
index 5752ff8d4310a..d58150cb9dc96 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js.map
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js.map
@@ -1,6 +1,6 @@
 //// [esDecorators-classDeclaration-sourceMap.js.map]
-{"version":3,"file":"esDecorators-classDeclaration-sourceMap.js","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;IAIM,CAAC;;4BAFN,GAAG,EACH,GAAG;;;;;;;;;;;;;;;;;;;;;;;;;;;;kCAEC,GAAG,EACH,GAAG;iCAGH,GAAG,EACH,GAAG;iCAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;iDAGH,GAAG,EACH,GAAG;gDAGH,GAAG,EACH,GAAG;gDAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;YAfJ,yDAAA,yBAAA,cAAkB,CAAC,YAAA,gRAAA;YAInB,wDAAA,uBAAA,cAAkB,OAAO,CAAC,CAAC,CAAC,CAAC,cAAA,qQAAA;YAI7B,wDAAA,uBAAA,UAAc,KAAa,IAAI,CAAC,cAAA,0RAAA;YAQhC,oDAAA,uBAAA,0FAAuB,cAAA,EAAvB,uBAAA,+FAAuB,cAAA,oXAAA;YApCvB,qKAAA,MAAM,wCAAK;YAIX,0JAAI,CAAC,wCAAgB;YAIrB,qKAAI,CAAC,mDAAmB;YAQxB,wJAAS,CAAC,6BAAD,CAAC,8DAAK;YAgBf,8XAAc;YApBd,qJAAA,CAAC,6BAAD,CAAC,8DAAK;YAfV,4IAwCC;;YAxCK,wDAAC;;QAGH,MAAM,KAAI,CAAC;QAIX,IAAI,CAAC,KAAK,OAAO,CAAC,CAAC,CAAC,CAAC;QAIrB,IAAI,CAAC,CAAC,KAAa,IAAI,CAAC;QAIxB,CAAC,kGAAG,CAAC,GAAC;QAIN,+DAAa,CAAC,EAAC;QAAf,IAAS,CAAC,uCAAK;QAAf,IAAS,CAAC,6CAAK;;YAgBR,4EAAK,CAAC,GAAJ,CAAK;;;YAIE,6FAAK,CAAC,GAAJ,CAAK;;;YAvCrB,uDAAC"}
-//// https://sokra.github.io/source-map-visualization#base64,var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
    var _, done = false;
    for (var i = decorators.length - 1; i >= 0; i--) {
        var context = {};
        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
        if (kind === "accessor") {
            if (result === void 0) continue;
            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
            if (_ = accept(result.get)) descriptor.get = _;
            if (_ = accept(result.set)) descriptor.set = _;
            if (_ = accept(result.init)) initializers.unshift(_);
        }
        else if (_ = accept(result)) {
            if (kind === "field") initializers.unshift(_);
            else descriptor[key] = _;
        }
    }
    if (target) Object.defineProperty(target, contextIn.name, descriptor);
    done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
    var useValue = arguments.length > 2;
    for (var i = 0; i < initializers.length; i++) {
        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
    }
    return useValue ? value : void 0;
};
var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
};
var __classPrivateFieldIn = (this && this.__classPrivateFieldIn) || function(state, receiver) {
    if (receiver === null || (typeof receiver !== "object" && typeof receiver !== "function")) throw new TypeError("Cannot use 'in' operator on non-object");
    return typeof state === "function" ? receiver === state : state.has(receiver);
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
    if (kind === "m") throw new TypeError("Private method is not writable");
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
    return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
let C = (() => {
    var _method_get, _x_get, _x_set, _y, _z_accessor_storage, _z_get, _z_set;
    let _classDecorators = [dec, dec];
    let _classDescriptor;
    let _classExtraInitializers = [];
    let _classThis;
    let _staticExtraInitializers = [];
    let _instanceExtraInitializers = [];
    let _static_private_method_decorators;
    let _static_private_method_descriptor;
    let _static_private_get_x_decorators;
    let _static_private_get_x_descriptor;
    let _static_private_set_x_decorators;
    let _static_private_set_x_descriptor;
    let _static_private_y_decorators;
    let _static_private_y_initializers = [];
    let _static_private_z_decorators;
    let _static_private_z_initializers = [];
    let _static_private_z_descriptor;
    let _method_decorators;
    let _get_x_decorators;
    let _set_x_decorators;
    let _y_decorators;
    let _y_initializers = [];
    let _z_decorators;
    let _z_initializers = [];
    var C = class {
        static { __setFunctionName(this, "C"); }
        static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
        static {
            _method_decorators = [dec, dec];
            _get_x_decorators = [dec, dec];
            _set_x_decorators = [dec, dec];
            _y_decorators = [dec, dec];
            _z_decorators = [dec, dec];
            _static_private_method_decorators = [dec, dec];
            _static_private_get_x_decorators = [dec, dec];
            _static_private_set_x_decorators = [dec, dec];
            _static_private_y_decorators = [dec, dec];
            _static_private_z_decorators = [dec, dec];
            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
            C = _classThis = _classDescriptor.value;
            __runInitializers(_classThis, _staticExtraInitializers);
        }
        method() { }
        get x() { return 1; }
        set x(value) { }
        y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, 1));
        #z_accessor_storage = __runInitializers(this, _z_initializers, 1);
        get z() { return this.#z_accessor_storage; }
        set z(value) { this.#z_accessor_storage = value; }
        static {
            _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
        }
        static {
            _z_accessor_storage = { value: __runInitializers(_classThis, _static_private_z_initializers, 1) };
        }
        static {
            __runInitializers(_classThis, _classExtraInitializers);
        }
    };
    return C = _classThis;
})();
//# sourceMappingURL=esDecorators-classDeclaration-sourceMap.js.map,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,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
+{"version":3,"file":"esDecorators-classDeclaration-sourceMap.js","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;IAIM,CAAC;;4BAFN,GAAG,EACH,GAAG;;;;;;;;;;;;;;;;;;;;;;;;;;;;;kCAEC,GAAG,EACH,GAAG;iCAGH,GAAG,EACH,GAAG;iCAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;iDAGH,GAAG,EACH,GAAG;gDAGH,GAAG,EACH,GAAG;gDAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;YAfJ,yDAAA,yBAAA,cAAkB,CAAC,YAAA,oSAAA;YAInB,wDAAA,uBAAA,cAAkB,OAAO,CAAC,CAAC,CAAC,CAAC,cAAA,yRAAA;YAI7B,wDAAA,uBAAA,UAAc,KAAa,IAAI,CAAC,cAAA,8SAAA;YAQhC,oDAAA,uBAAA,0FAAuB,cAAA,EAAvB,uBAAA,+FAAuB,cAAA,wYAAA;YApCvB,qKAAA,MAAM,4DAAK;YAIX,0JAAI,CAAC,4DAAgB;YAIrB,qKAAI,CAAC,uEAAmB;YAQxB,wJAAS,CAAC,6BAAD,CAAC,kFAAK;YAgBf,kZAAc;YApBd,qJAAA,CAAC,6BAAD,CAAC,kFAAK;YAfV,gKAwCC;;;YAxCK,wDAAC;;QAGH,MAAM,KAAI,CAAC;QAIX,IAAI,CAAC,KAAK,OAAO,CAAC,CAAC,CAAC,CAAC;QAIrB,IAAI,CAAC,CAAC,KAAa,IAAI,CAAC;QAIxB,CAAC,kGAAG,CAAC,GAAC;QAIN,+DAAa,CAAC,EAAC;QAAf,IAAS,CAAC,uCAAK;QAAf,IAAS,CAAC,6CAAK;;YAgBR,4EAAK,CAAC,GAAJ,CAAK;;;YAIE,6FAAK,CAAC,GAAJ,CAAK;;;YAvCrB,uDAAC"}
+//// https://sokra.github.io/source-map-visualization#base64,var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
    var _, done = false;
    for (var i = decorators.length - 1; i >= 0; i--) {
        var context = {};
        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
        if (kind === "accessor") {
            if (result === void 0) continue;
            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
            if (_ = accept(result.get)) descriptor.get = _;
            if (_ = accept(result.set)) descriptor.set = _;
            if (_ = accept(result.init)) initializers.unshift(_);
        }
        else if (_ = accept(result)) {
            if (kind === "field") initializers.unshift(_);
            else descriptor[key] = _;
        }
    }
    if (target) Object.defineProperty(target, contextIn.name, descriptor);
    done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
    var useValue = arguments.length > 2;
    for (var i = 0; i < initializers.length; i++) {
        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
    }
    return useValue ? value : void 0;
};
var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
};
var __classPrivateFieldIn = (this && this.__classPrivateFieldIn) || function(state, receiver) {
    if (receiver === null || (typeof receiver !== "object" && typeof receiver !== "function")) throw new TypeError("Cannot use 'in' operator on non-object");
    return typeof state === "function" ? receiver === state : state.has(receiver);
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
    if (kind === "m") throw new TypeError("Private method is not writable");
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
    return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
let C = (() => {
    var _method_get, _x_get, _x_set, _y, _z_accessor_storage, _z_get, _z_set;
    let _classDecorators = [dec, dec];
    let _classDescriptor;
    let _classExtraInitializers = [];
    let _classThis;
    let _staticExtraInitializers = [];
    let _instanceExtraInitializers = [];
    let _static_private_method_decorators;
    let _static_private_method_descriptor;
    let _static_private_get_x_decorators;
    let _static_private_get_x_descriptor;
    let _static_private_set_x_decorators;
    let _static_private_set_x_descriptor;
    let _static_private_y_decorators;
    let _static_private_y_initializers = [];
    let _static_private_z_decorators;
    let _static_private_z_initializers = [];
    let _static_private_z_descriptor;
    let _method_decorators;
    let _get_x_decorators;
    let _set_x_decorators;
    let _y_decorators;
    let _y_initializers = [];
    let _z_decorators;
    let _z_initializers = [];
    var C = class {
        static { __setFunctionName(this, "C"); }
        static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
        static {
            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
            _method_decorators = [dec, dec];
            _get_x_decorators = [dec, dec];
            _set_x_decorators = [dec, dec];
            _y_decorators = [dec, dec];
            _z_decorators = [dec, dec];
            _static_private_method_decorators = [dec, dec];
            _static_private_get_x_decorators = [dec, dec];
            _static_private_set_x_decorators = [dec, dec];
            _static_private_y_decorators = [dec, dec];
            _static_private_z_decorators = [dec, dec];
            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
            C = _classThis = _classDescriptor.value;
            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
            __runInitializers(_classThis, _staticExtraInitializers);
        }
        method() { }
        get x() { return 1; }
        set x(value) { }
        y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, 1));
        #z_accessor_storage = __runInitializers(this, _z_initializers, 1);
        get z() { return this.#z_accessor_storage; }
        set z(value) { this.#z_accessor_storage = value; }
        static {
            _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
        }
        static {
            _z_accessor_storage = { value: __runInitializers(_classThis, _static_private_z_initializers, 1) };
        }
        static {
            __runInitializers(_classThis, _classExtraInitializers);
        }
    };
    return C = _classThis;
})();
//# sourceMappingURL=esDecorators-classDeclaration-sourceMap.js.map,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,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
 
 //// [esDecorators-classDeclaration-sourceMap.d.ts.map]
 {"version":3,"file":"esDecorators-classDeclaration-sourceMap.d.ts","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":"AAAA,OAAO,CAAC,IAAI,GAAG,EAAE,GAAG,CAAC;AAErB,cAEM,CAAC;;IAGH,MAAM;IAEN,IAEI,CAAC,IAIQ,MAAM,CAJE;IAErB,IAEI,CAAC,CAAC,KAAK,EAAE,MAAM,EAAK;IAIxB,CAAC,SAAK;IAIN,QAAQ,CAAC,CAAC,SAAK;CAqBlB"}
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).sourcemap.txt b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).sourcemap.txt
index 05acdcfc7879d..653845d7f5904 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).sourcemap.txt
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).sourcemap.txt
@@ -117,6 +117,7 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 >>>        static { __setFunctionName(this, "C"); }
 >>>        static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
 >>>        static {
+>>>            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
 >>>            _method_decorators = [dec, dec];
 1 >^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 2 >                                  ^^^
@@ -130,10 +131,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                     
   >                                         @
 4 >                                       dec
-1 >Emitted(84, 35) Source(6, 6) + SourceIndex(0)
-2 >Emitted(84, 38) Source(6, 9) + SourceIndex(0)
-3 >Emitted(84, 40) Source(7, 6) + SourceIndex(0)
-4 >Emitted(84, 43) Source(7, 9) + SourceIndex(0)
+1 >Emitted(85, 35) Source(6, 6) + SourceIndex(0)
+2 >Emitted(85, 38) Source(6, 9) + SourceIndex(0)
+3 >Emitted(85, 40) Source(7, 6) + SourceIndex(0)
+4 >Emitted(85, 43) Source(7, 9) + SourceIndex(0)
 ---
 >>>            _get_x_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -149,10 +150,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                    
   >                                        @
 4 >                                      dec
-1->Emitted(85, 34) Source(10, 6) + SourceIndex(0)
-2 >Emitted(85, 37) Source(10, 9) + SourceIndex(0)
-3 >Emitted(85, 39) Source(11, 6) + SourceIndex(0)
-4 >Emitted(85, 42) Source(11, 9) + SourceIndex(0)
+1->Emitted(86, 34) Source(10, 6) + SourceIndex(0)
+2 >Emitted(86, 37) Source(10, 9) + SourceIndex(0)
+3 >Emitted(86, 39) Source(11, 6) + SourceIndex(0)
+4 >Emitted(86, 42) Source(11, 9) + SourceIndex(0)
 ---
 >>>            _set_x_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -167,10 +168,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                    
   >                                        @
 4 >                                      dec
-1->Emitted(86, 34) Source(14, 6) + SourceIndex(0)
-2 >Emitted(86, 37) Source(14, 9) + SourceIndex(0)
-3 >Emitted(86, 39) Source(15, 6) + SourceIndex(0)
-4 >Emitted(86, 42) Source(15, 9) + SourceIndex(0)
+1->Emitted(87, 34) Source(14, 6) + SourceIndex(0)
+2 >Emitted(87, 37) Source(14, 9) + SourceIndex(0)
+3 >Emitted(87, 39) Source(15, 6) + SourceIndex(0)
+4 >Emitted(87, 42) Source(15, 9) + SourceIndex(0)
 ---
 >>>            _y_decorators = [dec, dec];
 1 >^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -186,10 +187,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                
   >                                    @
 4 >                                  dec
-1 >Emitted(87, 30) Source(18, 6) + SourceIndex(0)
-2 >Emitted(87, 33) Source(18, 9) + SourceIndex(0)
-3 >Emitted(87, 35) Source(19, 6) + SourceIndex(0)
-4 >Emitted(87, 38) Source(19, 9) + SourceIndex(0)
+1 >Emitted(88, 30) Source(18, 6) + SourceIndex(0)
+2 >Emitted(88, 33) Source(18, 9) + SourceIndex(0)
+3 >Emitted(88, 35) Source(19, 6) + SourceIndex(0)
+4 >Emitted(88, 38) Source(19, 9) + SourceIndex(0)
 ---
 >>>            _z_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -205,10 +206,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                
   >                                    @
 4 >                                  dec
-1->Emitted(88, 30) Source(22, 6) + SourceIndex(0)
-2 >Emitted(88, 33) Source(22, 9) + SourceIndex(0)
-3 >Emitted(88, 35) Source(23, 6) + SourceIndex(0)
-4 >Emitted(88, 38) Source(23, 9) + SourceIndex(0)
+1->Emitted(89, 30) Source(22, 6) + SourceIndex(0)
+2 >Emitted(89, 33) Source(22, 9) + SourceIndex(0)
+3 >Emitted(89, 35) Source(23, 6) + SourceIndex(0)
+4 >Emitted(89, 38) Source(23, 9) + SourceIndex(0)
 ---
 >>>            _static_private_method_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -224,10 +225,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                                    
   >                                                        @
 4 >                                                      dec
-1->Emitted(89, 50) Source(26, 6) + SourceIndex(0)
-2 >Emitted(89, 53) Source(26, 9) + SourceIndex(0)
-3 >Emitted(89, 55) Source(27, 6) + SourceIndex(0)
-4 >Emitted(89, 58) Source(27, 9) + SourceIndex(0)
+1->Emitted(90, 50) Source(26, 6) + SourceIndex(0)
+2 >Emitted(90, 53) Source(26, 9) + SourceIndex(0)
+3 >Emitted(90, 55) Source(27, 6) + SourceIndex(0)
+4 >Emitted(90, 58) Source(27, 9) + SourceIndex(0)
 ---
 >>>            _static_private_get_x_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -243,10 +244,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                                   
   >                                                       @
 4 >                                                     dec
-1->Emitted(90, 49) Source(30, 6) + SourceIndex(0)
-2 >Emitted(90, 52) Source(30, 9) + SourceIndex(0)
-3 >Emitted(90, 54) Source(31, 6) + SourceIndex(0)
-4 >Emitted(90, 57) Source(31, 9) + SourceIndex(0)
+1->Emitted(91, 49) Source(30, 6) + SourceIndex(0)
+2 >Emitted(91, 52) Source(30, 9) + SourceIndex(0)
+3 >Emitted(91, 54) Source(31, 6) + SourceIndex(0)
+4 >Emitted(91, 57) Source(31, 9) + SourceIndex(0)
 ---
 >>>            _static_private_set_x_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -261,10 +262,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                                   
   >                                                       @
 4 >                                                     dec
-1->Emitted(91, 49) Source(34, 6) + SourceIndex(0)
-2 >Emitted(91, 52) Source(34, 9) + SourceIndex(0)
-3 >Emitted(91, 54) Source(35, 6) + SourceIndex(0)
-4 >Emitted(91, 57) Source(35, 9) + SourceIndex(0)
+1->Emitted(92, 49) Source(34, 6) + SourceIndex(0)
+2 >Emitted(92, 52) Source(34, 9) + SourceIndex(0)
+3 >Emitted(92, 54) Source(35, 6) + SourceIndex(0)
+4 >Emitted(92, 57) Source(35, 9) + SourceIndex(0)
 ---
 >>>            _static_private_y_decorators = [dec, dec];
 1 >^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -280,17 +281,17 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                               
   >                                                   @
 4 >                                                 dec
-1 >Emitted(92, 45) Source(38, 6) + SourceIndex(0)
-2 >Emitted(92, 48) Source(38, 9) + SourceIndex(0)
-3 >Emitted(92, 50) Source(39, 6) + SourceIndex(0)
-4 >Emitted(92, 53) Source(39, 9) + SourceIndex(0)
+1 >Emitted(93, 45) Source(38, 6) + SourceIndex(0)
+2 >Emitted(93, 48) Source(38, 9) + SourceIndex(0)
+3 >Emitted(93, 50) Source(39, 6) + SourceIndex(0)
+4 >Emitted(93, 53) Source(39, 9) + SourceIndex(0)
 ---
 >>>            _static_private_z_decorators = [dec, dec];
 1->^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 2 >                                            ^^^
 3 >                                               ^^
 4 >                                                 ^^^
-5 >                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+5 >                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >    static #y = 1;
   >
@@ -299,19 +300,19 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                               
   >                                                   @
 4 >                                                 dec
-1->Emitted(93, 45) Source(42, 6) + SourceIndex(0)
-2 >Emitted(93, 48) Source(42, 9) + SourceIndex(0)
-3 >Emitted(93, 50) Source(43, 6) + SourceIndex(0)
-4 >Emitted(93, 53) Source(43, 9) + SourceIndex(0)
+1->Emitted(94, 45) Source(42, 6) + SourceIndex(0)
+2 >Emitted(94, 48) Source(42, 9) + SourceIndex(0)
+3 >Emitted(94, 50) Source(43, 6) + SourceIndex(0)
+4 >Emitted(94, 53) Source(43, 9) + SourceIndex(0)
 ---
->>>            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
+>>>            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
 1->^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^
 4 >                                                                                              ^^^^^^^^^^^^^^
 5 >                                                                                                            ^
 6 >                                                                                                             ^^^^^^^^^^^^
-7 >                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+7 >                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
 2 >            
 3 >                                                                     
@@ -319,15 +320,15 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 5 >                                                                                                            }
 6 >                                                                                                             
 7 >                                                                                                                         
-1->Emitted(94, 13) Source(28, 5) + SourceIndex(0)
-2 >Emitted(94, 70) Source(28, 5) + SourceIndex(0)
-3 >Emitted(94, 95) Source(28, 5) + SourceIndex(0)
-4 >Emitted(94, 109) Source(28, 23) + SourceIndex(0)
-5 >Emitted(94, 110) Source(28, 24) + SourceIndex(0)
-6 >Emitted(94, 122) Source(28, 24) + SourceIndex(0)
-7 >Emitted(94, 394) Source(28, 24) + SourceIndex(0)
+1->Emitted(95, 13) Source(28, 5) + SourceIndex(0)
+2 >Emitted(95, 70) Source(28, 5) + SourceIndex(0)
+3 >Emitted(95, 95) Source(28, 5) + SourceIndex(0)
+4 >Emitted(95, 109) Source(28, 23) + SourceIndex(0)
+5 >Emitted(95, 110) Source(28, 24) + SourceIndex(0)
+6 >Emitted(95, 122) Source(28, 24) + SourceIndex(0)
+7 >Emitted(95, 414) Source(28, 24) + SourceIndex(0)
 ---
->>>            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
+>>>            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
 1 >^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                    ^^^^^^^^^^^^^^^^^^^^^^^
@@ -338,8 +339,8 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 8 >                                                                                                                  ^
 9 >                                                                                                                   ^
 10>                                                                                                                    ^^^^^^^^^^^^^^
-11>                                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-12>                                                                                                                                                                                                                                                                                                                                                                                                       ^^^^^^^^^^^^^^^^^->
+11>                                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+12>                                                                                                                                                                                                                                                                                                                                                                                                                           ^^^^^^^^^^^^^^^^^->
 1 >
   >
   >    @dec
@@ -355,19 +356,19 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 9 >                                                                                                                   }
 10>                                                                                                                    
 11>                                                                                                                                  
-1 >Emitted(95, 13) Source(32, 5) + SourceIndex(0)
-2 >Emitted(95, 69) Source(32, 5) + SourceIndex(0)
-3 >Emitted(95, 92) Source(32, 5) + SourceIndex(0)
-4 >Emitted(95, 106) Source(32, 23) + SourceIndex(0)
-5 >Emitted(95, 113) Source(32, 30) + SourceIndex(0)
-6 >Emitted(95, 114) Source(32, 31) + SourceIndex(0)
-7 >Emitted(95, 115) Source(32, 32) + SourceIndex(0)
-8 >Emitted(95, 116) Source(32, 33) + SourceIndex(0)
-9 >Emitted(95, 117) Source(32, 34) + SourceIndex(0)
-10>Emitted(95, 131) Source(32, 34) + SourceIndex(0)
-11>Emitted(95, 392) Source(32, 34) + SourceIndex(0)
+1 >Emitted(96, 13) Source(32, 5) + SourceIndex(0)
+2 >Emitted(96, 69) Source(32, 5) + SourceIndex(0)
+3 >Emitted(96, 92) Source(32, 5) + SourceIndex(0)
+4 >Emitted(96, 106) Source(32, 23) + SourceIndex(0)
+5 >Emitted(96, 113) Source(32, 30) + SourceIndex(0)
+6 >Emitted(96, 114) Source(32, 31) + SourceIndex(0)
+7 >Emitted(96, 115) Source(32, 32) + SourceIndex(0)
+8 >Emitted(96, 116) Source(32, 33) + SourceIndex(0)
+9 >Emitted(96, 117) Source(32, 34) + SourceIndex(0)
+10>Emitted(96, 131) Source(32, 34) + SourceIndex(0)
+11>Emitted(96, 412) Source(32, 34) + SourceIndex(0)
 ---
->>>            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
+>>>            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
 1->^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                    ^^^^^^^^^^^^^^^^^^^^^^^
@@ -376,8 +377,8 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 6 >                                                                                                          ^^^^
 7 >                                                                                                              ^
 8 >                                                                                                               ^^^^^^^^^^^^^^
-9 >                                                                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-10>                                                                                                                                                                                                                                                                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+9 >                                                                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+10>                                                                                                                                                                                                                                                                                                                                                                                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -391,17 +392,17 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 7 >                                                                                                              }
 8 >                                                                                                               
 9 >                                                                                                                             
-1->Emitted(96, 13) Source(36, 5) + SourceIndex(0)
-2 >Emitted(96, 69) Source(36, 5) + SourceIndex(0)
-3 >Emitted(96, 92) Source(36, 5) + SourceIndex(0)
-4 >Emitted(96, 102) Source(36, 19) + SourceIndex(0)
-5 >Emitted(96, 107) Source(36, 32) + SourceIndex(0)
-6 >Emitted(96, 111) Source(36, 36) + SourceIndex(0)
-7 >Emitted(96, 112) Source(36, 37) + SourceIndex(0)
-8 >Emitted(96, 126) Source(36, 37) + SourceIndex(0)
-9 >Emitted(96, 408) Source(36, 37) + SourceIndex(0)
+1->Emitted(97, 13) Source(36, 5) + SourceIndex(0)
+2 >Emitted(97, 69) Source(36, 5) + SourceIndex(0)
+3 >Emitted(97, 92) Source(36, 5) + SourceIndex(0)
+4 >Emitted(97, 102) Source(36, 19) + SourceIndex(0)
+5 >Emitted(97, 107) Source(36, 32) + SourceIndex(0)
+6 >Emitted(97, 111) Source(36, 36) + SourceIndex(0)
+7 >Emitted(97, 112) Source(36, 37) + SourceIndex(0)
+8 >Emitted(97, 126) Source(36, 37) + SourceIndex(0)
+9 >Emitted(97, 428) Source(36, 37) + SourceIndex(0)
 ---
->>>            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
+>>>            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
 1->^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                ^^^^^^^^^^^^^^^^^^^^^^^
@@ -411,7 +412,7 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 7 >                                                                                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^
 8 >                                                                                                                                                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 9 >                                                                                                                                                                                                                                                                                                                       ^^^^^^^^^^^^^^
-10>                                                                                                                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+10>                                                                                                                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
   >
   >    @dec
@@ -430,37 +431,37 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 8 >                                                                                                                                                                                                                        static accessor #z = 1;
 9 >                                                                                                                                                                                                                                                                                                                       
 10>                                                                                                                                                                                                                                                                                                                                     
-1->Emitted(97, 13) Source(44, 5) + SourceIndex(0)
-2 >Emitted(97, 65) Source(44, 5) + SourceIndex(0)
-3 >Emitted(97, 88) Source(44, 5) + SourceIndex(0)
-4 >Emitted(97, 178) Source(44, 28) + SourceIndex(0)
-5 >Emitted(97, 192) Source(44, 28) + SourceIndex(0)
-6 >Emitted(97, 194) Source(44, 5) + SourceIndex(0)
-7 >Emitted(97, 217) Source(44, 5) + SourceIndex(0)
-8 >Emitted(97, 312) Source(44, 28) + SourceIndex(0)
-9 >Emitted(97, 326) Source(44, 28) + SourceIndex(0)
-10>Emitted(97, 698) Source(44, 28) + SourceIndex(0)
+1->Emitted(98, 13) Source(44, 5) + SourceIndex(0)
+2 >Emitted(98, 65) Source(44, 5) + SourceIndex(0)
+3 >Emitted(98, 88) Source(44, 5) + SourceIndex(0)
+4 >Emitted(98, 178) Source(44, 28) + SourceIndex(0)
+5 >Emitted(98, 192) Source(44, 28) + SourceIndex(0)
+6 >Emitted(98, 194) Source(44, 5) + SourceIndex(0)
+7 >Emitted(98, 217) Source(44, 5) + SourceIndex(0)
+8 >Emitted(98, 312) Source(44, 28) + SourceIndex(0)
+9 >Emitted(98, 326) Source(44, 28) + SourceIndex(0)
+10>Emitted(98, 718) Source(44, 28) + SourceIndex(0)
 ---
->>>            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
+>>>            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
 1 >^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                                 ^^^^^^
-4 >                                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+4 >                                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >            
 3 >                                                                                                                                                                                 method
 4 >                                                                                                                                                                                       () {}
-1 >Emitted(98, 13) Source(8, 5) + SourceIndex(0)
-2 >Emitted(98, 178) Source(8, 5) + SourceIndex(0)
-3 >Emitted(98, 184) Source(8, 11) + SourceIndex(0)
-4 >Emitted(98, 224) Source(8, 16) + SourceIndex(0)
+1 >Emitted(99, 13) Source(8, 5) + SourceIndex(0)
+2 >Emitted(99, 178) Source(8, 5) + SourceIndex(0)
+3 >Emitted(99, 184) Source(8, 11) + SourceIndex(0)
+4 >Emitted(99, 244) Source(8, 16) + SourceIndex(0)
 ---
->>>            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
+>>>            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
 1 >^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                      ^
-4 >                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-5 >                                                                                                                                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^->
+4 >                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+5 >                                                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^->
 1 >
   >
   >    @dec
@@ -469,17 +470,17 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >            get 
 3 >                                                                                                                                                                      x
 4 >                                                                                                                                                                       () { return 1; }
-1 >Emitted(99, 13) Source(12, 5) + SourceIndex(0)
-2 >Emitted(99, 167) Source(12, 9) + SourceIndex(0)
-3 >Emitted(99, 168) Source(12, 10) + SourceIndex(0)
-4 >Emitted(99, 208) Source(12, 26) + SourceIndex(0)
+1 >Emitted(100, 13) Source(12, 5) + SourceIndex(0)
+2 >Emitted(100, 167) Source(12, 9) + SourceIndex(0)
+3 >Emitted(100, 168) Source(12, 10) + SourceIndex(0)
+4 >Emitted(100, 228) Source(12, 26) + SourceIndex(0)
 ---
->>>            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
+>>>            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
 1->^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                                 ^
-4 >                                                                                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-5 >                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+4 >                                                                                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+5 >                                                                                                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -488,19 +489,19 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >            set 
 3 >                                                                                                                                                                                 x
 4 >                                                                                                                                                                                  (value: number) { }
-1->Emitted(100, 13) Source(16, 5) + SourceIndex(0)
-2 >Emitted(100, 178) Source(16, 9) + SourceIndex(0)
-3 >Emitted(100, 179) Source(16, 10) + SourceIndex(0)
-4 >Emitted(100, 230) Source(16, 29) + SourceIndex(0)
+1->Emitted(101, 13) Source(16, 5) + SourceIndex(0)
+2 >Emitted(101, 178) Source(16, 9) + SourceIndex(0)
+3 >Emitted(101, 179) Source(16, 10) + SourceIndex(0)
+4 >Emitted(101, 250) Source(16, 29) + SourceIndex(0)
 ---
->>>            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
+>>>            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
 1->^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                    ^
 4 >                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 5 >                                                                                                                                                                                                  ^
-6 >                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-7 >                                                                                                                                                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+6 >                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+7 >                                                                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -515,16 +516,16 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 4 >                                                                                                                                                                     
 5 >                                                                                                                                                                                                  z
 6 >                                                                                                                                                                                                    = 1;
-1->Emitted(101, 13) Source(24, 5) + SourceIndex(0)
-2 >Emitted(101, 165) Source(24, 14) + SourceIndex(0)
-3 >Emitted(101, 166) Source(24, 15) + SourceIndex(0)
-4 >Emitted(101, 195) Source(24, 14) + SourceIndex(0)
-5 >Emitted(101, 196) Source(24, 15) + SourceIndex(0)
-6 >Emitted(101, 258) Source(24, 20) + SourceIndex(0)
+1->Emitted(102, 13) Source(24, 5) + SourceIndex(0)
+2 >Emitted(102, 165) Source(24, 14) + SourceIndex(0)
+3 >Emitted(102, 166) Source(24, 15) + SourceIndex(0)
+4 >Emitted(102, 195) Source(24, 14) + SourceIndex(0)
+5 >Emitted(102, 196) Source(24, 15) + SourceIndex(0)
+6 >Emitted(102, 278) Source(24, 20) + SourceIndex(0)
 ---
->>>            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
+>>>            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
 1->^^^^^^^^^^^^
-2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
   >
   >    @dec
@@ -543,32 +544,32 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
   >    @dec
   >    
 2 >            static #y = 1;
-1->Emitted(102, 13) Source(40, 5) + SourceIndex(0)
-2 >Emitted(102, 395) Source(40, 19) + SourceIndex(0)
+1->Emitted(103, 13) Source(40, 5) + SourceIndex(0)
+2 >Emitted(103, 415) Source(40, 19) + SourceIndex(0)
 ---
->>>            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+>>>            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
 1 >^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                 ^
 4 >                                                                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 5 >                                                                                                                                                                                               ^
-6 >                                                                                                                                                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+6 >                                                                                                                                                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >            
 3 >                                                                                                                                                                 y
 4 >                                                                                                                                                                  
 5 >                                                                                                                                                                                               y
 6 >                                                                                                                                                                                                 = 1;
-1 >Emitted(103, 13) Source(20, 5) + SourceIndex(0)
-2 >Emitted(103, 162) Source(20, 5) + SourceIndex(0)
-3 >Emitted(103, 163) Source(20, 6) + SourceIndex(0)
-4 >Emitted(103, 192) Source(20, 5) + SourceIndex(0)
-5 >Emitted(103, 193) Source(20, 6) + SourceIndex(0)
-6 >Emitted(103, 255) Source(20, 11) + SourceIndex(0)
+1 >Emitted(104, 13) Source(20, 5) + SourceIndex(0)
+2 >Emitted(104, 162) Source(20, 5) + SourceIndex(0)
+3 >Emitted(104, 163) Source(20, 6) + SourceIndex(0)
+4 >Emitted(104, 192) Source(20, 5) + SourceIndex(0)
+5 >Emitted(104, 193) Source(20, 6) + SourceIndex(0)
+6 >Emitted(104, 275) Source(20, 11) + SourceIndex(0)
 ---
->>>            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+>>>            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
 1 >^^^^^^^^^^^^
-2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >            class C {
   >                @dec
@@ -611,17 +612,18 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
   >                @dec
   >                static accessor #z = 1;
   >            }
-1 >Emitted(104, 13) Source(5, 1) + SourceIndex(0)
-2 >Emitted(104, 153) Source(45, 2) + SourceIndex(0)
+1 >Emitted(105, 13) Source(5, 1) + SourceIndex(0)
+2 >Emitted(105, 173) Source(45, 2) + SourceIndex(0)
 ---
 >>>            C = _classThis = _classDescriptor.value;
+>>>            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
 >>>            __runInitializers(_classThis, _staticExtraInitializers);
 1 >^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >            C
-1 >Emitted(106, 13) Source(5, 7) + SourceIndex(0)
-2 >Emitted(106, 69) Source(5, 8) + SourceIndex(0)
+1 >Emitted(108, 13) Source(5, 7) + SourceIndex(0)
+2 >Emitted(108, 69) Source(5, 8) + SourceIndex(0)
 ---
 >>>        }
 >>>        method() { }
@@ -637,10 +639,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >        method
 3 >              () {
 4 >                   }
-1 >Emitted(108, 9) Source(8, 5) + SourceIndex(0)
-2 >Emitted(108, 15) Source(8, 11) + SourceIndex(0)
-3 >Emitted(108, 20) Source(8, 15) + SourceIndex(0)
-4 >Emitted(108, 21) Source(8, 16) + SourceIndex(0)
+1 >Emitted(110, 9) Source(8, 5) + SourceIndex(0)
+2 >Emitted(110, 15) Source(8, 11) + SourceIndex(0)
+3 >Emitted(110, 20) Source(8, 15) + SourceIndex(0)
+4 >Emitted(110, 21) Source(8, 16) + SourceIndex(0)
 ---
 >>>        get x() { return 1; }
 1->^^^^^^^^
@@ -665,15 +667,15 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 7 >                          ;
 8 >                            
 9 >                            }
-1->Emitted(109, 9) Source(12, 5) + SourceIndex(0)
-2 >Emitted(109, 13) Source(12, 9) + SourceIndex(0)
-3 >Emitted(109, 14) Source(12, 10) + SourceIndex(0)
-4 >Emitted(109, 19) Source(12, 15) + SourceIndex(0)
-5 >Emitted(109, 26) Source(12, 22) + SourceIndex(0)
-6 >Emitted(109, 27) Source(12, 23) + SourceIndex(0)
-7 >Emitted(109, 28) Source(12, 24) + SourceIndex(0)
-8 >Emitted(109, 29) Source(12, 25) + SourceIndex(0)
-9 >Emitted(109, 30) Source(12, 26) + SourceIndex(0)
+1->Emitted(111, 9) Source(12, 5) + SourceIndex(0)
+2 >Emitted(111, 13) Source(12, 9) + SourceIndex(0)
+3 >Emitted(111, 14) Source(12, 10) + SourceIndex(0)
+4 >Emitted(111, 19) Source(12, 15) + SourceIndex(0)
+5 >Emitted(111, 26) Source(12, 22) + SourceIndex(0)
+6 >Emitted(111, 27) Source(12, 23) + SourceIndex(0)
+7 >Emitted(111, 28) Source(12, 24) + SourceIndex(0)
+8 >Emitted(111, 29) Source(12, 25) + SourceIndex(0)
+9 >Emitted(111, 30) Source(12, 26) + SourceIndex(0)
 ---
 >>>        set x(value) { }
 1 >^^^^^^^^
@@ -695,13 +697,13 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 5 >              value: number
 6 >                   ) { 
 7 >                       }
-1 >Emitted(110, 9) Source(16, 5) + SourceIndex(0)
-2 >Emitted(110, 13) Source(16, 9) + SourceIndex(0)
-3 >Emitted(110, 14) Source(16, 10) + SourceIndex(0)
-4 >Emitted(110, 15) Source(16, 11) + SourceIndex(0)
-5 >Emitted(110, 20) Source(16, 24) + SourceIndex(0)
-6 >Emitted(110, 24) Source(16, 28) + SourceIndex(0)
-7 >Emitted(110, 25) Source(16, 29) + SourceIndex(0)
+1 >Emitted(112, 9) Source(16, 5) + SourceIndex(0)
+2 >Emitted(112, 13) Source(16, 9) + SourceIndex(0)
+3 >Emitted(112, 14) Source(16, 10) + SourceIndex(0)
+4 >Emitted(112, 15) Source(16, 11) + SourceIndex(0)
+5 >Emitted(112, 20) Source(16, 24) + SourceIndex(0)
+6 >Emitted(112, 24) Source(16, 28) + SourceIndex(0)
+7 >Emitted(112, 25) Source(16, 29) + SourceIndex(0)
 ---
 >>>        y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, 1));
 1->^^^^^^^^
@@ -718,11 +720,11 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >          = 
 4 >                                                                                                           1
 5 >                                                                                                            ;
-1->Emitted(111, 9) Source(20, 5) + SourceIndex(0)
-2 >Emitted(111, 10) Source(20, 6) + SourceIndex(0)
-3 >Emitted(111, 108) Source(20, 9) + SourceIndex(0)
-4 >Emitted(111, 109) Source(20, 10) + SourceIndex(0)
-5 >Emitted(111, 112) Source(20, 11) + SourceIndex(0)
+1->Emitted(113, 9) Source(20, 5) + SourceIndex(0)
+2 >Emitted(113, 10) Source(20, 6) + SourceIndex(0)
+3 >Emitted(113, 108) Source(20, 9) + SourceIndex(0)
+4 >Emitted(113, 109) Source(20, 10) + SourceIndex(0)
+5 >Emitted(113, 112) Source(20, 11) + SourceIndex(0)
 ---
 >>>        #z_accessor_storage = __runInitializers(this, _z_initializers, 1);
 1 >^^^^^^^^
@@ -737,10 +739,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >        accessor z = 
 3 >                                                                       1
 4 >                                                                        ;
-1 >Emitted(112, 9) Source(24, 5) + SourceIndex(0)
-2 >Emitted(112, 72) Source(24, 18) + SourceIndex(0)
-3 >Emitted(112, 73) Source(24, 19) + SourceIndex(0)
-4 >Emitted(112, 75) Source(24, 20) + SourceIndex(0)
+1 >Emitted(114, 9) Source(24, 5) + SourceIndex(0)
+2 >Emitted(114, 72) Source(24, 18) + SourceIndex(0)
+3 >Emitted(114, 73) Source(24, 19) + SourceIndex(0)
+4 >Emitted(114, 75) Source(24, 20) + SourceIndex(0)
 ---
 >>>        get z() { return this.#z_accessor_storage; }
 1 >^^^^^^^^
@@ -752,10 +754,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >        accessor 
 3 >            z
 4 >              = 1;
-1 >Emitted(113, 9) Source(24, 5) + SourceIndex(0)
-2 >Emitted(113, 13) Source(24, 14) + SourceIndex(0)
-3 >Emitted(113, 14) Source(24, 15) + SourceIndex(0)
-4 >Emitted(113, 53) Source(24, 20) + SourceIndex(0)
+1 >Emitted(115, 9) Source(24, 5) + SourceIndex(0)
+2 >Emitted(115, 13) Source(24, 14) + SourceIndex(0)
+3 >Emitted(115, 14) Source(24, 15) + SourceIndex(0)
+4 >Emitted(115, 53) Source(24, 20) + SourceIndex(0)
 ---
 >>>        set z(value) { this.#z_accessor_storage = value; }
 1->^^^^^^^^
@@ -766,10 +768,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >        accessor 
 3 >            z
 4 >              = 1;
-1->Emitted(114, 9) Source(24, 5) + SourceIndex(0)
-2 >Emitted(114, 13) Source(24, 14) + SourceIndex(0)
-3 >Emitted(114, 14) Source(24, 15) + SourceIndex(0)
-4 >Emitted(114, 59) Source(24, 20) + SourceIndex(0)
+1->Emitted(116, 9) Source(24, 5) + SourceIndex(0)
+2 >Emitted(116, 13) Source(24, 14) + SourceIndex(0)
+3 >Emitted(116, 14) Source(24, 15) + SourceIndex(0)
+4 >Emitted(116, 59) Source(24, 20) + SourceIndex(0)
 ---
 >>>        static {
 >>>            _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
@@ -799,11 +801,11 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                                                                        1
 4 >                                                                                         
 5 >                                                                                             = 1;
-1 >Emitted(116, 13) Source(40, 12) + SourceIndex(0)
-2 >Emitted(116, 89) Source(40, 17) + SourceIndex(0)
-3 >Emitted(116, 90) Source(40, 18) + SourceIndex(0)
-4 >Emitted(116, 93) Source(40, 14) + SourceIndex(0)
-5 >Emitted(116, 94) Source(40, 19) + SourceIndex(0)
+1 >Emitted(118, 13) Source(40, 12) + SourceIndex(0)
+2 >Emitted(118, 89) Source(40, 17) + SourceIndex(0)
+3 >Emitted(118, 90) Source(40, 18) + SourceIndex(0)
+4 >Emitted(118, 93) Source(40, 14) + SourceIndex(0)
+5 >Emitted(118, 94) Source(40, 19) + SourceIndex(0)
 ---
 >>>        }
 >>>        static {
@@ -822,11 +824,11 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >                                                                                                         1
 4 >                                                                                                          
 5 >                                                                                                              = 1;
-1 >Emitted(119, 13) Source(44, 21) + SourceIndex(0)
-2 >Emitted(119, 106) Source(44, 26) + SourceIndex(0)
-3 >Emitted(119, 107) Source(44, 27) + SourceIndex(0)
-4 >Emitted(119, 110) Source(44, 23) + SourceIndex(0)
-5 >Emitted(119, 111) Source(44, 28) + SourceIndex(0)
+1 >Emitted(121, 13) Source(44, 21) + SourceIndex(0)
+2 >Emitted(121, 106) Source(44, 26) + SourceIndex(0)
+3 >Emitted(121, 107) Source(44, 27) + SourceIndex(0)
+4 >Emitted(121, 110) Source(44, 23) + SourceIndex(0)
+5 >Emitted(121, 111) Source(44, 28) + SourceIndex(0)
 ---
 >>>        }
 >>>        static {
@@ -835,8 +837,8 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >            C
-1 >Emitted(122, 13) Source(5, 7) + SourceIndex(0)
-2 >Emitted(122, 68) Source(5, 8) + SourceIndex(0)
+1 >Emitted(124, 13) Source(5, 7) + SourceIndex(0)
+2 >Emitted(124, 68) Source(5, 8) + SourceIndex(0)
 ---
 >>>        }
 >>>    };
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js
index dfa5dd90a90ad..1f94026e17066 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js
@@ -32,8 +32,10 @@ const method = "method";
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             Reflect.get(_classSuper, "method", _classThis).call(_classThis);
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js
index e4ea7908a78b2..c3f5930ea5d99 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js
@@ -39,8 +39,10 @@ class C3 extends ((() => {}) as any) {
     });
     var C1 = class extends _classSuper {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             Reflect.get(_classSuper, "name", _classThis);
@@ -60,8 +62,10 @@ class C3 extends ((() => {}) as any) {
     let _classSuper_1 = (0, function () { });
     var C2 = class extends _classSuper_1 {
         static {
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             Reflect.get(_classSuper_1, "name", _classThis_1);
@@ -81,8 +85,10 @@ class C3 extends ((() => {}) as any) {
     let _classSuper_2 = (0, (() => { }));
     var C3 = class extends _classSuper_2 {
         static {
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name }, null, _classExtraInitializers_2);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
+            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             Reflect.get(_classSuper_2, "name", _classThis_2);
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js
index aa4104c48a88d..f8046a13e3ca3 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js
@@ -55,8 +55,10 @@ const x = "x";
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static {
             var _a, _b, _c, _d, _e, _f, _g, _h, _j, _k, _l, _m, _o, _p, _q, _r, _s;
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js
index 73aa13f6ee380..ceaf9630126f7 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js
@@ -30,8 +30,10 @@ const method = "method";
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static a = Reflect.get(_classSuper, "method", _classThis).call(_classThis);
         static b = Reflect.get(_classSuper, "method", _classThis).call(_classThis);
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js
index 6e528ea497959..5c035f00444be 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js
@@ -59,8 +59,10 @@ const x = "x";
     let _classSuper = Base;
     var C1 = class extends _classSuper {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static a = Reflect.get(_classSuper, "x", _classThis);
         static b = (() => {
@@ -103,8 +105,10 @@ const x = "x";
     let _classSuper_1 = Base;
     var C2 = class extends _classSuper_1 {
         static {
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static a = Reflect.get(_classSuper_1, "x", _classThis_1);
         static b = (() => {
@@ -147,8 +151,10 @@ const x = "x";
     let _classSuper_2 = Base;
     var C3 = class extends _classSuper_2 {
         static {
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name }, null, _classExtraInitializers_2);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
+            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         static a = Reflect.get(_classSuper_2, x, _classThis_2);
         static b = (() => {
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js
index 881208b12d432..7dee3db7850b2 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js
@@ -36,8 +36,10 @@ class C extends Base {
     let _classThis;
     var C = class extends Base {
         static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         static m() { super.method(); }
diff --git a/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2015).js b/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2015).js
index 3acbc6dbb6e1d..9f54045d09db2 100644
--- a/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2015).js
@@ -136,6 +136,7 @@ class C {
         _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); },
         __setFunctionName(_classThis, "C"),
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _method_decorators = [dec, dec];
             _get_x_decorators = [dec, dec];
             _set_x_decorators = [dec, dec];
@@ -146,18 +147,19 @@ class C {
             _static_private_set_x_decorators = [dec, dec];
             _static_private_y_decorators = [dec, dec];
             _static_private_z_decorators = [dec, dec];
-            __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
-            __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
-            __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
-            __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
-            __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
-            __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
-            __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+            __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
+            __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _staticExtraInitializers);
         })(),
         /*29*/
diff --git a/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2022).js b/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2022).js
index 16d4e1c12ff32..101aab4418634 100644
--- a/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2022).js
@@ -115,6 +115,7 @@ class C {
     var C = (_a = class {
             static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
             static {
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _method_decorators = [dec, dec];
                 _get_x_decorators = [dec, dec];
                 _set_x_decorators = [dec, dec];
@@ -125,18 +126,19 @@ class C {
                 _static_private_set_x_decorators = [dec, dec];
                 _static_private_y_decorators = [dec, dec];
                 _static_private_z_decorators = [dec, dec];
-                __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) } }, null, _staticExtraInitializers);
-                __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) } }, null, _staticExtraInitializers);
-                __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } } }, null, _staticExtraInitializers);
-                __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } } }, _static_private_z_initializers, _staticExtraInitializers);
-                __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
-                __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x } }, null, _instanceExtraInitializers);
-                __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
-                __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } } }, _z_initializers, _instanceExtraInitializers);
-                __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } } }, _static_private_y_initializers, _staticExtraInitializers);
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
+                __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
+                __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+                __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
+                __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+                __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
+                __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+                __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
+                __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 C = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis, _staticExtraInitializers);
             }
             /*5*/
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.1.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.1.js
index 50b51a2c16037..0b5ee1892a11f 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.1.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.1.js
@@ -24,8 +24,10 @@ exports.C = (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.10.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.10.js
index 197a8d003d7ba..c6e3d19ae5cb0 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.10.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.10.js
@@ -27,8 +27,10 @@ C &&= (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.11.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.11.js
index 3f059fb32ab25..332f05c0deeda 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.11.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.11.js
@@ -27,8 +27,10 @@ C ??= (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.12.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.12.js
index c5b94a7fee6d5..f0aceb4b5046f 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.12.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.12.js
@@ -24,8 +24,10 @@ function f(C = (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.13.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.13.js
index 838ba46d2d42c..e88523252e544 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.13.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.13.js
@@ -24,8 +24,10 @@ exports.C = (((() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.14.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.14.js
index d1b27d09603f9..00d8a118653f4 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.14.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.14.js
@@ -26,8 +26,10 @@ const tslib_1 = require("tslib");
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, _a);
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.15.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.15.js
index 76e9f13ae66a2..516f52356b662 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.15.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.15.js
@@ -25,8 +25,10 @@ class C {
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "D");
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.16.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.16.js
index e61323d969d00..b065d740b9927 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.16.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.16.js
@@ -27,8 +27,10 @@ class C {
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, _a);
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.17.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.17.js
index 0c3cc126a9c3a..3ca0d0b78a816 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.17.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.17.js
@@ -28,8 +28,10 @@ var C;
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "C");
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.2.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.2.js
index a6ab301b3cdfa..9b4259196fcfe 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.2.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.2.js
@@ -23,8 +23,10 @@ exports.C = (() => {
     let _classThis;
     var C = class {
         static {
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.3.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.3.js
index bd13effbc5b9e..375284fb6a791 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.3.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.3.js
@@ -23,8 +23,10 @@ exports.default = ((() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "default");
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.4.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.4.js
index 1e5e1f8b11b5f..583fa12c3352b 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.4.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.4.js
@@ -27,8 +27,10 @@ C = (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.5.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.5.js
index e772afc6a295a..ddbf5cc852285 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.5.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.5.js
@@ -27,8 +27,10 @@ var C;
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "C");
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.6.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.6.js
index 6206e34b9b454..42bcd245a2250 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.6.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.6.js
@@ -24,8 +24,10 @@ const tslib_1 = require("tslib");
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "C");
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.7.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.7.js
index d428e95b2f5d5..6e3d1cfa1fa54 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.7.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.7.js
@@ -27,8 +27,10 @@ var C;
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "C");
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.8.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.8.js
index e5118d682d071..83f2bac583153 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.8.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.8.js
@@ -27,8 +27,10 @@ var C;
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "C");
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.9.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.9.js
index 12695aac79984..1181a52a25ed4 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.9.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.9.js
@@ -27,8 +27,10 @@ C ||= (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.1.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.1.js
index 9a3cb19e24222..b316f6f14f287 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.1.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.1.js
@@ -42,8 +42,10 @@ x = (() => {
     var class_1 = class {
         static {
             __setFunctionName(this, "x");
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -56,8 +58,10 @@ x = (() => {
     return class {
         static {
             __setFunctionName(this, "x");
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
     };
@@ -72,8 +76,10 @@ x &&= (() => {
     var class_2 = class {
         static {
             __setFunctionName(this, "x");
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             class_2 = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
@@ -86,8 +92,10 @@ x &&= (() => {
     return class {
         static {
             __setFunctionName(this, "x");
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_1);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
     };
@@ -102,8 +110,10 @@ x ||= (() => {
     var class_3 = class {
         static {
             __setFunctionName(this, "x");
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name }, null, _classExtraInitializers_2);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
             class_3 = _classThis_2 = _classDescriptor_2.value;
+            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_2, _classExtraInitializers_2);
         }
     };
@@ -116,8 +126,10 @@ x ||= (() => {
     return class {
         static {
             __setFunctionName(this, "x");
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_2);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_2);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers_2), __runInitializers(this, _y_initializers, void 0));
     };
@@ -132,8 +144,10 @@ x ??= (() => {
     var class_4 = class {
         static {
             __setFunctionName(this, "x");
-            __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name }, null, _classExtraInitializers_3);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_3);
             class_4 = _classThis_3 = _classDescriptor_3.value;
+            if (metadata) Object.defineProperty(_classThis_3, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_3, _classExtraInitializers_3);
         }
     };
@@ -146,8 +160,10 @@ x ??= (() => {
     return class {
         static {
             __setFunctionName(this, "x");
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_3);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_3);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers_3), __runInitializers(this, _y_initializers, void 0));
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.10.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.10.js
index 1649959a176ce..f413aab01a0f6 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.10.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.10.js
@@ -48,8 +48,10 @@ var _a, _b;
             var class_1 = class {
                 static {
                     __setFunctionName(this, "x");
-                    __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                     class_1 = _classThis = _classDescriptor.value;
+                    if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                     __runInitializers(_classThis, _classExtraInitializers);
                 }
             };
@@ -67,8 +69,10 @@ var _a, _b;
             var class_2 = class {
                 static {
                     __setFunctionName(this, "x");
-                    __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
                     class_2 = _classThis_1 = _classDescriptor_1.value;
+                    if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                     __runInitializers(_classThis_1, _classExtraInitializers_1);
                 }
             };
@@ -86,8 +90,10 @@ var _a, _b;
             var class_3 = class {
                 static {
                     __setFunctionName(this, "0");
-                    __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name }, null, _classExtraInitializers_2);
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
                     class_3 = _classThis_2 = _classDescriptor_2.value;
+                    if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                     __runInitializers(_classThis_2, _classExtraInitializers_2);
                 }
             };
@@ -105,8 +111,10 @@ var _a, _b;
             var class_4 = class {
                 static {
                     __setFunctionName(this, "x");
-                    __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name }, null, _classExtraInitializers_3);
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_3);
                     class_4 = _classThis_3 = _classDescriptor_3.value;
+                    if (metadata) Object.defineProperty(_classThis_3, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                     __runInitializers(_classThis_3, _classExtraInitializers_3);
                 }
             };
@@ -124,8 +132,10 @@ var _a, _b;
             var class_5 = class {
                 static {
                     __setFunctionName(this, "0");
-                    __esDecorate(null, _classDescriptor_4 = { value: this }, _classDecorators_4, { kind: "class", name: this.name }, null, _classExtraInitializers_4);
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    __esDecorate(null, _classDescriptor_4 = { value: this }, _classDecorators_4, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_4);
                     class_5 = _classThis_4 = _classDescriptor_4.value;
+                    if (metadata) Object.defineProperty(_classThis_4, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                     __runInitializers(_classThis_4, _classExtraInitializers_4);
                 }
             };
@@ -144,8 +154,10 @@ var _a, _b;
             var class_6 = class {
                 static {
                     __setFunctionName(this, _a);
-                    __esDecorate(null, _classDescriptor_5 = { value: this }, _classDecorators_5, { kind: "class", name: this.name }, null, _classExtraInitializers_5);
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    __esDecorate(null, _classDescriptor_5 = { value: this }, _classDecorators_5, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_5);
                     class_6 = _classThis_5 = _classDescriptor_5.value;
+                    if (metadata) Object.defineProperty(_classThis_5, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                     __runInitializers(_classThis_5, _classExtraInitializers_5);
                 }
             };
@@ -164,8 +176,10 @@ var _a, _b;
             var class_7 = class {
                 static {
                     __setFunctionName(this, "__proto__");
-                    __esDecorate(null, _classDescriptor_6 = { value: this }, _classDecorators_6, { kind: "class", name: this.name }, null, _classExtraInitializers_6);
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    __esDecorate(null, _classDescriptor_6 = { value: this }, _classDecorators_6, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_6);
                     class_7 = _classThis_6 = _classDescriptor_6.value;
+                    if (metadata) Object.defineProperty(_classThis_6, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                     __runInitializers(_classThis_6, _classExtraInitializers_6);
                 }
             };
@@ -183,8 +197,10 @@ var _a, _b;
             var class_8 = class {
                 static {
                     __setFunctionName(this, "__proto__");
-                    __esDecorate(null, _classDescriptor_7 = { value: this }, _classDecorators_7, { kind: "class", name: this.name }, null, _classExtraInitializers_7);
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    __esDecorate(null, _classDescriptor_7 = { value: this }, _classDecorators_7, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_7);
                     class_8 = _classThis_7 = _classDescriptor_7.value;
+                    if (metadata) Object.defineProperty(_classThis_7, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                     __runInitializers(_classThis_7, _classExtraInitializers_7);
                 }
             };
@@ -201,8 +217,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "x");
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
             };
@@ -218,8 +236,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "x");
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_1);
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
+                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
             };
@@ -235,8 +255,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "0");
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_2);
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_2);
+                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_2), __runInitializers(this, _y_initializers, void 0));
             };
@@ -252,8 +274,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "x");
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_3);
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_3);
+                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_3), __runInitializers(this, _y_initializers, void 0));
             };
@@ -269,8 +293,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "0");
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_4);
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_4);
+                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_4), __runInitializers(this, _y_initializers, void 0));
             };
@@ -288,8 +314,10 @@ var _a, _b;
             var class_9 = class {
                 static {
                     __setFunctionName(this, _b);
-                    __esDecorate(null, _classDescriptor_8 = { value: this }, _classDecorators_8, { kind: "class", name: this.name }, null, _classExtraInitializers_8);
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    __esDecorate(null, _classDescriptor_8 = { value: this }, _classDecorators_8, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_8);
                     class_9 = _classThis_8 = _classDescriptor_8.value;
+                    if (metadata) Object.defineProperty(_classThis_8, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                     __runInitializers(_classThis_8, _classExtraInitializers_8);
                 }
             };
@@ -307,8 +335,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "__proto__");
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_5);
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_5);
+                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_5), __runInitializers(this, _y_initializers, void 0));
             };
@@ -324,8 +354,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "__proto__");
+                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_6);
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_6);
+                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_6), __runInitializers(this, _y_initializers, void 0));
             };
@@ -340,8 +372,10 @@ var _a, _b;
         let _static_x_initializers = [];
         return class C {
             static {
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _static_x_decorators = [dec];
-                __esDecorate(null, null, _static_x_decorators, { kind: "field", name: "x", static: true, private: false, access: { has: obj => "x" in obj, get: obj => obj.x, set: (obj, value) => { obj.x = value; } } }, _static_x_initializers, _staticExtraInitializers);
+                __esDecorate(null, null, _static_x_decorators, { kind: "field", name: "x", static: true, private: false, access: { has: obj => "x" in obj, get: obj => obj.x, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, _static_x_initializers, _staticExtraInitializers);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(this, _staticExtraInitializers);
             }
             static x = __runInitializers(this, _static_x_initializers, (() => {
@@ -352,8 +386,10 @@ var _a, _b;
                 var class_10 = class {
                     static {
                         __setFunctionName(this, "x");
-                        __esDecorate(null, _classDescriptor_9 = { value: this }, _classDecorators_9, { kind: "class", name: this.name }, null, _classExtraInitializers_9);
+                        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                        __esDecorate(null, _classDescriptor_9 = { value: this }, _classDecorators_9, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_9);
                         class_10 = _classThis_9 = _classDescriptor_9.value;
+                        if (metadata) Object.defineProperty(_classThis_9, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                         __runInitializers(_classThis_9, _classExtraInitializers_9);
                     }
                 };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.11.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.11.js
index 8244d9bb836cd..fd7c9f5703d23 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.11.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.11.js
@@ -24,8 +24,10 @@ declare let dec: any;
     var class_1 = class {
         static {
             __setFunctionName(this, "");
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -37,8 +39,10 @@ declare let dec: any;
     let _y_initializers = [];
     return class {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
     };
@@ -51,8 +55,10 @@ declare let dec: any;
     let _classThis_1;
     var C = class {
         static {
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             C = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
@@ -64,8 +70,10 @@ declare let dec: any;
     let _y_initializers = [];
     return class C {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_1);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.2.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.2.js
index 3007f132e6efc..9e8a9fca92b04 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.2.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.2.js
@@ -46,8 +46,10 @@ let x, f;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -60,8 +62,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
@@ -74,8 +78,10 @@ let x, f;
         var class_2 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
                 class_2 = _classThis_1 = _classDescriptor_1.value;
+                if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_1, _classExtraInitializers_1);
             }
         };
@@ -88,8 +94,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_1);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
         };
@@ -102,8 +110,10 @@ let x, f;
         var class_3 = class {
             static {
                 __setFunctionName(this, "0");
-                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name }, null, _classExtraInitializers_2);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
                 class_3 = _classThis_2 = _classDescriptor_2.value;
+                if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_2, _classExtraInitializers_2);
             }
         };
@@ -116,8 +126,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, "0");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_2);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_2);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_2), __runInitializers(this, _y_initializers, void 0));
         };
@@ -130,8 +142,10 @@ let x, f;
         var class_4 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name }, null, _classExtraInitializers_3);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_3);
                 class_4 = _classThis_3 = _classDescriptor_3.value;
+                if (metadata) Object.defineProperty(_classThis_3, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_3, _classExtraInitializers_3);
             }
         };
@@ -144,8 +158,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_3);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_3);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_3), __runInitializers(this, _y_initializers, void 0));
         };
@@ -158,8 +174,10 @@ let x, f;
         var class_5 = class {
             static {
                 __setFunctionName(this, "0");
-                __esDecorate(null, _classDescriptor_4 = { value: this }, _classDecorators_4, { kind: "class", name: this.name }, null, _classExtraInitializers_4);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_4 = { value: this }, _classDecorators_4, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_4);
                 class_5 = _classThis_4 = _classDescriptor_4.value;
+                if (metadata) Object.defineProperty(_classThis_4, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_4, _classExtraInitializers_4);
             }
         };
@@ -172,8 +190,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, "0");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_4);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_4);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_4), __runInitializers(this, _y_initializers, void 0));
         };
@@ -186,8 +206,10 @@ let x, f;
         var class_6 = class {
             static {
                 __setFunctionName(this, _a);
-                __esDecorate(null, _classDescriptor_5 = { value: this }, _classDecorators_5, { kind: "class", name: this.name }, null, _classExtraInitializers_5);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_5 = { value: this }, _classDecorators_5, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_5);
                 class_6 = _classThis_5 = _classDescriptor_5.value;
+                if (metadata) Object.defineProperty(_classThis_5, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_5, _classExtraInitializers_5);
             }
         };
@@ -200,8 +222,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, _b);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_5);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_5);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_5), __runInitializers(this, _y_initializers, void 0));
         };
@@ -215,8 +239,10 @@ let x, f;
         var class_7 = class {
             static {
                 __setFunctionName(this, "");
-                __esDecorate(null, _classDescriptor_6 = { value: this }, _classDecorators_6, { kind: "class", name: this.name }, null, _classExtraInitializers_6);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_6 = { value: this }, _classDecorators_6, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_6);
                 class_7 = _classThis_6 = _classDescriptor_6.value;
+                if (metadata) Object.defineProperty(_classThis_6, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_6, _classExtraInitializers_6);
             }
         };
@@ -230,8 +256,10 @@ let x, f;
         var class_8 = class {
             static {
                 __setFunctionName(this, "");
-                __esDecorate(null, _classDescriptor_7 = { value: this }, _classDecorators_7, { kind: "class", name: this.name }, null, _classExtraInitializers_7);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_7 = { value: this }, _classDecorators_7, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_7);
                 class_8 = _classThis_7 = _classDescriptor_7.value;
+                if (metadata) Object.defineProperty(_classThis_7, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_7, _classExtraInitializers_7);
             }
         };
@@ -246,8 +274,10 @@ let x, f;
         var class_9 = class {
             static {
                 __setFunctionName(this, "__proto__");
-                __esDecorate(null, _classDescriptor_8 = { value: this }, _classDecorators_8, { kind: "class", name: this.name }, null, _classExtraInitializers_8);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_8 = { value: this }, _classDecorators_8, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_8);
                 class_9 = _classThis_8 = _classDescriptor_8.value;
+                if (metadata) Object.defineProperty(_classThis_8, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_8, _classExtraInitializers_8);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.3.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.3.js
index 35ae75922d9b5..d6a1d0a0683b7 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.3.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.3.js
@@ -31,8 +31,10 @@ declare let dec: any;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -47,8 +49,10 @@ declare let dec: any;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
@@ -63,8 +67,10 @@ declare let dec: any;
         var class_2 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
                 class_2 = _classThis_1 = _classDescriptor_1.value;
+                if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_1, _classExtraInitializers_1);
             }
         };
@@ -79,8 +85,10 @@ declare let dec: any;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_1);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
         };
@@ -97,8 +105,10 @@ declare let dec: any;
         var class_3 = class {
             static {
                 __setFunctionName(this, "x2");
-                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name }, null, _classExtraInitializers_2);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
                 class_3 = _classThis_2 = _classDescriptor_2.value;
+                if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_2, _classExtraInitializers_2);
             }
         };
@@ -113,8 +123,10 @@ declare let dec: any;
         return class {
             static {
                 __setFunctionName(this, "x1");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_2);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_2);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_2), __runInitializers(this, _y_initializers, void 0));
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.4.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.4.js
index f55622075d03b..9720bf371664e 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.4.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.4.js
@@ -32,8 +32,10 @@ declare let dec: any, obj: any;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -48,8 +50,10 @@ declare let dec: any, obj: any;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
@@ -66,8 +70,10 @@ declare let dec: any, obj: any;
         var class_2 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
                 class_2 = _classThis_1 = _classDescriptor_1.value;
+                if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_1, _classExtraInitializers_1);
             }
         };
@@ -82,8 +88,10 @@ declare let dec: any, obj: any;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_1);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
         };
@@ -98,8 +106,10 @@ declare let dec: any, obj: any;
         var class_3 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name }, null, _classExtraInitializers_2);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
                 class_3 = _classThis_2 = _classDescriptor_2.value;
+                if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis_2, _classExtraInitializers_2);
             }
         };
@@ -114,8 +124,10 @@ declare let dec: any, obj: any;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_2);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_2);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_2), __runInitializers(this, _y_initializers, void 0));
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.5.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.5.js
index b36091aebe25c..612e23c68127a 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.5.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.5.js
@@ -21,8 +21,10 @@ declare let dec: any, obj: any, x: any;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -35,8 +37,10 @@ declare let dec: any, obj: any, x: any;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.6.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.6.js
index c345b7badcee3..ca6fada385d2c 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.6.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.6.js
@@ -21,8 +21,10 @@ declare let dec: any, obj: any, x: any;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -35,8 +37,10 @@ declare let dec: any, obj: any, x: any;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.7.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.7.js
index de766d9a1d996..b825a1f398ef0 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.7.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.7.js
@@ -21,8 +21,10 @@ declare let dec: any, obj: any, x: any;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
+                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -35,8 +37,10 @@ declare let dec: any, obj: any, x: any;
         return class {
             static {
                 __setFunctionName(this, "x");
+                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.8.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.8.js
index 8f2a6b536ff2e..9737c3cbef744 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.8.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.8.js
@@ -27,8 +27,10 @@ export default ((() => {
     var class_1 = class {
         static {
             __setFunctionName(this, "default");
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -44,8 +46,10 @@ export default ((() => {
     return class {
         static {
             __setFunctionName(this, "default");
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.9.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.9.js
index 166c601801c7d..2be959f660ce6 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.9.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.9.js
@@ -20,8 +20,10 @@ module.exports = (() => {
     var class_1 = class {
         static {
             __setFunctionName(this, "");
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -35,8 +37,10 @@ module.exports = (() => {
     let _y_initializers = [];
     return class {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
     };
diff --git a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2015).js b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2015).js
index cc1200fad22b6..bd351874c7ea6 100644
--- a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2015).js
@@ -75,20 +75,22 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
         _method_decorators = [dec];
         _set_x_decorators = [dec];
         _y_decorators = [dec];
         _static_method_decorators = [dec];
         _static_set_x_decorators = [dec];
         _static_y_decorators = [dec];
-        __esDecorate(_classThis, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
-        __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _static_y_initializers, _staticExtraInitializers);
-        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        __esDecorate(_classThis, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers);
+        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _staticExtraInitializers);
     })();
     _classThis.y = __runInitializers(_classThis, _static_y_initializers, void 0);
@@ -123,20 +125,22 @@ let C = (() => {
         },
         __setFunctionName(_classThis_1, "C"),
         (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _method_decorators = [dec];
             _set_x_decorators = [dec];
             _y_decorators = [dec];
             _static_method_decorators = [dec];
             _static_set_x_decorators = [dec];
             _static_y_decorators = [dec];
-            __esDecorate(_classThis_1, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _staticExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _staticExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers_1);
-            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _static_y_initializers, _staticExtraInitializers_1);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_1);
-            __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name }, null, _classExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers_1);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
+            __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
             C = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_1, _staticExtraInitializers_1);
         })(),
         _classThis_1.y = __runInitializers(_classThis_1, _static_y_initializers, void 0),
diff --git a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2022).js b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2022).js
index fec2864b5b771..4cbb1774157de 100644
--- a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2022).js
@@ -66,20 +66,22 @@ let C = (() => {
     let _y_initializers = [];
     var C = class {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _method_decorators = [dec];
             _set_x_decorators = [dec];
             _y_decorators = [dec];
             _static_method_decorators = [dec];
             _static_set_x_decorators = [dec];
             _static_y_decorators = [dec];
-            __esDecorate(this, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers);
-            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _static_y_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, null, _classExtraInitializers);
+            __esDecorate(this, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis, _staticExtraInitializers);
         }
         constructor(x) { }
@@ -112,20 +114,22 @@ let C = (() => {
     let _y_initializers = [];
     var C = class {
         static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _method_decorators = [dec];
             _set_x_decorators = [dec];
             _y_decorators = [dec];
             _static_method_decorators = [dec];
             _static_set_x_decorators = [dec];
             _static_y_decorators = [dec];
-            __esDecorate(this, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _staticExtraInitializers_1);
-            __esDecorate(this, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _staticExtraInitializers_1);
-            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method } }, null, _instanceExtraInitializers_1);
-            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } } }, null, _instanceExtraInitializers_1);
-            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _static_y_initializers, _staticExtraInitializers_1);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_1);
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name }, null, _classExtraInitializers_1);
+            __esDecorate(this, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(this, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers_1);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
             C = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_1, _staticExtraInitializers_1);
         }
         constructor(x) { }
diff --git a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es5).js b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es5).js
index 7ee7ed280e21a..dff88d7bb542f 100644
--- a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es5).js
+++ b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es5).js
@@ -85,20 +85,22 @@ var C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
+        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
         _method_decorators = [dec];
         _set_x_decorators = [dec];
         _y_decorators = [dec];
         _static_method_decorators = [dec];
         _static_set_x_decorators = [dec];
         _static_y_decorators = [dec];
-        __esDecorate(_classThis, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } } }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } } }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } } }, null, _instanceExtraInitializers);
-        __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } } }, _static_y_initializers, _staticExtraInitializers);
-        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        __esDecorate(_classThis, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers);
+        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _staticExtraInitializers);
     })();
     _classThis.y = __runInitializers(_classThis, _static_y_initializers, void 0);
@@ -142,20 +144,22 @@ var C = function () {
         }()),
         __setFunctionName(_classThis_1, "C"),
         (function () {
+            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
             _method_decorators = [dec];
             _set_x_decorators = [dec];
             _y_decorators = [dec];
             _static_method_decorators = [dec];
             _static_set_x_decorators = [dec];
             _static_y_decorators = [dec];
-            __esDecorate(_classThis_1, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } } }, null, _staticExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } } }, null, _staticExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } } }, null, _instanceExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } } }, null, _instanceExtraInitializers_1);
-            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } } }, _static_y_initializers, _staticExtraInitializers_1);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } } }, _y_initializers, _instanceExtraInitializers_1);
-            __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name }, null, _classExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers_1);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
+            __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
             C = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
             __runInitializers(_classThis_1, _staticExtraInitializers_1);
         })(),
         _classThis_1.y = __runInitializers(_classThis_1, _static_y_initializers, void 0),
diff --git a/tests/baselines/reference/esDecoratorsMetadata1(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata1(target=es2015).js
new file mode 100644
index 0000000000000..416decc4dafef
--- /dev/null
+++ b/tests/baselines/reference/esDecoratorsMetadata1(target=es2015).js
@@ -0,0 +1,94 @@
+//// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts] ////
+
+//// [foo.ts]
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+function meta(key: string, value: string) {
+    return (_, context) => {
+        context.metadata[key] = value;
+    };
+}
+
+@meta('a', 'x')
+class C {
+    @meta('b', 'y')
+    m() { }
+}
+
+C[Symbol.metadata].a; // 'x'
+C[Symbol.metadata].b; // 'y'
+
+
+//// [foo.js]
+var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
+    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
+    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
+    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
+    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
+    var _, done = false;
+    for (var i = decorators.length - 1; i >= 0; i--) {
+        var context = {};
+        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
+        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
+        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
+        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
+        if (kind === "accessor") {
+            if (result === void 0) continue;
+            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
+            if (_ = accept(result.get)) descriptor.get = _;
+            if (_ = accept(result.set)) descriptor.set = _;
+            if (_ = accept(result.init)) initializers.unshift(_);
+        }
+        else if (_ = accept(result)) {
+            if (kind === "field") initializers.unshift(_);
+            else descriptor[key] = _;
+        }
+    }
+    if (target) Object.defineProperty(target, contextIn.name, descriptor);
+    done = true;
+};
+var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
+    var useValue = arguments.length > 2;
+    for (var i = 0; i < initializers.length; i++) {
+        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
+    }
+    return useValue ? value : void 0;
+};
+var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
+    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
+    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
+};
+function meta(key, value) {
+    return (_, context) => {
+        context.metadata[key] = value;
+    };
+}
+let C = (() => {
+    let _classDecorators = [meta('a', 'x')];
+    let _classDescriptor;
+    let _classExtraInitializers = [];
+    let _classThis;
+    let _instanceExtraInitializers = [];
+    let _m_decorators;
+    var C = _classThis = class {
+        m() { }
+        constructor() {
+            __runInitializers(this, _instanceExtraInitializers);
+        }
+    };
+    __setFunctionName(_classThis, "C");
+    (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        _m_decorators = [meta('b', 'y')];
+        __esDecorate(_classThis, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        __runInitializers(_classThis, _classExtraInitializers);
+    })();
+    return C = _classThis;
+})();
+C[Symbol.metadata].a; // 'x'
+C[Symbol.metadata].b; // 'y'
diff --git a/tests/baselines/reference/esDecoratorsMetadata1(target=es2022).js b/tests/baselines/reference/esDecoratorsMetadata1(target=es2022).js
new file mode 100644
index 0000000000000..30584eb25a430
--- /dev/null
+++ b/tests/baselines/reference/esDecoratorsMetadata1(target=es2022).js
@@ -0,0 +1,89 @@
+//// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts] ////
+
+//// [foo.ts]
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+function meta(key: string, value: string) {
+    return (_, context) => {
+        context.metadata[key] = value;
+    };
+}
+
+@meta('a', 'x')
+class C {
+    @meta('b', 'y')
+    m() { }
+}
+
+C[Symbol.metadata].a; // 'x'
+C[Symbol.metadata].b; // 'y'
+
+
+//// [foo.js]
+var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
+    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
+    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
+    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
+    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
+    var _, done = false;
+    for (var i = decorators.length - 1; i >= 0; i--) {
+        var context = {};
+        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
+        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
+        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
+        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
+        if (kind === "accessor") {
+            if (result === void 0) continue;
+            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
+            if (_ = accept(result.get)) descriptor.get = _;
+            if (_ = accept(result.set)) descriptor.set = _;
+            if (_ = accept(result.init)) initializers.unshift(_);
+        }
+        else if (_ = accept(result)) {
+            if (kind === "field") initializers.unshift(_);
+            else descriptor[key] = _;
+        }
+    }
+    if (target) Object.defineProperty(target, contextIn.name, descriptor);
+    done = true;
+};
+var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
+    var useValue = arguments.length > 2;
+    for (var i = 0; i < initializers.length; i++) {
+        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
+    }
+    return useValue ? value : void 0;
+};
+function meta(key, value) {
+    return (_, context) => {
+        context.metadata[key] = value;
+    };
+}
+let C = (() => {
+    let _classDecorators = [meta('a', 'x')];
+    let _classDescriptor;
+    let _classExtraInitializers = [];
+    let _classThis;
+    let _instanceExtraInitializers = [];
+    let _m_decorators;
+    var C = class {
+        static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            _m_decorators = [meta('b', 'y')];
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __runInitializers(_classThis, _classExtraInitializers);
+        }
+        m() { }
+        constructor() {
+            __runInitializers(this, _instanceExtraInitializers);
+        }
+    };
+    return C = _classThis;
+})();
+C[Symbol.metadata].a; // 'x'
+C[Symbol.metadata].b; // 'y'
diff --git a/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
new file mode 100644
index 0000000000000..7c379259cec06
--- /dev/null
+++ b/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
@@ -0,0 +1,123 @@
+//// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts] ////
+
+//// [foo.ts]
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+function meta(key: string, value: string) {
+    return (_, context) => {
+        context.metadata[key] = value;
+    };
+}
+
+@meta('a', 'x')
+class C {
+    @meta('b', 'y')
+    m() {}
+}
+
+C[Symbol.metadata].a; // 'x'
+C[Symbol.metadata].b; // 'y'
+
+class D extends C {
+    @meta('b', 'z')
+    m() {}
+}
+
+D[Symbol.metadata].a; // 'x'
+D[Symbol.metadata].b; // 'z'
+
+
+//// [foo.js]
+var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
+    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
+    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
+    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
+    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
+    var _, done = false;
+    for (var i = decorators.length - 1; i >= 0; i--) {
+        var context = {};
+        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
+        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
+        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
+        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
+        if (kind === "accessor") {
+            if (result === void 0) continue;
+            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
+            if (_ = accept(result.get)) descriptor.get = _;
+            if (_ = accept(result.set)) descriptor.set = _;
+            if (_ = accept(result.init)) initializers.unshift(_);
+        }
+        else if (_ = accept(result)) {
+            if (kind === "field") initializers.unshift(_);
+            else descriptor[key] = _;
+        }
+    }
+    if (target) Object.defineProperty(target, contextIn.name, descriptor);
+    done = true;
+};
+var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
+    var useValue = arguments.length > 2;
+    for (var i = 0; i < initializers.length; i++) {
+        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
+    }
+    return useValue ? value : void 0;
+};
+var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
+    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
+    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
+};
+function meta(key, value) {
+    return (_, context) => {
+        context.metadata[key] = value;
+    };
+}
+let C = (() => {
+    let _classDecorators = [meta('a', 'x')];
+    let _classDescriptor;
+    let _classExtraInitializers = [];
+    let _classThis;
+    let _instanceExtraInitializers = [];
+    let _m_decorators;
+    var C = _classThis = class {
+        m() { }
+        constructor() {
+            __runInitializers(this, _instanceExtraInitializers);
+        }
+    };
+    __setFunctionName(_classThis, "C");
+    (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        _m_decorators = [meta('b', 'y')];
+        __esDecorate(_classThis, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        __runInitializers(_classThis, _classExtraInitializers);
+    })();
+    return C = _classThis;
+})();
+C[Symbol.metadata].a; // 'x'
+C[Symbol.metadata].b; // 'y'
+let D = (() => {
+    var _a;
+    let _instanceExtraInitializers_1 = [];
+    let _m_decorators;
+    return _a = class D extends C {
+            m() { }
+            constructor() {
+                super(...arguments);
+                __runInitializers(this, _instanceExtraInitializers_1);
+            }
+        },
+        (() => {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_a[Symbol.metadata]) : undefined;
+            _m_decorators = [meta('b', 'z')];
+            __esDecorate(_a, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers_1);
+            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        })(),
+        _a;
+})();
+D[Symbol.metadata].a; // 'x'
+D[Symbol.metadata].b; // 'z'
diff --git a/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js b/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js
new file mode 100644
index 0000000000000..ed96be3e99444
--- /dev/null
+++ b/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js
@@ -0,0 +1,116 @@
+//// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts] ////
+
+//// [foo.ts]
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+function meta(key: string, value: string) {
+    return (_, context) => {
+        context.metadata[key] = value;
+    };
+}
+
+@meta('a', 'x')
+class C {
+    @meta('b', 'y')
+    m() {}
+}
+
+C[Symbol.metadata].a; // 'x'
+C[Symbol.metadata].b; // 'y'
+
+class D extends C {
+    @meta('b', 'z')
+    m() {}
+}
+
+D[Symbol.metadata].a; // 'x'
+D[Symbol.metadata].b; // 'z'
+
+
+//// [foo.js]
+var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
+    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
+    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
+    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
+    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
+    var _, done = false;
+    for (var i = decorators.length - 1; i >= 0; i--) {
+        var context = {};
+        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
+        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
+        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
+        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
+        if (kind === "accessor") {
+            if (result === void 0) continue;
+            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
+            if (_ = accept(result.get)) descriptor.get = _;
+            if (_ = accept(result.set)) descriptor.set = _;
+            if (_ = accept(result.init)) initializers.unshift(_);
+        }
+        else if (_ = accept(result)) {
+            if (kind === "field") initializers.unshift(_);
+            else descriptor[key] = _;
+        }
+    }
+    if (target) Object.defineProperty(target, contextIn.name, descriptor);
+    done = true;
+};
+var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
+    var useValue = arguments.length > 2;
+    for (var i = 0; i < initializers.length; i++) {
+        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
+    }
+    return useValue ? value : void 0;
+};
+function meta(key, value) {
+    return (_, context) => {
+        context.metadata[key] = value;
+    };
+}
+let C = (() => {
+    let _classDecorators = [meta('a', 'x')];
+    let _classDescriptor;
+    let _classExtraInitializers = [];
+    let _classThis;
+    let _instanceExtraInitializers = [];
+    let _m_decorators;
+    var C = class {
+        static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            _m_decorators = [meta('b', 'y')];
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __runInitializers(_classThis, _classExtraInitializers);
+        }
+        m() { }
+        constructor() {
+            __runInitializers(this, _instanceExtraInitializers);
+        }
+    };
+    return C = _classThis;
+})();
+C[Symbol.metadata].a; // 'x'
+C[Symbol.metadata].b; // 'y'
+let D = (() => {
+    let _instanceExtraInitializers_1 = [];
+    let _m_decorators;
+    return class D extends C {
+        static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            _m_decorators = [meta('b', 'z')];
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers_1);
+            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        }
+        m() { }
+        constructor() {
+            super(...arguments);
+            __runInitializers(this, _instanceExtraInitializers_1);
+        }
+    };
+})();
+D[Symbol.metadata].a; // 'x'
+D[Symbol.metadata].b; // 'z'
diff --git a/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js
new file mode 100644
index 0000000000000..3caeb5d7debb6
--- /dev/null
+++ b/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js
@@ -0,0 +1,106 @@
+//// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts] ////
+
+//// [foo.ts]
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+function appendMeta(key: string, value: string) {
+    return (_, context) => {
+        const existing = context.metadata[key] ?? [];
+        context.metadata[key] = [...existing, value];
+    };
+}
+
+@appendMeta('a', 'x')
+class C { }
+
+@appendMeta('a', 'z')
+class D extends C { }
+
+C[Symbol.metadata].a; // ['x']
+D[Symbol.metadata].a; // ['x', 'z']
+
+
+//// [foo.js]
+var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
+    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
+    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
+    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
+    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
+    var _, done = false;
+    for (var i = decorators.length - 1; i >= 0; i--) {
+        var context = {};
+        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
+        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
+        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
+        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
+        if (kind === "accessor") {
+            if (result === void 0) continue;
+            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
+            if (_ = accept(result.get)) descriptor.get = _;
+            if (_ = accept(result.set)) descriptor.set = _;
+            if (_ = accept(result.init)) initializers.unshift(_);
+        }
+        else if (_ = accept(result)) {
+            if (kind === "field") initializers.unshift(_);
+            else descriptor[key] = _;
+        }
+    }
+    if (target) Object.defineProperty(target, contextIn.name, descriptor);
+    done = true;
+};
+var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
+    var useValue = arguments.length > 2;
+    for (var i = 0; i < initializers.length; i++) {
+        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
+    }
+    return useValue ? value : void 0;
+};
+var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
+    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
+    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
+};
+function appendMeta(key, value) {
+    return (_, context) => {
+        var _a;
+        const existing = (_a = context.metadata[key]) !== null && _a !== void 0 ? _a : [];
+        context.metadata[key] = [...existing, value];
+    };
+}
+let C = (() => {
+    let _classDecorators = [appendMeta('a', 'x')];
+    let _classDescriptor;
+    let _classExtraInitializers = [];
+    let _classThis;
+    var C = _classThis = class {
+    };
+    __setFunctionName(_classThis, "C");
+    (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        __runInitializers(_classThis, _classExtraInitializers);
+    })();
+    return C = _classThis;
+})();
+let D = (() => {
+    let _classDecorators_1 = [appendMeta('a', 'z')];
+    let _classDescriptor_1;
+    let _classExtraInitializers_1 = [];
+    let _classThis_1;
+    var D = _classThis_1 = class extends C {
+    };
+    __setFunctionName(_classThis_1, "D");
+    (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classThis_1[Symbol.metadata]) : undefined;
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
+        D = _classThis_1 = _classDescriptor_1.value;
+        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        __runInitializers(_classThis_1, _classExtraInitializers_1);
+    })();
+    return D = _classThis_1;
+})();
+C[Symbol.metadata].a; // ['x']
+D[Symbol.metadata].a; // ['x', 'z']
diff --git a/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js b/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js
new file mode 100644
index 0000000000000..5c2aa27dd6928
--- /dev/null
+++ b/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js
@@ -0,0 +1,99 @@
+//// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts] ////
+
+//// [foo.ts]
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+function appendMeta(key: string, value: string) {
+    return (_, context) => {
+        const existing = context.metadata[key] ?? [];
+        context.metadata[key] = [...existing, value];
+    };
+}
+
+@appendMeta('a', 'x')
+class C { }
+
+@appendMeta('a', 'z')
+class D extends C { }
+
+C[Symbol.metadata].a; // ['x']
+D[Symbol.metadata].a; // ['x', 'z']
+
+
+//// [foo.js]
+var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
+    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
+    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
+    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
+    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
+    var _, done = false;
+    for (var i = decorators.length - 1; i >= 0; i--) {
+        var context = {};
+        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
+        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
+        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
+        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
+        if (kind === "accessor") {
+            if (result === void 0) continue;
+            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
+            if (_ = accept(result.get)) descriptor.get = _;
+            if (_ = accept(result.set)) descriptor.set = _;
+            if (_ = accept(result.init)) initializers.unshift(_);
+        }
+        else if (_ = accept(result)) {
+            if (kind === "field") initializers.unshift(_);
+            else descriptor[key] = _;
+        }
+    }
+    if (target) Object.defineProperty(target, contextIn.name, descriptor);
+    done = true;
+};
+var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
+    var useValue = arguments.length > 2;
+    for (var i = 0; i < initializers.length; i++) {
+        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
+    }
+    return useValue ? value : void 0;
+};
+function appendMeta(key, value) {
+    return (_, context) => {
+        const existing = context.metadata[key] ?? [];
+        context.metadata[key] = [...existing, value];
+    };
+}
+let C = (() => {
+    let _classDecorators = [appendMeta('a', 'x')];
+    let _classDescriptor;
+    let _classExtraInitializers = [];
+    let _classThis;
+    var C = class {
+        static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __runInitializers(_classThis, _classExtraInitializers);
+        }
+    };
+    return C = _classThis;
+})();
+let D = (() => {
+    let _classDecorators_1 = [appendMeta('a', 'z')];
+    let _classDescriptor_1;
+    let _classExtraInitializers_1 = [];
+    let _classThis_1;
+    var D = class extends C {
+        static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            D = _classThis_1 = _classDescriptor_1.value;
+            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __runInitializers(_classThis_1, _classExtraInitializers_1);
+        }
+    };
+    return D = _classThis_1;
+})();
+C[Symbol.metadata].a; // ['x']
+D[Symbol.metadata].a; // ['x', 'z']
diff --git a/tests/baselines/reference/esDecoratorsMetadata4(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata4(target=es2015).js
new file mode 100644
index 0000000000000..1f533009eb46c
--- /dev/null
+++ b/tests/baselines/reference/esDecoratorsMetadata4(target=es2015).js
@@ -0,0 +1,109 @@
+//// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts] ////
+
+//// [foo.ts]
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+const PRIVATE_METADATA = new WeakMap();
+
+function meta(key: string, value: string) {
+    return (_, context) => {
+        let metadata = PRIVATE_METADATA.get(context.metadata);
+
+        if (!metadata) {
+            metadata = {};
+            PRIVATE_METADATA.set(context.metadata, metadata);
+        }
+
+        metadata[key] = value;
+    };
+}
+
+@meta('a', 'x')
+class C {
+    @meta('b', 'y')
+    m() { }
+}
+
+PRIVATE_METADATA.get(C[Symbol.metadata]).a; // 'x'
+PRIVATE_METADATA.get(C[Symbol.metadata]).b; // 'y'
+
+
+//// [foo.js]
+var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
+    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
+    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
+    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
+    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
+    var _, done = false;
+    for (var i = decorators.length - 1; i >= 0; i--) {
+        var context = {};
+        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
+        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
+        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
+        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
+        if (kind === "accessor") {
+            if (result === void 0) continue;
+            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
+            if (_ = accept(result.get)) descriptor.get = _;
+            if (_ = accept(result.set)) descriptor.set = _;
+            if (_ = accept(result.init)) initializers.unshift(_);
+        }
+        else if (_ = accept(result)) {
+            if (kind === "field") initializers.unshift(_);
+            else descriptor[key] = _;
+        }
+    }
+    if (target) Object.defineProperty(target, contextIn.name, descriptor);
+    done = true;
+};
+var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
+    var useValue = arguments.length > 2;
+    for (var i = 0; i < initializers.length; i++) {
+        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
+    }
+    return useValue ? value : void 0;
+};
+var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
+    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
+    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
+};
+const PRIVATE_METADATA = new WeakMap();
+function meta(key, value) {
+    return (_, context) => {
+        let metadata = PRIVATE_METADATA.get(context.metadata);
+        if (!metadata) {
+            metadata = {};
+            PRIVATE_METADATA.set(context.metadata, metadata);
+        }
+        metadata[key] = value;
+    };
+}
+let C = (() => {
+    let _classDecorators = [meta('a', 'x')];
+    let _classDescriptor;
+    let _classExtraInitializers = [];
+    let _classThis;
+    let _instanceExtraInitializers = [];
+    let _m_decorators;
+    var C = _classThis = class {
+        m() { }
+        constructor() {
+            __runInitializers(this, _instanceExtraInitializers);
+        }
+    };
+    __setFunctionName(_classThis, "C");
+    (() => {
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        _m_decorators = [meta('b', 'y')];
+        __esDecorate(_classThis, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        C = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        __runInitializers(_classThis, _classExtraInitializers);
+    })();
+    return C = _classThis;
+})();
+PRIVATE_METADATA.get(C[Symbol.metadata]).a; // 'x'
+PRIVATE_METADATA.get(C[Symbol.metadata]).b; // 'y'
diff --git a/tests/baselines/reference/esDecoratorsMetadata4(target=es2022).js b/tests/baselines/reference/esDecoratorsMetadata4(target=es2022).js
new file mode 100644
index 0000000000000..9e70c2f7ece58
--- /dev/null
+++ b/tests/baselines/reference/esDecoratorsMetadata4(target=es2022).js
@@ -0,0 +1,104 @@
+//// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts] ////
+
+//// [foo.ts]
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+const PRIVATE_METADATA = new WeakMap();
+
+function meta(key: string, value: string) {
+    return (_, context) => {
+        let metadata = PRIVATE_METADATA.get(context.metadata);
+
+        if (!metadata) {
+            metadata = {};
+            PRIVATE_METADATA.set(context.metadata, metadata);
+        }
+
+        metadata[key] = value;
+    };
+}
+
+@meta('a', 'x')
+class C {
+    @meta('b', 'y')
+    m() { }
+}
+
+PRIVATE_METADATA.get(C[Symbol.metadata]).a; // 'x'
+PRIVATE_METADATA.get(C[Symbol.metadata]).b; // 'y'
+
+
+//// [foo.js]
+var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
+    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
+    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
+    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
+    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
+    var _, done = false;
+    for (var i = decorators.length - 1; i >= 0; i--) {
+        var context = {};
+        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
+        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
+        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
+        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
+        if (kind === "accessor") {
+            if (result === void 0) continue;
+            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
+            if (_ = accept(result.get)) descriptor.get = _;
+            if (_ = accept(result.set)) descriptor.set = _;
+            if (_ = accept(result.init)) initializers.unshift(_);
+        }
+        else if (_ = accept(result)) {
+            if (kind === "field") initializers.unshift(_);
+            else descriptor[key] = _;
+        }
+    }
+    if (target) Object.defineProperty(target, contextIn.name, descriptor);
+    done = true;
+};
+var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
+    var useValue = arguments.length > 2;
+    for (var i = 0; i < initializers.length; i++) {
+        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
+    }
+    return useValue ? value : void 0;
+};
+const PRIVATE_METADATA = new WeakMap();
+function meta(key, value) {
+    return (_, context) => {
+        let metadata = PRIVATE_METADATA.get(context.metadata);
+        if (!metadata) {
+            metadata = {};
+            PRIVATE_METADATA.set(context.metadata, metadata);
+        }
+        metadata[key] = value;
+    };
+}
+let C = (() => {
+    let _classDecorators = [meta('a', 'x')];
+    let _classDescriptor;
+    let _classExtraInitializers = [];
+    let _classThis;
+    let _instanceExtraInitializers = [];
+    let _m_decorators;
+    var C = class {
+        static {
+            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            _m_decorators = [meta('b', 'y')];
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            C = _classThis = _classDescriptor.value;
+            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __runInitializers(_classThis, _classExtraInitializers);
+        }
+        m() { }
+        constructor() {
+            __runInitializers(this, _instanceExtraInitializers);
+        }
+    };
+    return C = _classThis;
+})();
+PRIVATE_METADATA.get(C[Symbol.metadata]).a; // 'x'
+PRIVATE_METADATA.get(C[Symbol.metadata]).b; // 'y'
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js b/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js
index cc323419fa41d..f456523263b11 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js
@@ -128,8 +128,10 @@ export let A = (() => {
     };
     __setFunctionName(_classThis, "A");
     (() => {
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name }, null, _classExtraInitializers);
+        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
         A = _classThis = _classDescriptor.value;
+        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return A = _classThis;
diff --git a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts
new file mode 100644
index 0000000000000..c92124543a8cf
--- /dev/null
+++ b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts
@@ -0,0 +1,22 @@
+// @target: es2022,es2015
+// @noTypesAndSymbols: true
+// @filename: /foo.ts
+
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+function meta(key: string, value: string) {
+    return (_, context) => {
+        context.metadata[key] = value;
+    };
+}
+
+@meta('a', 'x')
+class C {
+    @meta('b', 'y')
+    m() { }
+}
+
+C[Symbol.metadata].a; // 'x'
+C[Symbol.metadata].b; // 'y'
diff --git a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts
new file mode 100644
index 0000000000000..7269d0c1b3991
--- /dev/null
+++ b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts
@@ -0,0 +1,30 @@
+// @target: es2022,es2015
+// @noTypesAndSymbols: true
+// @filename: /foo.ts
+
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+function meta(key: string, value: string) {
+    return (_, context) => {
+        context.metadata[key] = value;
+    };
+}
+
+@meta('a', 'x')
+class C {
+    @meta('b', 'y')
+    m() {}
+}
+
+C[Symbol.metadata].a; // 'x'
+C[Symbol.metadata].b; // 'y'
+
+class D extends C {
+    @meta('b', 'z')
+    m() {}
+}
+
+D[Symbol.metadata].a; // 'x'
+D[Symbol.metadata].b; // 'z'
diff --git a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts
new file mode 100644
index 0000000000000..7e973d4ea08e7
--- /dev/null
+++ b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts
@@ -0,0 +1,23 @@
+// @target: es2022,es2015
+// @noTypesAndSymbols: true
+// @filename: /foo.ts
+
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+function appendMeta(key: string, value: string) {
+    return (_, context) => {
+        const existing = context.metadata[key] ?? [];
+        context.metadata[key] = [...existing, value];
+    };
+}
+
+@appendMeta('a', 'x')
+class C { }
+
+@appendMeta('a', 'z')
+class D extends C { }
+
+C[Symbol.metadata].a; // ['x']
+D[Symbol.metadata].a; // ['x', 'z']
diff --git a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts
new file mode 100644
index 0000000000000..308e392b8f80d
--- /dev/null
+++ b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts
@@ -0,0 +1,31 @@
+// @target: es2022,es2015
+// @noTypesAndSymbols: true
+// @filename: /foo.ts
+
+interface SymbolConstructor {
+    readonly metadata: string;
+}
+
+const PRIVATE_METADATA = new WeakMap();
+
+function meta(key: string, value: string) {
+    return (_, context) => {
+        let metadata = PRIVATE_METADATA.get(context.metadata);
+
+        if (!metadata) {
+            metadata = {};
+            PRIVATE_METADATA.set(context.metadata, metadata);
+        }
+
+        metadata[key] = value;
+    };
+}
+
+@meta('a', 'x')
+class C {
+    @meta('b', 'y')
+    m() { }
+}
+
+PRIVATE_METADATA.get(C[Symbol.metadata]).a; // 'x'
+PRIVATE_METADATA.get(C[Symbol.metadata]).b; // 'y'

From 25b367682d3589da30f980f6a068c915138b385d Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Thu, 22 Jun 2023 00:58:05 +0300
Subject: [PATCH 02/11] use _metadata name for metadata ref. use existing
 factory helpers. add esnext.decorators.d.ts lib

---
 src/compiler/commandLineParser.ts             |   1 +
 src/compiler/factory/emitHelpers.ts           |   9 +-
 src/compiler/transformers/classFields.ts      |   9 +-
 src/compiler/transformers/esDecorators.ts     |  40 +++----
 src/lib/decorators.d.ts                       |   7 ++
 src/lib/esnext.d.ts                           |   1 +
 src/lib/libs.json                             |   1 +
 .../Parse --lib option with extra comma.js    |   2 +-
 ... --lib option with trailing white-space.js |   2 +-
 .../Parse invalid option of library flags.js  |   2 +-
 ...array to compiler-options with json api.js |   2 +-
 ...ompiler-options with jsonSourceFile api.js |   2 +-
 ... libs to compiler-options with json api.js |   2 +-
 ...ompiler-options with jsonSourceFile api.js |   2 +-
 ... libs to compiler-options with json api.js |   2 +-
 ...ompiler-options with jsonSourceFile api.js |   2 +-
 ... libs to compiler-options with json api.js |   2 +-
 ...ompiler-options with jsonSourceFile api.js |   2 +-
 ...tion-accessors-nonStatic(target=es2015).js |  16 +--
 ...tion-accessors-nonStatic(target=es2022).js |  16 +--
 ...aration-accessors-nonStatic(target=es5).js |  16 +--
 ...cessors-nonStaticPrivate(target=es2015).js |   8 +-
 ...cessors-nonStaticPrivate(target=es2022).js |   8 +-
 ...aration-accessors-static(target=es2015).js |  16 +--
 ...aration-accessors-static(target=es2022).js |  16 +--
 ...eclaration-accessors-static(target=es5).js |  16 +--
 ...-accessors-staticPrivate(target=es2015).js |  14 +--
 ...-accessors-staticPrivate(target=es2022).js |  14 +--
 ...ecorators-classDeclaration-classSuper.1.js |   6 +-
 ...ecorators-classDeclaration-classSuper.2.js |  18 +--
 ...ecorators-classDeclaration-classSuper.3.js |   6 +-
 ...ecorators-classDeclaration-classSuper.4.js |   6 +-
 ...ecorators-classDeclaration-classSuper.5.js |  18 +--
 ...ecorators-classDeclaration-classSuper.6.js |   6 +-
 ...ecorators-classDeclaration-classSuper.7.js |  18 +--
 ...ation-classThisReference(target=es2015).js |   6 +-
 ...ation-classThisReference(target=es2022).js |   6 +-
 ...classDeclaration-classThisReference.es5.js |   6 +-
 ...ervation(module=commonjs,target=es2015).js |  50 ++++----
 ...ervation(module=commonjs,target=es2022).js |  50 ++++----
 ...eservation(module=esnext,target=es2015).js |  50 ++++----
 ...eservation(module=esnext,target=es2022).js |  50 ++++----
 ...eclaration-commonjs-classNamespaceMerge.js |   6 +-
 .../esDecorators-classDeclaration-commonjs.js |   6 +-
 ...t=es2015,usedefineforclassfields=false).js |  10 +-
 ...et=es2015,usedefineforclassfields=true).js |  10 +-
 ...t=es2022,usedefineforclassfields=false).js |  10 +-
 ...et=es2022,usedefineforclassfields=true).js |  10 +-
 ...rget=es5,usedefineforclassfields=false).js |  10 +-
 ...arget=es5,usedefineforclassfields=true).js |  10 +-
 ...t=esnext,usedefineforclassfields=false).js |  10 +-
 ...fields-nonStaticAccessor(target=es2015).js |  10 +-
 ...fields-nonStaticAccessor(target=es2022).js |  10 +-
 ...-fields-nonStaticPrivate(target=es2015).js |   6 +-
 ...-fields-nonStaticPrivate(target=es2022).js |   6 +-
 ...nonStaticPrivateAccessor(target=es2015).js |   6 +-
 ...nonStaticPrivateAccessor(target=es2022).js |   6 +-
 ...t=es2015,usedefineforclassfields=false).js |  10 +-
 ...et=es2015,usedefineforclassfields=true).js |  10 +-
 ...t=es2022,usedefineforclassfields=false).js |  10 +-
 ...et=es2022,usedefineforclassfields=true).js |  10 +-
 ...rget=es5,usedefineforclassfields=false).js |  10 +-
 ...arget=es5,usedefineforclassfields=true).js |  10 +-
 ...t=esnext,usedefineforclassfields=false).js |  10 +-
 ...on-fields-staticAccessor(target=es2015).js |  16 +--
 ...on-fields-staticAccessor(target=es2022).js |  16 +--
 ...ion-fields-staticPrivate(target=es2015).js |  12 +-
 ...ion-fields-staticPrivate(target=es2022).js |  12 +-
 ...ds-staticPrivateAccessor(target=es2015).js |  12 +-
 ...ds-staticPrivateAccessor(target=es2022).js |  12 +-
 ...ration-methods-nonStatic(target=es2015).js |  10 +-
 ...ration-methods-nonStatic(target=es2022).js |  10 +-
 ...claration-methods-nonStatic(target=es5).js |  10 +-
 ...methods-nonStaticPrivate(target=es2015).js |   6 +-
 ...methods-nonStaticPrivate(target=es2022).js |   6 +-
 ...claration-methods-static(target=es2015).js |  10 +-
 ...claration-methods-static(target=es2022).js |  10 +-
 ...sDeclaration-methods-static(target=es5).js |  10 +-
 ...on-methods-staticPrivate(target=es2015).js |  12 +-
 ...on-methods-staticPrivate(target=es2022).js |  12 +-
 ...ion-missingEmitHelpers-classDecorator.1.js |   6 +-
 ...ion-missingEmitHelpers-classDecorator.2.js |   6 +-
 ...ion-missingEmitHelpers-classDecorator.3.js |   6 +-
 ...mitHelpers-nonStaticPrivateAutoAccessor.js |   6 +-
 ...issingEmitHelpers-nonStaticPrivateField.js |   6 +-
 ...ssingEmitHelpers-nonStaticPrivateGetter.js |   6 +-
 ...ssingEmitHelpers-nonStaticPrivateMethod.js |   6 +-
 ...ssingEmitHelpers-nonStaticPrivateSetter.js |   6 +-
 ...gEmitHelpers-staticComputedAutoAccessor.js |   6 +-
 ...-missingEmitHelpers-staticComputedField.js |   6 +-
 ...missingEmitHelpers-staticComputedGetter.js |   6 +-
 ...missingEmitHelpers-staticComputedMethod.js |   6 +-
 ...missingEmitHelpers-staticComputedSetter.js |   6 +-
 ...ngEmitHelpers-staticPrivateAutoAccessor.js |   6 +-
 ...n-missingEmitHelpers-staticPrivateField.js |   6 +-
 ...-missingEmitHelpers-staticPrivateGetter.js |   6 +-
 ...-missingEmitHelpers-staticPrivateMethod.js |   6 +-
 ...-missingEmitHelpers-staticPrivateSetter.js |   6 +-
 ...ation-multipleDecorators(target=es2015).js |   6 +-
 ...ation-multipleDecorators(target=es2022).js |   6 +-
 ...laration-multipleDecorators(target=es5).js |   6 +-
 ...ation-outerThisReference(target=es2015).js |  24 ++--
 ...ation-outerThisReference(target=es2021).js |  24 ++--
 ...ation-outerThisReference(target=es2022).js |  24 ++--
 ...t=es2015,usedefineforclassfields=false).js |   6 +-
 ...et=es2015,usedefineforclassfields=true).js |   6 +-
 ...t=es2022,usedefineforclassfields=false).js |   6 +-
 ...et=es2022,usedefineforclassfields=true).js |   6 +-
 ...rget=es5,usedefineforclassfields=false).js |   6 +-
 ...arget=es5,usedefineforclassfields=true).js |   6 +-
 ...t=esnext,usedefineforclassfields=false).js |   6 +-
 ...laration-setFunctionName(target=es2015).js |  18 +--
 ...laration-setFunctionName(target=es2022).js |  18 +--
 ...Declaration-setFunctionName(target=es5).js |  18 +--
 ...ion-simpleTransformation(target=es2015).js |   6 +-
 ...ion-simpleTransformation(target=es2022).js |   6 +-
 ...ration-simpleTransformation(target=es5).js |   6 +-
 ...assDeclaration-sourceMap(target=es2015).js |  26 ++---
 ...eclaration-sourceMap(target=es2015).js.map |   4 +-
 ...ion-sourceMap(target=es2015).sourcemap.txt |  82 ++++++-------
 ...assDeclaration-sourceMap(target=es2022).js |  26 ++---
 ...eclaration-sourceMap(target=es2022).js.map |   4 +-
 ...ion-sourceMap(target=es2022).sourcemap.txt |  82 ++++++-------
 ...Decorators-classExpression-classSuper.1.js |   6 +-
 ...Decorators-classExpression-classSuper.2.js |  18 +--
 ...Decorators-classExpression-classSuper.3.js |   6 +-
 ...Decorators-classExpression-classSuper.4.js |   6 +-
 ...Decorators-classExpression-classSuper.5.js |  18 +--
 ...Decorators-classExpression-classSuper.6.js |   6 +-
 ...sion-commentPreservation(target=es2015).js |  26 ++---
 ...sion-commentPreservation(target=es2022).js |  26 ++---
 ...ion-missingEmitHelpers-classDecorator.1.js |   6 +-
 ...on-missingEmitHelpers-classDecorator.10.js |   6 +-
 ...on-missingEmitHelpers-classDecorator.11.js |   6 +-
 ...on-missingEmitHelpers-classDecorator.12.js |   6 +-
 ...on-missingEmitHelpers-classDecorator.13.js |   6 +-
 ...on-missingEmitHelpers-classDecorator.14.js |   6 +-
 ...on-missingEmitHelpers-classDecorator.15.js |   6 +-
 ...on-missingEmitHelpers-classDecorator.16.js |   6 +-
 ...on-missingEmitHelpers-classDecorator.17.js |   6 +-
 ...ion-missingEmitHelpers-classDecorator.2.js |   6 +-
 ...ion-missingEmitHelpers-classDecorator.3.js |   6 +-
 ...ion-missingEmitHelpers-classDecorator.4.js |   6 +-
 ...ion-missingEmitHelpers-classDecorator.5.js |   6 +-
 ...ion-missingEmitHelpers-classDecorator.6.js |   6 +-
 ...ion-missingEmitHelpers-classDecorator.7.js |   6 +-
 ...ion-missingEmitHelpers-classDecorator.8.js |   6 +-
 ...ion-missingEmitHelpers-classDecorator.9.js |   6 +-
 ...ators-classExpression-namedEvaluation.1.js |  48 ++++----
 ...tors-classExpression-namedEvaluation.10.js | 108 +++++++++---------
 ...tors-classExpression-namedEvaluation.11.js |  24 ++--
 ...ators-classExpression-namedEvaluation.2.js |  90 +++++++--------
 ...ators-classExpression-namedEvaluation.3.js |  36 +++---
 ...ators-classExpression-namedEvaluation.4.js |  36 +++---
 ...ators-classExpression-namedEvaluation.5.js |  12 +-
 ...ators-classExpression-namedEvaluation.6.js |  12 +-
 ...ators-classExpression-namedEvaluation.7.js |  12 +-
 ...ators-classExpression-namedEvaluation.8.js |  12 +-
 ...ators-classExpression-namedEvaluation.9.js |  12 +-
 ...rs-emitDecoratorMetadata(target=es2015).js |  36 +++---
 ...rs-emitDecoratorMetadata(target=es2022).js |  36 +++---
 ...ators-emitDecoratorMetadata(target=es5).js |  36 +++---
 .../esDecoratorsMetadata1(target=es2015).js   |  12 +-
 .../esDecoratorsMetadata1(target=es2022).js   |  12 +-
 .../esDecoratorsMetadata2(target=es2015).js   |  22 ++--
 .../esDecoratorsMetadata2(target=es2022).js   |  18 ++-
 .../esDecoratorsMetadata3(target=es2015).js   |  25 ++--
 .../esDecoratorsMetadata3(target=es2022).js   |  22 ++--
 .../esDecoratorsMetadata4(target=es2015).js   |  12 +-
 .../esDecoratorsMetadata4(target=es2022).js   |  12 +-
 ...does-not-add-color-when-NO_COLOR-is-set.js |   2 +-
 ...-when-host-can't-provide-terminal-width.js |   2 +-
 ...tatus.DiagnosticsPresent_OutputsSkipped.js |   2 +-
 ...tes-diagnostics-and-emit-for-decorators.js |   6 +-
 .../telemetry/does-not-expose-paths.js        |   2 +-
 ...typeOfThisInStaticMembers10(target=es6).js |  20 ++--
 ...typeOfThisInStaticMembers11(target=es6).js |  20 ++--
 .../typesVersions.ambientModules.trace.json   |  12 ++
 .../typesVersions.emptyTypes.trace.json       |  13 +++
 .../typesVersions.justIndex.trace.json        |  13 +++
 .../typesVersions.multiFile.trace.json        |  12 ++
 ...VersionsDeclarationEmit.ambient.trace.json |  12 ++
 ...rsionsDeclarationEmit.multiFile.trace.json |  12 ++
 ...it.multiFileBackReferenceToSelf.trace.json |  12 ++
 ...ultiFileBackReferenceToUnmapped.trace.json |  12 ++
 .../metadata/esDecoratorsMetadata1.ts         |   5 +-
 .../metadata/esDecoratorsMetadata2.ts         |   5 +-
 .../metadata/esDecoratorsMetadata3.ts         |  11 +-
 .../metadata/esDecoratorsMetadata4.ts         |   5 +-
 189 files changed, 1264 insertions(+), 1207 deletions(-)

diff --git a/src/compiler/commandLineParser.ts b/src/compiler/commandLineParser.ts
index 408fa99683a0a..55a4fed4a8dee 100644
--- a/src/compiler/commandLineParser.ts
+++ b/src/compiler/commandLineParser.ts
@@ -222,6 +222,7 @@ const libEntries: [string, string][] = [
     ["esnext.string", "lib.es2022.string.d.ts"],
     ["esnext.promise", "lib.es2021.promise.d.ts"],
     ["esnext.weakref", "lib.es2021.weakref.d.ts"],
+    ["esnext.decorators", "lib.esnext.decorators.d.ts"],
     ["decorators", "lib.decorators.d.ts"],
     ["decorators.legacy", "lib.decorators.legacy.d.ts"],
 ];
diff --git a/src/compiler/factory/emitHelpers.ts b/src/compiler/factory/emitHelpers.ts
index 503f94e8077d4..a54353b0f1143 100644
--- a/src/compiler/factory/emitHelpers.ts
+++ b/src/compiler/factory/emitHelpers.ts
@@ -60,7 +60,7 @@ export interface ESDecorateClassContext {
      */
     name: Expression;
 
-    metadata?: Expression;
+    metadata: Expression;
 }
 
 /**
@@ -77,7 +77,7 @@ export interface ESDecorateClassElementContext {
     static: boolean;
     private: boolean;
     access: ESDecorateClassElementAccess;
-    metadata?: Expression;
+    metadata: Expression;
 }
 
 /** @internal */
@@ -251,9 +251,9 @@ export function createEmitHelperFactory(context: TransformationContext): EmitHel
         const properties = [
             factory.createPropertyAssignment(factory.createIdentifier("kind"), factory.createStringLiteral("class")),
             factory.createPropertyAssignment(factory.createIdentifier("name"), contextIn.name),
+            factory.createPropertyAssignment(factory.createIdentifier("metadata"), contextIn.metadata),
         ];
 
-        if (contextIn.metadata) properties.push(factory.createPropertyAssignment(factory.createIdentifier("metadata"), contextIn.metadata));
         return factory.createObjectLiteralExpression(properties);
     }
 
@@ -355,9 +355,8 @@ export function createEmitHelperFactory(context: TransformationContext): EmitHel
             factory.createPropertyAssignment(factory.createIdentifier("static"), contextIn.static ? factory.createTrue() : factory.createFalse()),
             factory.createPropertyAssignment(factory.createIdentifier("private"), contextIn.private ? factory.createTrue() : factory.createFalse()),
             factory.createPropertyAssignment(factory.createIdentifier("access"), createESDecorateClassElementAccessObject(contextIn.name, contextIn.access)),
+            factory.createPropertyAssignment(factory.createIdentifier("metadata"), contextIn.metadata),
         ];
-
-        if (contextIn.metadata) properties.push(factory.createPropertyAssignment(factory.createIdentifier("metadata"), contextIn.metadata));
         return factory.createObjectLiteralExpression(properties);
     }
 
diff --git a/src/compiler/transformers/classFields.ts b/src/compiler/transformers/classFields.ts
index f038aa3d37a27..dfcb8a31fe5ce 100644
--- a/src/compiler/transformers/classFields.ts
+++ b/src/compiler/transformers/classFields.ts
@@ -1194,7 +1194,7 @@ export function transformClassFields(context: TransformationContext): (x: Source
             isStaticPropertyDeclarationOrClassStaticBlock(currentClassElement) &&
             lexicalEnvironment?.data) {
             const { classConstructor, superClassReference, facts } = lexicalEnvironment.data;
-            if (facts & ClassFacts.ClassWasDecorated) {
+            if (facts & ClassFacts.ClassWasDecorated && superClassReference === undefined && classConstructor === undefined) {
                 return visitInvalidSuperProperty(node);
             }
             if (classConstructor && superClassReference) {
@@ -1219,10 +1219,9 @@ export function transformClassFields(context: TransformationContext): (x: Source
             isStaticPropertyDeclarationOrClassStaticBlock(currentClassElement) &&
             lexicalEnvironment?.data) {
             const { classConstructor, superClassReference, facts } = lexicalEnvironment.data;
-            if (facts & ClassFacts.ClassWasDecorated) {
+            if (facts & ClassFacts.ClassWasDecorated && superClassReference === undefined && classConstructor === undefined) {
                 return visitInvalidSuperProperty(node);
             }
-
             if (classConstructor && superClassReference) {
                 // converts `super[x]` into `Reflect.get(_baseTemp, x, _classTemp)`
                 const superProperty = factory.createReflectGetCall(
@@ -1746,7 +1745,7 @@ export function transformClassFields(context: TransformationContext): (x: Source
 
     function getClassFacts(node: ClassLikeDeclaration) {
         let facts = ClassFacts.None;
-        const original = getOriginalNode(node);
+        const original = getOriginalNode(node) as ClassLikeDeclaration;
         if (isClassDeclaration(original) && classOrConstructorParameterIsDecorated(legacyDecorators, original)) {
             facts |= ClassFacts.ClassWasDecorated;
         }
@@ -1769,7 +1768,7 @@ export function transformClassFields(context: TransformationContext): (x: Source
                         }
                     }
                     if (shouldTransformSuperInStaticInitializers && member.transformFlags & TransformFlags.ContainsLexicalSuper) {
-                        if (!(facts & ClassFacts.ClassWasDecorated)) {
+                        if (!(facts & ClassFacts.ClassWasDecorated) || original.heritageClauses) {
                             facts |= ClassFacts.NeedsClassConstructorReference | ClassFacts.NeedsClassSuperReference;
                         }
                     }
diff --git a/src/compiler/transformers/esDecorators.ts b/src/compiler/transformers/esDecorators.ts
index c2c501bf3bf6f..cf4e41a393137 100644
--- a/src/compiler/transformers/esDecorators.ts
+++ b/src/compiler/transformers/esDecorators.ts
@@ -220,7 +220,7 @@ interface ClassInfo {
     classExtraInitializersName?: Identifier; // used in step 13
     classThis?: Identifier; // `_classThis`, if needed.
     classSuper?: Identifier; // `_classSuper`, if needed.
-    metadataReference?: Identifier;
+    metadataReference: Identifier;
 
     memberInfos?: Map<ClassElement, MemberInfo>; // used in step 4.a, 12, and construction
 
@@ -572,6 +572,7 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
     }
 
     function createClassInfo(node: ClassLikeDeclaration): ClassInfo {
+        const metadataReference = factory.createUniqueName("_metadata", GeneratedIdentifierFlags.Optimistic | GeneratedIdentifierFlags.FileLevel);
         let instanceExtraInitializersName: Identifier | undefined;
         let staticExtraInitializersName: Identifier | undefined;
         let hasStaticInitializers = false;
@@ -618,6 +619,7 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
 
         return {
             class: node,
+            metadataReference,
             instanceExtraInitializersName,
             staticExtraInitializersName,
             hasStaticInitializers,
@@ -729,7 +731,6 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
         // NOTE: If there are no constructors, but there are instance initializers, a synthetic constructor is added.
         enterClass(classInfo);
 
-        classInfo.metadataReference = factory.createIdentifier("metadata");
         leadingBlockStatements = append(leadingBlockStatements, createMetadata(classInfo.metadataReference, !!heritageClauses));
 
         let members = visitNodes(node.members, classElementVisitor, isClassElement);
@@ -2347,42 +2348,29 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
             /*exclamationToken*/ undefined,
             /*type*/ undefined,
             factory.createConditionalExpression(
-                factory.createBinaryExpression(
-                    factory.createBinaryExpression(factory.createTypeOfExpression(factory.createIdentifier("Symbol")), factory.createToken(SyntaxKind.EqualsEqualsEqualsToken), factory.createStringLiteral("function")),
-                    factory.createToken(SyntaxKind.AmpersandAmpersandToken),
-                    factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), factory.createIdentifier("metadata")),
+                factory.createLogicalAnd(
+                    factory.createTypeCheck(factory.createIdentifier("Symbol"), "function"),
+                    factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), "metadata"),
                 ),
                 factory.createToken(SyntaxKind.QuestionToken),
                 factory.createCallExpression(
-                    factory.createPropertyAccessExpression(factory.createIdentifier("Object"), factory.createIdentifier("create")),
+                    factory.createPropertyAccessExpression(factory.createIdentifier("Object"), "create"),
                     /*typeArguments*/ undefined,
                     [hasProto ? createSymbolMetadataReference() : factory.createNull()]
                 ),
                 factory.createToken(SyntaxKind.ColonToken),
-                factory.createIdentifier("undefined"),
+                factory.createVoidZero(),
             ),
         );
         return factory.createVariableStatement(/*modifiers*/ undefined, factory.createVariableDeclarationList([varDecl], NodeFlags.Const));
     }
 
     function createSymbolMetadata(target: Identifier | ThisExpression, value: Identifier) {
-        const properties = [
-            factory.createPropertyAssignment("configurable", factory.createTrue()),
-            factory.createPropertyAssignment("writable", factory.createTrue()),
-            factory.createPropertyAssignment("enumerable", factory.createTrue()),
-            factory.createPropertyAssignment("value", value),
-        ];
-
-        const defineProperty = factory.createCallExpression(
-            factory.createPropertyAccessExpression(factory.createIdentifier("Object"), "defineProperty"),
-            /*typeArguments*/ undefined,
-            [
-                target,
-                factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), factory.createIdentifier("metadata")),
-                factory.createObjectLiteralExpression(properties, /*multiLine*/ false),
-            ]
+        const defineProperty = factory.createObjectDefinePropertyCall(
+            target,
+            factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), "metadata"),
+            factory.createPropertyDescriptor({ configurable: true, writable: true, enumerable: true, value }, /*singleLine*/ true)
         );
-
         return setEmitFlags(
             factory.createIfStatement(value, factory.createExpressionStatement(defineProperty)),
             EmitFlags.SingleLine,
@@ -2391,8 +2379,8 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
 
     function createSymbolMetadataReference() {
         return factory.createElementAccessExpression(
-            factory.createThis(),
-            factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), factory.createIdentifier("metadata")),
+            factory.createSuper(),
+            factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), "metadata"),
         );
     }
 }
diff --git a/src/lib/decorators.d.ts b/src/lib/decorators.d.ts
index 6c4173bc1cac8..83f41c8c03b27 100644
--- a/src/lib/decorators.d.ts
+++ b/src/lib/decorators.d.ts
@@ -17,6 +17,9 @@ type DecoratorContext =
     | ClassMemberDecoratorContext
     ;
 
+type DecoratorMetadata =
+    typeof globalThis extends { Symbol: { readonly metadata: symbol } } ? object : object | undefined;
+
 /**
  * Context provided to a class decorator.
  * @template Class The type of the decorated class associated with this context.
@@ -48,6 +51,8 @@ interface ClassDecoratorContext<
      * ```
      */
     addInitializer(initializer: (this: Class) => void): void;
+
+    readonly metadata: DecoratorMetadata;
 }
 
 /**
@@ -112,6 +117,8 @@ interface ClassMethodDecoratorContext<
      * ```
      */
     addInitializer(initializer: (this: This) => void): void;
+
+    readonly metadata: DecoratorMetadata;
 }
 
 /**
diff --git a/src/lib/esnext.d.ts b/src/lib/esnext.d.ts
index 30eaf070bfb96..01229c4219237 100644
--- a/src/lib/esnext.d.ts
+++ b/src/lib/esnext.d.ts
@@ -1,2 +1,3 @@
 /// <reference lib="es2023" />
 /// <reference lib="esnext.intl" />
+/// <reference lib="esnext.decorators" />
diff --git a/src/lib/libs.json b/src/lib/libs.json
index a7a07d9d2191b..d0ae7ded50fce 100644
--- a/src/lib/libs.json
+++ b/src/lib/libs.json
@@ -67,6 +67,7 @@
         "es2022.regexp",
         "es2023.array",
         "es2023.collection",
+        "esnext.decorators",
         "esnext.intl",
         "decorators",
         "decorators.legacy",
diff --git a/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse --lib option with extra comma.js b/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse --lib option with extra comma.js
index 59c64e4c74698..a02c1d724f006 100644
--- a/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse --lib option with extra comma.js	
+++ b/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse --lib option with extra comma.js	
@@ -10,4 +10,4 @@ WatchOptions::
 FileNames::
 es7,0.ts
 Errors::
-error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
diff --git a/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse --lib option with trailing white-space.js b/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse --lib option with trailing white-space.js
index c51ff3925997f..e437b39f03573 100644
--- a/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse --lib option with trailing white-space.js	
+++ b/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse --lib option with trailing white-space.js	
@@ -10,4 +10,4 @@ WatchOptions::
 FileNames::
 es7,0.ts
 Errors::
-error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
diff --git a/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse invalid option of library flags.js b/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse invalid option of library flags.js
index b4473aa3f2b95..5dfd97a0f37d6 100644
--- a/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse invalid option of library flags.js	
+++ b/tests/baselines/reference/config/commandLineParsing/parseCommandLine/Parse invalid option of library flags.js	
@@ -10,4 +10,4 @@ WatchOptions::
 FileNames::
 0.ts
 Errors::
-error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
diff --git a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs array to compiler-options with json api.js b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs array to compiler-options with json api.js
index 5844a15bc14e9..e6f16942f8195 100644
--- a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs array to compiler-options with json api.js	
+++ b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs array to compiler-options with json api.js	
@@ -30,5 +30,5 @@ CompilerOptions::
  "configFilePath": "tsconfig.json"
 }
 Errors::
-error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
 
diff --git a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs array to compiler-options with jsonSourceFile api.js b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs array to compiler-options with jsonSourceFile api.js
index 6122b24401c05..9d6800fa5587e 100644
--- a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs array to compiler-options with jsonSourceFile api.js	
+++ b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs array to compiler-options with jsonSourceFile api.js	
@@ -30,7 +30,7 @@ CompilerOptions::
  "configFilePath": "tsconfig.json"
 }
 Errors::
-tsconfig.json:8:4 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+tsconfig.json:8:4 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
 
 8    ""
      ~~
diff --git a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs to compiler-options with json api.js b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs to compiler-options with json api.js
index f089381ab7632..6a029d9142039 100644
--- a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs to compiler-options with json api.js	
+++ b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs to compiler-options with json api.js	
@@ -33,5 +33,5 @@ CompilerOptions::
  "configFilePath": "tsconfig.json"
 }
 Errors::
-error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
 
diff --git a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs to compiler-options with jsonSourceFile api.js b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs to compiler-options with jsonSourceFile api.js
index 6a996e3a80cea..95273b4899183 100644
--- a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs to compiler-options with jsonSourceFile api.js	
+++ b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs to compiler-options with jsonSourceFile api.js	
@@ -33,7 +33,7 @@ CompilerOptions::
  "configFilePath": "tsconfig.json"
 }
 Errors::
-tsconfig.json:9:4 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+tsconfig.json:9:4 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
 
 9    ""
      ~~
diff --git a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of libs to compiler-options with json api.js b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of libs to compiler-options with json api.js
index 0aea5a2fe93a4..5752b0d9a7a9e 100644
--- a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of libs to compiler-options with json api.js	
+++ b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of libs to compiler-options with json api.js	
@@ -35,5 +35,5 @@ CompilerOptions::
  "configFilePath": "tsconfig.json"
 }
 Errors::
-error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
 
diff --git a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of libs to compiler-options with jsonSourceFile api.js b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of libs to compiler-options with jsonSourceFile api.js
index bdaa64c07be95..f9a4266209a6f 100644
--- a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of libs to compiler-options with jsonSourceFile api.js	
+++ b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of libs to compiler-options with jsonSourceFile api.js	
@@ -35,7 +35,7 @@ CompilerOptions::
  "configFilePath": "tsconfig.json"
 }
 Errors::
-tsconfig.json:10:4 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+tsconfig.json:10:4 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
 
 10    "incorrectLib"
       ~~~~~~~~~~~~~~
diff --git a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of libs to compiler-options with json api.js b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of libs to compiler-options with json api.js
index 7722a1dc4d9c0..633fd95577197 100644
--- a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of libs to compiler-options with json api.js	
+++ b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of libs to compiler-options with json api.js	
@@ -30,5 +30,5 @@ CompilerOptions::
  "configFilePath": "tsconfig.json"
 }
 Errors::
-error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
 
diff --git a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of libs to compiler-options with jsonSourceFile api.js b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of libs to compiler-options with jsonSourceFile api.js
index 10f48ec0d2d3a..a0007e8a32ef1 100644
--- a/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of libs to compiler-options with jsonSourceFile api.js	
+++ b/tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of libs to compiler-options with jsonSourceFile api.js	
@@ -30,7 +30,7 @@ CompilerOptions::
  "configFilePath": "tsconfig.json"
 }
 Errors::
-tsconfig.json:8:4 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.
+tsconfig.json:8:4 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.
 
 8    "   "
      ~~~~~
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2015).js
index 5c1c7237b72b6..ca1fcaf34a893 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2015).js
@@ -39,14 +39,14 @@ let C = (() => {
             }
         },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(_a, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _get_member_decorators_1, { kind: "getter", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_member_decorators_1, { kind: "setter", name: _c, static: false, private: false, access: { has: obj => _c in obj, set: (obj, value) => { obj[_c] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(_a, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _get_member_decorators_1, { kind: "getter", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_member_decorators_1, { kind: "setter", name: _c, static: false, private: false, access: { has: obj => _c in obj, set: (obj, value) => { obj[_c] = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2022).js
index 3fe7a0be321a5..5dec37116ac37 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es2022).js
@@ -28,14 +28,14 @@ let C = (() => {
     let _set_member_decorators_1;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(this, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _get_member_decorators_1, { kind: "getter", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_member_decorators_1, { kind: "setter", name: _b, static: false, private: false, access: { has: obj => _b in obj, set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(this, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _get_member_decorators_1, { kind: "getter", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_member_decorators_1, { kind: "setter", name: _b, static: false, private: false, access: { has: obj => _b in obj, set: (obj, value) => { obj[_b] = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         get method1() { return 0; }
         set method1(value) { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es5).js
index bfa7b5365150e..50f1ec363bc6d 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStatic(target=es5).js
@@ -57,14 +57,14 @@ var C = function () {
             return C;
         }()),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(_a, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, set: function (obj, value) { obj.method1 = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, set: function (obj, value) { obj["method2"] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _get_member_decorators_1, { kind: "getter", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _set_member_decorators_1, { kind: "setter", name: _c, static: false, private: false, access: { has: function (obj) { return _c in obj; }, set: function (obj, value) { obj[_c] = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(_a, null, _get_method1_decorators, { kind: "getter", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_method1_decorators, { kind: "setter", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, set: function (obj, value) { obj.method1 = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _get_member_decorators, { kind: "getter", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_member_decorators, { kind: "setter", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, set: function (obj, value) { obj["method2"] = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _get_member_decorators_1, { kind: "getter", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _set_member_decorators_1, { kind: "setter", name: _c, static: false, private: false, access: { has: function (obj) { return _c in obj; }, set: function (obj, value) { obj[_c] = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2015).js
index 7e171c69b96d2..09af69d353862 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2015).js
@@ -27,12 +27,12 @@ let C = (() => {
         _C_method1_get = function _C_method1_get() { return _private_get_method1_descriptor.get.call(this); },
         _C_method1_set = function _C_method1_set(value) { return _private_set_method1_descriptor.set.call(this, value); },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_get_method1_decorators = [dec(1)];
             _private_set_method1_decorators = [dec(2)];
-            __esDecorate(_a, _private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _private_get_method1_decorators, { kind: "getter", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_method1_get) }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, _private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _private_set_method1_decorators, { kind: "setter", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _C_instances, value, "a", _C_method1_set); } }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, _private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _private_get_method1_decorators, { kind: "getter", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_method1_get) }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, _private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _private_set_method1_decorators, { kind: "setter", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _C_instances, value, "a", _C_method1_set); } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2022).js
index 57e863f01caa0..3c63993410b8c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-nonStaticPrivate(target=es2022).js
@@ -18,12 +18,12 @@ let C = (() => {
     let _private_set_method1_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_get_method1_decorators = [dec(1)];
             _private_set_method1_decorators = [dec(2)];
-            __esDecorate(this, _private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _private_get_method1_decorators, { kind: "getter", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, _private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _private_set_method1_decorators, { kind: "setter", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, set: (obj, value) => { obj.#method1 = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, _private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _private_get_method1_decorators, { kind: "getter", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, _private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _private_set_method1_decorators, { kind: "setter", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, set: (obj, value) => { obj.#method1 = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         get #method1() { return _private_get_method1_descriptor.get.call(this); }
         set #method1(value) { return _private_set_method1_descriptor.set.call(this, value); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2015).js
index c7db78231a922..2ee1947d0d143 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2015).js
@@ -36,14 +36,14 @@ let C = (() => {
             static set [(_static_set_member_decorators_1 = [dec(32)], _c = __propKey(method3))](value) { }
         },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(_a, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_get_member_decorators_1, { kind: "getter", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_member_decorators_1, { kind: "setter", name: _c, static: true, private: false, access: { has: obj => _c in obj, set: (obj, value) => { obj[_c] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(_a, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_get_member_decorators_1, { kind: "getter", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_member_decorators_1, { kind: "setter", name: _c, static: true, private: false, access: { has: obj => _c in obj, set: (obj, value) => { obj[_c] = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2022).js
index f6b5ea2748b53..715b083d990ad 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es2022).js
@@ -28,14 +28,14 @@ let C = (() => {
     let _static_set_member_decorators_1;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(this, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_get_member_decorators_1, { kind: "getter", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_set_member_decorators_1, { kind: "setter", name: _b, static: true, private: false, access: { has: obj => _b in obj, set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(this, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, set: (obj, value) => { obj.method1 = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, set: (obj, value) => { obj["method2"] = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_get_member_decorators_1, { kind: "getter", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_set_member_decorators_1, { kind: "setter", name: _b, static: true, private: false, access: { has: obj => _b in obj, set: (obj, value) => { obj[_b] = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static get method1() { return 0; }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es5).js
index a9816c94c5f61..b9c57919d2ab9 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-static(target=es5).js
@@ -56,14 +56,14 @@ var C = function () {
             return C;
         }()),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(_a, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, set: function (obj, value) { obj.method1 = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, set: function (obj, value) { obj["method2"] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_get_member_decorators_1, { kind: "getter", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_set_member_decorators_1, { kind: "setter", name: _c, static: true, private: false, access: { has: function (obj) { return _c in obj; }, set: function (obj, value) { obj[_c] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(_a, null, _static_get_method1_decorators, { kind: "getter", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_method1_decorators, { kind: "setter", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, set: function (obj, value) { obj.method1 = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_get_member_decorators, { kind: "getter", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_member_decorators, { kind: "setter", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, set: function (obj, value) { obj["method2"] = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_get_member_decorators_1, { kind: "getter", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_set_member_decorators_1, { kind: "setter", name: _c, static: true, private: false, access: { has: function (obj) { return _c in obj; }, set: function (obj, value) { obj[_c] = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2015).js
index 69b0a684c8080..a542b75ca9a38 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2015).js
@@ -32,12 +32,12 @@ let C = (() => {
         _C_method1_get = function _C_method1_get() { return _static_private_get_method1_descriptor.get.call(this); },
         _C_method1_set = function _C_method1_set(value) { return _static_private_set_method1_descriptor.set.call(this, value); },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_get_method1_decorators = [dec(1)];
             _static_private_set_method1_decorators = [dec(2)];
-            __esDecorate(_a, _static_private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _static_private_get_method1_decorators, { kind: "getter", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_method1_get) }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, _static_private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _static_private_set_method1_decorators, { kind: "setter", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "a", _C_method1_set); } }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, _static_private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _static_private_get_method1_decorators, { kind: "getter", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_method1_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, _static_private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _static_private_set_method1_decorators, { kind: "setter", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "a", _C_method1_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
@@ -54,10 +54,10 @@ let D = (() => {
     _method1_set = function _method1_set(value) { };
     __setFunctionName(_classThis, "D");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
     })();
     (() => {
         __classPrivateFieldGet(_classThis, _classThis, "a", _method1_get);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2022).js
index 5fca9df5bd4c6..3006cf46beae6 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-accessors-staticPrivate(target=es2022).js
@@ -28,12 +28,12 @@ let C = (() => {
     let _static_private_set_method1_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_get_method1_decorators = [dec(1)];
             _static_private_set_method1_decorators = [dec(2)];
-            __esDecorate(this, _static_private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _static_private_get_method1_decorators, { kind: "getter", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _static_private_set_method1_decorators, { kind: "setter", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, set: (obj, value) => { obj.#method1 = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, _static_private_get_method1_descriptor = { get: __setFunctionName(function () { return 0; }, "#method1", "get") }, _static_private_get_method1_decorators, { kind: "getter", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_set_method1_descriptor = { set: __setFunctionName(function (value) { }, "#method1", "set") }, _static_private_set_method1_decorators, { kind: "setter", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, set: (obj, value) => { obj.#method1 = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static get #method1() { return _static_private_get_method1_descriptor.get.call(this); }
@@ -50,10 +50,10 @@ let D = (() => {
         static { __setFunctionName(this, "D"); }
         static { _method1_get = function _method1_get() { return 0; }, _method1_set = function _method1_set(value) { }; }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             __classPrivateFieldGet(_classThis, _classThis, "a", _method1_get);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js
index be8d2a2912059..ac0b43fbec73a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js
@@ -33,10 +33,10 @@ let C = (() => {
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             Reflect.get(_classSuper, "method", _classThis).call(_classThis);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js
index 77ba20cfb6b52..3a20a77c22c40 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js
@@ -39,10 +39,10 @@ let C1 = (() => {
     });
     var C1 = class extends _classSuper {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             Reflect.get(_classSuper, "name", _classThis);
@@ -62,10 +62,10 @@ let C2 = (() => {
     let _classSuper_1 = (0, function () { });
     var C2 = class extends _classSuper_1 {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             Reflect.get(_classSuper_1, "name", _classThis_1);
@@ -85,10 +85,10 @@ let C3 = (() => {
     let _classSuper_2 = (0, (() => { }));
     var C3 = class extends _classSuper_2 {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
-            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             Reflect.get(_classSuper_2, "name", _classThis_2);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js
index d2de86b775581..df5f7c1daa78f 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js
@@ -55,10 +55,10 @@ let C = (() => {
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             var _a, _b, _c, _d, _e, _f, _g, _h, _j, _k, _l, _m, _o, _p, _q, _r, _s;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js
index d91847410cac7..3a78bc0a76006 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js
@@ -30,10 +30,10 @@ let C = (() => {
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static a = Reflect.get(_classSuper, "method", _classThis).call(_classThis);
         static b = Reflect.get(_classSuper, "method", _classThis).call(_classThis);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js
index eadcd2b3ec532..24cded195219e 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js
@@ -59,10 +59,10 @@ let C1 = (() => {
     let _classSuper = Base;
     var C1 = class extends _classSuper {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static a = Reflect.get(_classSuper, "x", _classThis);
         static b = (() => {
@@ -105,10 +105,10 @@ let C2 = (() => {
     let _classSuper_1 = Base;
     var C2 = class extends _classSuper_1 {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static a = Reflect.get(_classSuper_1, "x", _classThis_1);
         static b = (() => {
@@ -151,10 +151,10 @@ let C3 = (() => {
     let _classSuper_2 = Base;
     var C3 = class extends _classSuper_2 {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
-            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static a = Reflect.get(_classSuper_2, x, _classThis_2);
         static b = (() => {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js
index 35bf6aa610206..03ca42bbcff5c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js
@@ -36,10 +36,10 @@ let C = (() => {
     let _classThis;
     var C = class extends Base {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         static m() { super.method(); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js
index 950e81bb0b8f4..1d9a7c597668a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js
@@ -50,10 +50,10 @@ let B = (() => {
     let _m_decorators;
     return class B extends A {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
             _m_decorators = [foo];
-            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         constructor() {
             'inject';
@@ -77,10 +77,10 @@ let C = (() => {
     let _get_val_decorators;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _get_val_decorators = [foo];
-            __esDecorate(this, null, _get_val_decorators, { kind: "getter", name: "val", static: false, private: false, access: { has: obj => "val" in obj, get: obj => obj.val }, metadata: metadata }, null, _instanceExtraInitializers_1);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, null, _get_val_decorators, { kind: "getter", name: "val", static: false, private: false, access: { has: obj => "val" in obj, get: obj => obj.val }, metadata: _metadata }, null, _instanceExtraInitializers_1);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         constructor() {
             __runInitializers(this, _instanceExtraInitializers_1);
@@ -94,10 +94,10 @@ let D = (() => {
     let _get_val_decorators;
     return class D extends A {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
             _get_val_decorators = [foo];
-            __esDecorate(this, null, _get_val_decorators, { kind: "getter", name: "val", static: false, private: false, access: { has: obj => "val" in obj, get: obj => obj.val }, metadata: metadata }, null, _instanceExtraInitializers_2);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, null, _get_val_decorators, { kind: "getter", name: "val", static: false, private: false, access: { has: obj => "val" in obj, get: obj => obj.val }, metadata: _metadata }, null, _instanceExtraInitializers_2);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         constructor() {
             super();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2015).js
index 7ebb1dd0cf073..699e2312e520b 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2015).js
@@ -28,10 +28,10 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
     })();
     (() => {
         _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2022).js
index 038dfdf2141c8..bb0221fa9eb32 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference(target=es2022).js
@@ -23,10 +23,10 @@ let C = (() => {
     var C = class {
         static { __setFunctionName(this, "C"); }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static { _classThis; }
         static x = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference.es5.js b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference.es5.js
index a0831e54bf62a..1783320d6950d 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classThisReference.es5.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classThisReference.es5.js
@@ -32,10 +32,10 @@ var C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
     })();
     (function () {
         _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2015).js
index 1195be088374c..0d67c97e58cb4 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2015).js
@@ -171,7 +171,7 @@ let C = (() => {
     _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _method_decorators = [dec, dec];
         _get_x_decorators = [dec, dec];
         _set_x_decorators = [dec, dec];
@@ -182,19 +182,19 @@ let C = (() => {
         _static_private_set_x_decorators = [dec, dec];
         _static_private_y_decorators = [dec, dec];
         _static_private_z_decorators = [dec, dec];
-        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
-        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
-        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
+        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
+        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _staticExtraInitializers);
     })();
     /*28*/
@@ -219,10 +219,10 @@ let D = exports.D = (() => {
     };
     __setFunctionName(_classThis, "D");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return D = _classThis;
@@ -236,10 +236,10 @@ exports.default = (() => {
     };
     __setFunctionName(_classThis_1, "E");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: _metadata }, null, _classExtraInitializers_1);
         E = _classThis_1 = _classDescriptor_1.value;
-        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return E = _classThis_1;
@@ -258,10 +258,10 @@ let F = exports.F = (() => {
     };
     __setFunctionName(_classThis, "F");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         F = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return F = _classThis;
@@ -275,10 +275,10 @@ exports.default = (() => {
     };
     __setFunctionName(_classThis_1, "G");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: _metadata }, null, _classExtraInitializers_1);
         G = _classThis_1 = _classDescriptor_1.value;
-        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return G = _classThis_1;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2022).js
index a32490fb634ba..3e00ebdb65a13 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=commonjs,target=es2022).js
@@ -151,7 +151,7 @@ let C = (() => {
         static { __setFunctionName(this, "C"); }
         static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _method_decorators = [dec, dec];
             _get_x_decorators = [dec, dec];
             _set_x_decorators = [dec, dec];
@@ -162,19 +162,19 @@ let C = (() => {
             _static_private_set_x_decorators = [dec, dec];
             _static_private_y_decorators = [dec, dec];
             _static_private_z_decorators = [dec, dec];
-            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
-            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
+            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _staticExtraInitializers);
         }
         /*4*/
@@ -214,10 +214,10 @@ let D = exports.D = (() => {
     let _classThis;
     var D = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -230,10 +230,10 @@ exports.default = (() => {
     let _classThis_1;
     var E = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             E = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
@@ -251,10 +251,10 @@ let F = exports.F = (() => {
     let _classThis;
     var F = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             F = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -267,10 +267,10 @@ exports.default = (() => {
     let _classThis_1;
     var G = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             G = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2015).js
index af116ea299273..4c8da306e0158 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2015).js
@@ -171,7 +171,7 @@ let C = (() => {
     _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _method_decorators = [dec, dec];
         _get_x_decorators = [dec, dec];
         _set_x_decorators = [dec, dec];
@@ -182,19 +182,19 @@ let C = (() => {
         _static_private_set_x_decorators = [dec, dec];
         _static_private_y_decorators = [dec, dec];
         _static_private_z_decorators = [dec, dec];
-        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
-        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
-        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
+        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
+        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _staticExtraInitializers);
     })();
     /*28*/
@@ -217,10 +217,10 @@ export let D = (() => {
     };
     __setFunctionName(_classThis, "D");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return D = _classThis;
@@ -235,10 +235,10 @@ export default (() => {
     };
     __setFunctionName(_classThis_1, "E");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: _metadata }, null, _classExtraInitializers_1);
         E = _classThis_1 = _classDescriptor_1.value;
-        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return E = _classThis_1;
@@ -254,10 +254,10 @@ export let F = (() => {
     };
     __setFunctionName(_classThis, "F");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         F = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return F = _classThis;
@@ -272,10 +272,10 @@ export default (() => {
     };
     __setFunctionName(_classThis_1, "G");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: _metadata }, null, _classExtraInitializers_1);
         G = _classThis_1 = _classDescriptor_1.value;
-        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return G = _classThis_1;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2022).js
index dd49087d88cc3..d52d1cc6eb0c7 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commentPreservation(module=esnext,target=es2022).js
@@ -151,7 +151,7 @@ let C = (() => {
         static { __setFunctionName(this, "C"); }
         static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _method_decorators = [dec, dec];
             _get_x_decorators = [dec, dec];
             _set_x_decorators = [dec, dec];
@@ -162,19 +162,19 @@ let C = (() => {
             _static_private_set_x_decorators = [dec, dec];
             _static_private_y_decorators = [dec, dec];
             _static_private_z_decorators = [dec, dec];
-            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
-            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
+            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _staticExtraInitializers);
         }
         /*4*/
@@ -212,10 +212,10 @@ export let D = (() => {
     let _classThis;
     var D = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -229,10 +229,10 @@ export default (() => {
     let _classThis_1;
     var E = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             E = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
@@ -247,10 +247,10 @@ export let F = (() => {
     let _classThis;
     var F = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             F = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -264,10 +264,10 @@ export default (() => {
     let _classThis_1;
     var G = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             G = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commonjs-classNamespaceMerge.js b/tests/baselines/reference/esDecorators-classDeclaration-commonjs-classNamespaceMerge.js
index b74455918625b..b7e86a8344f40 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commonjs-classNamespaceMerge.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commonjs-classNamespaceMerge.js
@@ -59,10 +59,10 @@ let Example = exports.Example = (() => {
     let _classThis;
     var Example = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             Example = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         static foo() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-commonjs.js b/tests/baselines/reference/esDecorators-classDeclaration-commonjs.js
index 651eef4be2983..b2b08a746a10a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-commonjs.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-commonjs.js
@@ -55,10 +55,10 @@ let Example = exports.Example = (() => {
     let _classThis;
     var Example = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             Example = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         static foo() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=false).js
index f03f4133924ed..2bfad8c2f4f6d 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=false).js
@@ -36,11 +36,11 @@ let C = (() => {
         _member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: _metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=true).js
index c1adbc8d5af47..5f74a53f3e20c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2015,usedefineforclassfields=true).js
@@ -51,11 +51,11 @@ let C = (() => {
         _member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: _metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=false).js
index 9633b92671bb8..fc43f82333773 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=false).js
@@ -31,11 +31,11 @@ let C = (() => {
         }
         static { _field1_decorators = [dec(1)], _member_decorators = [dec(2)], _member_decorators_1 = [dec(3)], _a = __propKey(field3); }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
     };
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=true).js
index 39a73420e2bb8..347a71550f9b9 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es2022,usedefineforclassfields=true).js
@@ -25,11 +25,11 @@ let C = (() => {
     let _member_initializers_1 = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         field1 = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _field1_initializers, 1));
         ["field2"] = __runInitializers(this, _member_initializers, 2);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=false).js
index 0f039ab52ddd8..58d618068f143 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=false).js
@@ -38,11 +38,11 @@ var C = function () {
         _member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: _metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: _metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: _metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=true).js
index 334009691caf5..3c7221479920c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=es5,usedefineforclassfields=true).js
@@ -53,11 +53,11 @@ var C = function () {
         _member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: _metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: _metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: _metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=esnext,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=esnext,usedefineforclassfields=false).js
index 9633b92671bb8..fc43f82333773 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=esnext,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStatic(target=esnext,usedefineforclassfields=false).js
@@ -31,11 +31,11 @@ let C = (() => {
         }
         static { _field1_decorators = [dec(1)], _member_decorators = [dec(2)], _member_decorators_1 = [dec(3)], _a = __propKey(field3); }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _field1_decorators, { kind: "field", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators, { kind: "field", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _member_decorators_1, { kind: "field", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
     };
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2015).js
index ee606b3513894..e4121674c1044 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2015).js
@@ -38,11 +38,11 @@ let C = (() => {
             set [_b](value) { __classPrivateFieldSet(this, _C__b_accessor_storage, value, "f"); }
         },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(_a, null, _field1_decorators, { kind: "accessor", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators, { kind: "accessor", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators_1, { kind: "accessor", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(_a, null, _field1_decorators, { kind: "accessor", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators, { kind: "accessor", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators_1, { kind: "accessor", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: _metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2022).js
index 74b592d5d0d01..ea4e28865b2ab 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticAccessor(target=es2022).js
@@ -25,11 +25,11 @@ let C = (() => {
     let _member_initializers_1 = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(this, null, _field1_decorators, { kind: "accessor", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _field1_initializers, _instanceExtraInitializers);
-            __esDecorate(this, null, _member_decorators, { kind: "accessor", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _member_initializers, _instanceExtraInitializers);
-            __esDecorate(this, null, _member_decorators_1, { kind: "accessor", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _member_initializers_1, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(this, null, _field1_decorators, { kind: "accessor", name: "field1", static: false, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _field1_initializers, _instanceExtraInitializers);
+            __esDecorate(this, null, _member_decorators, { kind: "accessor", name: "field2", static: false, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _member_initializers, _instanceExtraInitializers);
+            __esDecorate(this, null, _member_decorators_1, { kind: "accessor", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _member_initializers_1, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         #field1_accessor_storage = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _field1_initializers, 1));
         get field1() { return this.#field1_accessor_storage; }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2015).js
index b1290216b7486..37ab7eb44f87d 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2015).js
@@ -21,10 +21,10 @@ let C = (() => {
         },
         _C_field1 = new WeakMap(),
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_field1_decorators = [dec];
-            __esDecorate(null, null, _private_field1_decorators, { kind: "field", name: "#field1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_field1, obj), get: obj => __classPrivateFieldGet(obj, _C_field1, "f"), set: (obj, value) => { __classPrivateFieldSet(obj, _C_field1, value, "f"); } }, metadata: metadata }, _private_field1_initializers, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _private_field1_decorators, { kind: "field", name: "#field1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_field1, obj), get: obj => __classPrivateFieldGet(obj, _C_field1, "f"), set: (obj, value) => { __classPrivateFieldSet(obj, _C_field1, value, "f"); } }, metadata: _metadata }, _private_field1_initializers, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2022).js
index dd5886acd5d6e..5be9b65bd6cad 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivate(target=es2022).js
@@ -15,10 +15,10 @@ let C = (() => {
     let _private_field1_initializers = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_field1_decorators = [dec];
-            __esDecorate(null, null, _private_field1_decorators, { kind: "field", name: "#field1", static: false, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: metadata }, _private_field1_initializers, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _private_field1_decorators, { kind: "field", name: "#field1", static: false, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: _metadata }, _private_field1_initializers, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         #field1 = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _private_field1_initializers, 0));
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2015).js
index 4aec9a0be1735..cb37ef49f90fe 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2015).js
@@ -26,10 +26,10 @@ let C = (() => {
         _C_field1_get = function _C_field1_get() { return _private_field1_descriptor.get.call(this); },
         _C_field1_set = function _C_field1_set(value) { return _private_field1_descriptor.set.call(this, value); },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_field1_decorators = [dec];
-            __esDecorate(_a, _private_field1_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _C_field1_accessor_storage, "f"); }, "#field1", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _C_field1_accessor_storage, value, "f"); }, "#field1", "set") }, _private_field1_decorators, { kind: "accessor", name: "#field1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_field1_get), set: (obj, value) => { __classPrivateFieldSet(obj, _C_instances, value, "a", _C_field1_set); } }, metadata: metadata }, _private_field1_initializers, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, _private_field1_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _C_field1_accessor_storage, "f"); }, "#field1", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _C_field1_accessor_storage, value, "f"); }, "#field1", "set") }, _private_field1_decorators, { kind: "accessor", name: "#field1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_field1_get), set: (obj, value) => { __classPrivateFieldSet(obj, _C_instances, value, "a", _C_field1_set); } }, metadata: _metadata }, _private_field1_initializers, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2022).js
index 12be8cfaf3853..cd4fde08189e4 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-nonStaticPrivateAccessor(target=es2022).js
@@ -16,10 +16,10 @@ let C = (() => {
     let _private_field1_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_field1_decorators = [dec];
-            __esDecorate(this, _private_field1_descriptor = { get: __setFunctionName(function () { return this.#field1_accessor_storage; }, "#field1", "get"), set: __setFunctionName(function (value) { this.#field1_accessor_storage = value; }, "#field1", "set") }, _private_field1_decorators, { kind: "accessor", name: "#field1", static: false, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: metadata }, _private_field1_initializers, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, _private_field1_descriptor = { get: __setFunctionName(function () { return this.#field1_accessor_storage; }, "#field1", "get"), set: __setFunctionName(function (value) { this.#field1_accessor_storage = value; }, "#field1", "set") }, _private_field1_decorators, { kind: "accessor", name: "#field1", static: false, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: _metadata }, _private_field1_initializers, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         #field1_accessor_storage = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _private_field1_initializers, 0));
         get #field1() { return _private_field1_descriptor.get.call(this); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=false).js
index fc1eea0048cf9..aace6373fbfcd 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=false).js
@@ -31,11 +31,11 @@ let C = (() => {
         _static_member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: _metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a.field1 = __runInitializers(_a, _static_field1_initializers, 1),
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=true).js
index ccadc8bc018ef..c1b41b7fe36bd 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2015,usedefineforclassfields=true).js
@@ -31,11 +31,11 @@ let C = (() => {
         _static_member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: _metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         Object.defineProperty(_a, "field1", {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=false).js
index b70fa437a741c..3a2c6e945361d 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=false).js
@@ -26,11 +26,11 @@ let C = (() => {
     return class C {
         static { _static_field1_decorators = [dec(1)], _static_member_decorators = [dec(2)], _static_member_decorators_1 = [dec(3)], _a = __propKey(field3); }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static { this.field1 = __runInitializers(this, _static_field1_initializers, 1); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=true).js
index 98f9feca0cee4..51c678a8ff594 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es2022,usedefineforclassfields=true).js
@@ -25,11 +25,11 @@ let C = (() => {
     let _static_member_initializers_1 = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static field1 = __runInitializers(this, _static_field1_initializers, 1);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=false).js
index 574cc13e112ed..834de06b274e8 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=false).js
@@ -35,11 +35,11 @@ var C = function () {
         _static_member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: _metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: _metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a.field1 = __runInitializers(_a, _static_field1_initializers, 1),
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=true).js
index 84c8d114d7876..b2765d6b5706a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=es5,usedefineforclassfields=true).js
@@ -35,11 +35,11 @@ var C = function () {
         _static_member_decorators_1 = [dec(3)],
         _b = __propKey(field3),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: function (obj) { return "field1" in obj; }, get: function (obj) { return obj.field1; }, set: function (obj, value) { obj.field1 = value; } }, metadata: _metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: function (obj) { return "field2" in obj; }, get: function (obj) { return obj["field2"]; }, set: function (obj, value) { obj["field2"] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; }, set: function (obj, value) { obj[_b] = value; } }, metadata: _metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         Object.defineProperty(_a, "field1", {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=esnext,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=esnext,usedefineforclassfields=false).js
index b70fa437a741c..3a2c6e945361d 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=esnext,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-static(target=esnext,usedefineforclassfields=false).js
@@ -26,11 +26,11 @@ let C = (() => {
     return class C {
         static { _static_field1_decorators = [dec(1)], _static_member_decorators = [dec(2)], _static_member_decorators_1 = [dec(3)], _a = __propKey(field3); }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _static_field1_decorators, { kind: "field", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators, { kind: "field", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _static_member_decorators_1, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static { this.field1 = __runInitializers(this, _static_field1_initializers, 1); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2015).js
index feb056ff74655..268dc5b173b43 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2015).js
@@ -41,11 +41,11 @@ let C = (() => {
             static set [_b](value) { __classPrivateFieldSet(this, _a, value, "f", _C__b_accessor_storage); }
         },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(_a, null, _static_field1_decorators, { kind: "accessor", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators, { kind: "accessor", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators_1, { kind: "accessor", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(_a, null, _static_field1_decorators, { kind: "accessor", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators, { kind: "accessor", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators_1, { kind: "accessor", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: _metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _C_field1_accessor_storage = { value: __runInitializers(_a, _static_field1_initializers, 1) },
@@ -65,10 +65,10 @@ let D = (() => {
     };
     __setFunctionName(_classThis, "D");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
     })();
     _field1_accessor_storage = { value: 1 };
     (() => {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2022).js
index b554228b3572b..166419c7514d0 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticAccessor(target=es2022).js
@@ -33,11 +33,11 @@ let C = (() => {
     let _static_member_initializers_1 = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(this, null, _static_field1_decorators, { kind: "accessor", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: metadata }, _static_field1_initializers, _staticExtraInitializers);
-            __esDecorate(this, null, _static_member_decorators, { kind: "accessor", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            __esDecorate(this, null, _static_member_decorators_1, { kind: "accessor", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers_1, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(this, null, _static_field1_decorators, { kind: "accessor", name: "field1", static: true, private: false, access: { has: obj => "field1" in obj, get: obj => obj.field1, set: (obj, value) => { obj.field1 = value; } }, metadata: _metadata }, _static_field1_initializers, _staticExtraInitializers);
+            __esDecorate(this, null, _static_member_decorators, { kind: "accessor", name: "field2", static: true, private: false, access: { has: obj => "field2" in obj, get: obj => obj["field2"], set: (obj, value) => { obj["field2"] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            __esDecorate(this, null, _static_member_decorators_1, { kind: "accessor", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _static_member_initializers_1, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static #field1_accessor_storage = __runInitializers(this, _static_field1_initializers, 1);
@@ -60,10 +60,10 @@ let D = (() => {
     var D = class {
         static { __setFunctionName(this, "D"); }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             _field1_accessor_storage = { value: 1 };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2015).js
index b02ec2578dba9..a04d4b453e404 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2015).js
@@ -26,10 +26,10 @@ let C = (() => {
     return _a = class C {
         },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_field1_decorators = [dec];
-            __esDecorate(null, null, _static_private_field1_decorators, { kind: "field", name: "#field1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "f", _C_field1), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "f", _C_field1); } }, metadata: metadata }, _static_private_field1_initializers, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _static_private_field1_decorators, { kind: "field", name: "#field1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "f", _C_field1), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "f", _C_field1); } }, metadata: _metadata }, _static_private_field1_initializers, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _C_field1 = { value: __runInitializers(_a, _static_private_field1_initializers, 0) },
@@ -45,10 +45,10 @@ let D = (() => {
     };
     __setFunctionName(_classThis, "D");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
     })();
     _field1 = { value: 0 };
     (() => {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2022).js
index 56f23b8c04f3e..bc9c7d0b2086e 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivate(target=es2022).js
@@ -24,10 +24,10 @@ let C = (() => {
     let _static_private_field1_initializers = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_field1_decorators = [dec];
-            __esDecorate(null, null, _static_private_field1_decorators, { kind: "field", name: "#field1", static: true, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: metadata }, _static_private_field1_initializers, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _static_private_field1_decorators, { kind: "field", name: "#field1", static: true, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: _metadata }, _static_private_field1_initializers, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static #field1 = __runInitializers(this, _static_private_field1_initializers, 0);
@@ -42,10 +42,10 @@ let D = (() => {
     var D = class {
         static { __setFunctionName(this, "D"); }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             _field1 = { value: 0 };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2015).js
index 556cae54991f1..d6baae0aa7029 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2015).js
@@ -29,10 +29,10 @@ let C = (() => {
         _C_field1_get = function _C_field1_get() { return _static_private_field1_descriptor.get.call(this); },
         _C_field1_set = function _C_field1_set(value) { return _static_private_field1_descriptor.set.call(this, value); },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_field1_decorators = [dec];
-            __esDecorate(_a, _static_private_field1_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_a, _a, "f", _C_field1_accessor_storage); }, "#field1", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_a, _a, value, "f", _C_field1_accessor_storage); }, "#field1", "set") }, _static_private_field1_decorators, { kind: "accessor", name: "#field1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_field1_get), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "a", _C_field1_set); } }, metadata: metadata }, _static_private_field1_initializers, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, _static_private_field1_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_a, _a, "f", _C_field1_accessor_storage); }, "#field1", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_a, _a, value, "f", _C_field1_accessor_storage); }, "#field1", "set") }, _static_private_field1_decorators, { kind: "accessor", name: "#field1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_field1_get), set: (obj, value) => { __classPrivateFieldSet(obj, _a, value, "a", _C_field1_set); } }, metadata: _metadata }, _static_private_field1_initializers, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _C_field1_accessor_storage = { value: __runInitializers(this, _static_private_field1_initializers, 0) },
@@ -50,10 +50,10 @@ let D = (() => {
     _field1_set = function _field1_set(value) { __classPrivateFieldSet(this, _classThis, value, "f", _field1_accessor_storage); };
     __setFunctionName(_classThis, "D");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
     })();
     _field1_accessor_storage = { value: 0 };
     (() => {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2022).js
index 75e4fda9e3e53..a3b66b1e0aa95 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-fields-staticPrivateAccessor(target=es2022).js
@@ -25,10 +25,10 @@ let C = (() => {
     let _static_private_field1_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_field1_decorators = [dec];
-            __esDecorate(this, _static_private_field1_descriptor = { get: __setFunctionName(function () { return this.#field1_accessor_storage; }, "#field1", "get"), set: __setFunctionName(function (value) { this.#field1_accessor_storage = value; }, "#field1", "set") }, _static_private_field1_decorators, { kind: "accessor", name: "#field1", static: true, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: metadata }, _static_private_field1_initializers, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, _static_private_field1_descriptor = { get: __setFunctionName(function () { return this.#field1_accessor_storage; }, "#field1", "get"), set: __setFunctionName(function (value) { this.#field1_accessor_storage = value; }, "#field1", "set") }, _static_private_field1_decorators, { kind: "accessor", name: "#field1", static: true, private: true, access: { has: obj => #field1 in obj, get: obj => obj.#field1, set: (obj, value) => { obj.#field1 = value; } }, metadata: _metadata }, _static_private_field1_initializers, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static #field1_accessor_storage = __runInitializers(this, _static_private_field1_initializers, 0);
@@ -46,10 +46,10 @@ let D = (() => {
         static { __setFunctionName(this, "D"); }
         static { _field1_get = function _field1_get() { return __classPrivateFieldGet(this, _classThis, "f", _field1_accessor_storage); }, _field1_set = function _field1_set(value) { __classPrivateFieldSet(this, _classThis, value, "f", _field1_accessor_storage); }; }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             _field1_accessor_storage = { value: 0 };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2015).js
index 0ddee29bffe2d..6b480c5a73786 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2015).js
@@ -30,11 +30,11 @@ let C = (() => {
             }
         },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(_a, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators_1, { kind: "method", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(_a, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators_1, { kind: "method", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2022).js
index e70164a8e4820..7a67bacf1403b 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es2022).js
@@ -22,11 +22,11 @@ let C = (() => {
     let _member_decorators_1;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(this, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _member_decorators_1, { kind: "method", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(this, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _member_decorators_1, { kind: "method", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         method1() { }
         ["method2"]() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es5).js
index 1c87001510eb2..e8022671da357 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStatic(target=es5).js
@@ -32,11 +32,11 @@ var C = function () {
             return C;
         }()),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(_a, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators_1, { kind: "method", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(_a, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_a, null, _member_decorators_1, { kind: "method", name: _b, static: false, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2015).js
index 6a2d50106bd2e..91339a5c96be8 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2015).js
@@ -23,10 +23,10 @@ let C = (() => {
         _C_instances = new WeakSet(),
         _C_method1_get = function _C_method1_get() { return _private_method1_descriptor.value; },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_method1_decorators = [dec];
-            __esDecorate(_a, _private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _private_method1_decorators, { kind: "method", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_method1_get) }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, _private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _private_method1_decorators, { kind: "method", name: "#method1", static: false, private: true, access: { has: obj => __classPrivateFieldIn(_C_instances, obj), get: obj => __classPrivateFieldGet(obj, _C_instances, "a", _C_method1_get) }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2022).js
index d7d911fe4d731..9d62c6f4fa82a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-nonStaticPrivate(target=es2022).js
@@ -15,10 +15,10 @@ let C = (() => {
     let _private_method1_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_method1_decorators = [dec];
-            __esDecorate(this, _private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _private_method1_decorators, { kind: "method", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, _private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _private_method1_decorators, { kind: "method", name: "#method1", static: false, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         get #method1() { return _private_method1_descriptor.value; }
         constructor() {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2015).js
index bef0e2c65e202..9c226b2e31140 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2015).js
@@ -27,11 +27,11 @@ let C = (() => {
             static [(_static_method1_decorators = [dec(1)], _static_member_decorators = [dec(2)], _static_member_decorators_1 = [dec(3)], _b = __propKey(method3))]() { }
         },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(_a, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators_1, { kind: "method", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(_a, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators_1, { kind: "method", name: _b, static: true, private: false, access: { has: obj => _b in obj, get: obj => obj[_b] }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2022).js
index b7d4318e988a3..73e4f07432022 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es2022).js
@@ -22,11 +22,11 @@ let C = (() => {
     let _static_member_decorators_1;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(this, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_member_decorators_1, { kind: "method", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(this, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: obj => "method1" in obj, get: obj => obj.method1 }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: obj => "method2" in obj, get: obj => obj["method2"] }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_member_decorators_1, { kind: "method", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static method1() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es5).js
index 7079f24eaf8f4..1ed2c1a6fc82c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-static(target=es5).js
@@ -31,11 +31,11 @@ var C = function () {
             return C;
         }()),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(_a, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_a, null, _static_member_decorators_1, { kind: "method", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(_a, null, _static_method1_decorators, { kind: "method", name: "method1", static: true, private: false, access: { has: function (obj) { return "method1" in obj; }, get: function (obj) { return obj.method1; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators, { kind: "method", name: "method2", static: true, private: false, access: { has: function (obj) { return "method2" in obj; }, get: function (obj) { return obj["method2"]; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_a, null, _static_member_decorators_1, { kind: "method", name: _b, static: true, private: false, access: { has: function (obj) { return _b in obj; }, get: function (obj) { return obj[_b]; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2015).js
index 352c7bb4309fb..7aa6dd661fe87 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2015).js
@@ -23,10 +23,10 @@ let C = (() => {
         },
         _C_method1_get = function _C_method1_get() { return _static_private_method1_descriptor.value; },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_method1_decorators = [dec];
-            __esDecorate(_a, _static_private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _static_private_method1_decorators, { kind: "method", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_method1_get) }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, _static_private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _static_private_method1_decorators, { kind: "method", name: "#method1", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_a, obj), get: obj => __classPrivateFieldGet(obj, _a, "a", _C_method1_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_a, _staticExtraInitializers);
         })(),
         _a;
@@ -42,10 +42,10 @@ let D = (() => {
     _method1 = function _method1() { };
     __setFunctionName(_classThis, "D");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         D = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return D = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2022).js
index 60e0494e5d0a3..2a2b99e12f269 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-methods-staticPrivate(target=es2022).js
@@ -20,10 +20,10 @@ let C = (() => {
     let _static_private_method1_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_method1_decorators = [dec];
-            __esDecorate(this, _static_private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _static_private_method1_decorators, { kind: "method", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, _static_private_method1_descriptor = { value: __setFunctionName(function () { }, "#method1") }, _static_private_method1_decorators, { kind: "method", name: "#method1", static: true, private: true, access: { has: obj => #method1 in obj, get: obj => obj.#method1 }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(this, _staticExtraInitializers);
         }
         static get #method1() { return _static_private_method1_descriptor.value; }
@@ -39,10 +39,10 @@ let D = (() => {
         static { __setFunctionName(this, "D"); }
         static { _method1 = function _method1() { }; }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             D = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.1.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.1.js
index 7d9fbad9b275f..0f0896a184ede 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.1.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.1.js
@@ -24,10 +24,10 @@ let C = (() => {
     let _classThis;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.2.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.2.js
index c94616281952d..d7241fc7d2de4 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.2.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.2.js
@@ -24,10 +24,10 @@ exports.default = (() => {
     var default_1 = class {
         static {
             tslib_1.__setFunctionName(this, "default");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             default_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.3.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.3.js
index e0fe4d88b9f3a..12446a7e13bb8 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.3.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-classDecorator.3.js
@@ -29,10 +29,10 @@ let C = (() => {
         static { tslib_1.__setFunctionName(this, "C"); }
         static { _foo = function _foo() { }; }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateAutoAccessor.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateAutoAccessor.js
index 95e5d0c409894..06a8bd7717dd3 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateAutoAccessor.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateAutoAccessor.js
@@ -26,10 +26,10 @@ let C = (() => {
     let _private_x_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_x_decorators = [dec];
-            tslib_1.__esDecorate(this, _private_x_descriptor = { get: tslib_1.__setFunctionName(function () { return this.#x_accessor_storage; }, "#x", "get"), set: tslib_1.__setFunctionName(function (value) { this.#x_accessor_storage = value; }, "#x", "set") }, _private_x_decorators, { kind: "accessor", name: "#x", static: false, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: metadata }, _private_x_initializers, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            tslib_1.__esDecorate(this, _private_x_descriptor = { get: tslib_1.__setFunctionName(function () { return this.#x_accessor_storage; }, "#x", "get"), set: tslib_1.__setFunctionName(function (value) { this.#x_accessor_storage = value; }, "#x", "set") }, _private_x_decorators, { kind: "accessor", name: "#x", static: false, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: _metadata }, _private_x_initializers, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         #x_accessor_storage = (tslib_1.__runInitializers(this, _instanceExtraInitializers), tslib_1.__runInitializers(this, _private_x_initializers, void 0));
         get #x() { return _private_x_descriptor.get.call(this); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateField.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateField.js
index 3c73ecf5723d2..5563ce1d5d58e 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateField.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateField.js
@@ -25,10 +25,10 @@ let C = (() => {
     let _private_x_initializers = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_x_decorators = [dec];
-            tslib_1.__esDecorate(null, null, _private_x_decorators, { kind: "field", name: "#x", static: false, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: metadata }, _private_x_initializers, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            tslib_1.__esDecorate(null, null, _private_x_decorators, { kind: "field", name: "#x", static: false, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: _metadata }, _private_x_initializers, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         #x = (tslib_1.__runInitializers(this, _instanceExtraInitializers), tslib_1.__runInitializers(this, _private_x_initializers, void 0));
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateGetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateGetter.js
index 6c01135db9249..62eaf14ee5094 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateGetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateGetter.js
@@ -25,10 +25,10 @@ let C = (() => {
     let _private_get_foo_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_get_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _private_get_foo_descriptor = { get: tslib_1.__setFunctionName(function () { return 1; }, "#foo", "get") }, _private_get_foo_decorators, { kind: "getter", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            tslib_1.__esDecorate(this, _private_get_foo_descriptor = { get: tslib_1.__setFunctionName(function () { return 1; }, "#foo", "get") }, _private_get_foo_decorators, { kind: "getter", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         get #foo() { return _private_get_foo_descriptor.get.call(this); }
         constructor() {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateMethod.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateMethod.js
index 0c35b93d8c9ec..9d0a757c9c7ff 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateMethod.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateMethod.js
@@ -25,10 +25,10 @@ let C = (() => {
     let _private_foo_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _private_foo_descriptor = { value: tslib_1.__setFunctionName(function () { }, "#foo") }, _private_foo_decorators, { kind: "method", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            tslib_1.__esDecorate(this, _private_foo_descriptor = { value: tslib_1.__setFunctionName(function () { }, "#foo") }, _private_foo_decorators, { kind: "method", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         get #foo() { return _private_foo_descriptor.value; }
         constructor() {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateSetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateSetter.js
index c309208699407..7d4091ba8765a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateSetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-nonStaticPrivateSetter.js
@@ -25,10 +25,10 @@ let C = (() => {
     let _private_set_foo_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _private_set_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _private_set_foo_descriptor = { set: tslib_1.__setFunctionName(function (value) { }, "#foo", "set") }, _private_set_foo_decorators, { kind: "setter", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, set: (obj, value) => { obj.#foo = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            tslib_1.__esDecorate(this, _private_set_foo_descriptor = { set: tslib_1.__setFunctionName(function (value) { }, "#foo", "set") }, _private_set_foo_decorators, { kind: "setter", name: "#foo", static: false, private: true, access: { has: obj => #foo in obj, set: (obj, value) => { obj.#foo = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         set #foo(value) { return _private_set_foo_descriptor.set.call(this, value); }
         constructor() {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedAutoAccessor.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedAutoAccessor.js
index c551d7b4868b2..466c8b6efacb5 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedAutoAccessor.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedAutoAccessor.js
@@ -27,9 +27,9 @@ let C = (() => {
     let _static_member_initializers = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(this, null, _static_member_decorators, { kind: "accessor", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(this, null, _static_member_decorators, { kind: "accessor", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static #_a_accessor_storage = tslib_1.__runInitializers(this, _static_member_initializers, void 0);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedField.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedField.js
index aab5f9174e78c..4bbc49981eff7 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedField.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedField.js
@@ -27,9 +27,9 @@ let C = (() => {
     let _static_member_initializers = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, null, _static_member_decorators, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, _static_member_initializers, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, null, _static_member_decorators, { kind: "field", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _static_member_initializers, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static [(_static_member_decorators = [dec], _a = tslib_1.__propKey(x))] = tslib_1.__runInitializers(this, _static_member_initializers, void 0);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedGetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedGetter.js
index eb961ca90b69a..1b0b5b4e707a1 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedGetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedGetter.js
@@ -26,9 +26,9 @@ let C = (() => {
     let _static_get_member_decorators;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(this, null, _static_get_member_decorators, { kind: "getter", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(this, null, _static_get_member_decorators, { kind: "getter", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static get [(_static_get_member_decorators = [dec], _a = tslib_1.__propKey(x))]() { return 1; }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedMethod.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedMethod.js
index 31513fe1233b4..a46b00282f20f 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedMethod.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedMethod.js
@@ -26,9 +26,9 @@ let C = (() => {
     let _static_member_decorators;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(this, null, _static_member_decorators, { kind: "method", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(this, null, _static_member_decorators, { kind: "method", name: _a, static: true, private: false, access: { has: obj => _a in obj, get: obj => obj[_a] }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static [(_static_member_decorators = [dec], _a = tslib_1.__propKey(x))]() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedSetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedSetter.js
index f711d6afcf7da..9fb1f5bcb4369 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedSetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticComputedSetter.js
@@ -26,9 +26,9 @@ let C = (() => {
     let _static_set_member_decorators;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(this, null, _static_set_member_decorators, { kind: "setter", name: _a, static: true, private: false, access: { has: obj => _a in obj, set: (obj, value) => { obj[_a] = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(this, null, _static_set_member_decorators, { kind: "setter", name: _a, static: true, private: false, access: { has: obj => _a in obj, set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static set [(_static_set_member_decorators = [dec], _a = tslib_1.__propKey(x))](value) { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateAutoAccessor.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateAutoAccessor.js
index 8ae521ffa2e9e..defb6b21926f4 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateAutoAccessor.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateAutoAccessor.js
@@ -26,10 +26,10 @@ let C = (() => {
     let _static_private_x_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_x_decorators = [dec];
-            tslib_1.__esDecorate(this, _static_private_x_descriptor = { get: tslib_1.__setFunctionName(function () { return this.#x_accessor_storage; }, "#x", "get"), set: tslib_1.__setFunctionName(function (value) { this.#x_accessor_storage = value; }, "#x", "set") }, _static_private_x_decorators, { kind: "accessor", name: "#x", static: true, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: metadata }, _static_private_x_initializers, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            tslib_1.__esDecorate(this, _static_private_x_descriptor = { get: tslib_1.__setFunctionName(function () { return this.#x_accessor_storage; }, "#x", "get"), set: tslib_1.__setFunctionName(function (value) { this.#x_accessor_storage = value; }, "#x", "set") }, _static_private_x_decorators, { kind: "accessor", name: "#x", static: true, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: _metadata }, _static_private_x_initializers, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static #x_accessor_storage = tslib_1.__runInitializers(this, _static_private_x_initializers, void 0);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateField.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateField.js
index 06788a58b6b2b..7a88c47383c54 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateField.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateField.js
@@ -25,10 +25,10 @@ let C = (() => {
     let _static_private_x_initializers = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_x_decorators = [dec];
-            tslib_1.__esDecorate(null, null, _static_private_x_decorators, { kind: "field", name: "#x", static: true, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: metadata }, _static_private_x_initializers, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            tslib_1.__esDecorate(null, null, _static_private_x_decorators, { kind: "field", name: "#x", static: true, private: true, access: { has: obj => #x in obj, get: obj => obj.#x, set: (obj, value) => { obj.#x = value; } }, metadata: _metadata }, _static_private_x_initializers, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static #x = tslib_1.__runInitializers(this, _static_private_x_initializers, void 0);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateGetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateGetter.js
index 659f0bd91a5df..aabff8e043c8f 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateGetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateGetter.js
@@ -25,10 +25,10 @@ let C = (() => {
     let _static_private_get_foo_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_get_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _static_private_get_foo_descriptor = { get: tslib_1.__setFunctionName(function () { return 1; }, "#foo", "get") }, _static_private_get_foo_decorators, { kind: "getter", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            tslib_1.__esDecorate(this, _static_private_get_foo_descriptor = { get: tslib_1.__setFunctionName(function () { return 1; }, "#foo", "get") }, _static_private_get_foo_decorators, { kind: "getter", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static get #foo() { return _static_private_get_foo_descriptor.get.call(this); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateMethod.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateMethod.js
index 134ca7dda77a8..582ecbe2fc7f9 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateMethod.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateMethod.js
@@ -25,10 +25,10 @@ let C = (() => {
     let _static_private_foo_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _static_private_foo_descriptor = { value: tslib_1.__setFunctionName(function () { }, "#foo") }, _static_private_foo_decorators, { kind: "method", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            tslib_1.__esDecorate(this, _static_private_foo_descriptor = { value: tslib_1.__setFunctionName(function () { }, "#foo") }, _static_private_foo_decorators, { kind: "method", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, get: obj => obj.#foo }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static get #foo() { return _static_private_foo_descriptor.value; }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateSetter.js b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateSetter.js
index 2aca3f54193de..522e62343e3bf 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateSetter.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-missingEmitHelpers-staticPrivateSetter.js
@@ -25,10 +25,10 @@ let C = (() => {
     let _static_private_set_foo_descriptor;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _static_private_set_foo_decorators = [dec];
-            tslib_1.__esDecorate(this, _static_private_set_foo_descriptor = { set: tslib_1.__setFunctionName(function (value) { }, "#foo", "set") }, _static_private_set_foo_decorators, { kind: "setter", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, set: (obj, value) => { obj.#foo = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            tslib_1.__esDecorate(this, _static_private_set_foo_descriptor = { set: tslib_1.__setFunctionName(function (value) { }, "#foo", "set") }, _static_private_set_foo_decorators, { kind: "setter", name: "#foo", static: true, private: true, access: { has: obj => #foo in obj, set: (obj, value) => { obj.#foo = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(this, _staticExtraInitializers);
         }
         static set #foo(value) { return _static_private_set_foo_descriptor.set.call(this, value); }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2015).js
index 8e3c0b04e4831..23a2abdede464 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2015).js
@@ -19,10 +19,10 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2022).js
index 3c2e22e5e0a7a..91ebccd49cf81 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es2022).js
@@ -17,10 +17,10 @@ let C = (() => {
     let _classThis;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es5).js
index 0a1a71f66c579..0e11a54c1a177 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-multipleDecorators(target=es5).js
@@ -23,10 +23,10 @@ var C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2015).js
index f7bb9a52a0f95..c8d07b57e8617 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2015).js
@@ -55,12 +55,12 @@ let A = (() => {
     };
     __setFunctionName(_classThis, "A");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _b_decorators = [dec(_outerThis)];
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: _metadata }, _b_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         A = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return A = _classThis;
@@ -89,11 +89,11 @@ let B = (() => {
     _b = (_b_decorators = [dec(this)], f(this));
     __setFunctionName(_classThis_1, "B");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_1);
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: _metadata }, _b_initializers, _instanceExtraInitializers_1);
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: _metadata }, null, _classExtraInitializers_1);
         B = _classThis_1 = _classDescriptor_1.value;
-        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return B = _classThis_1;
@@ -119,12 +119,12 @@ let C = (() => {
     _a = new WeakMap();
     __setFunctionName(_classThis_2, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _b_decorators = [dec(_outerThis_1, (x) => __classPrivateFieldGet(x, _a, "f"))];
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_2);
-        __esDecorate(null, _classDescriptor_2 = { value: _classThis_2 }, _classDecorators_2, { kind: "class", name: _classThis_2.name, metadata: metadata }, null, _classExtraInitializers_2);
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: _metadata }, _b_initializers, _instanceExtraInitializers_2);
+        __esDecorate(null, _classDescriptor_2 = { value: _classThis_2 }, _classDecorators_2, { kind: "class", name: _classThis_2.name, metadata: _metadata }, null, _classExtraInitializers_2);
         C = _classThis_2 = _classDescriptor_2.value;
-        if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis_2, _classExtraInitializers_2);
     })();
     return C = _classThis_2;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2021).js b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2021).js
index f7bb9a52a0f95..c8d07b57e8617 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2021).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2021).js
@@ -55,12 +55,12 @@ let A = (() => {
     };
     __setFunctionName(_classThis, "A");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _b_decorators = [dec(_outerThis)];
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: _metadata }, _b_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         A = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return A = _classThis;
@@ -89,11 +89,11 @@ let B = (() => {
     _b = (_b_decorators = [dec(this)], f(this));
     __setFunctionName(_classThis_1, "B");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_1);
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: _metadata }, _b_initializers, _instanceExtraInitializers_1);
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: _metadata }, null, _classExtraInitializers_1);
         B = _classThis_1 = _classDescriptor_1.value;
-        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return B = _classThis_1;
@@ -119,12 +119,12 @@ let C = (() => {
     _a = new WeakMap();
     __setFunctionName(_classThis_2, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _b_decorators = [dec(_outerThis_1, (x) => __classPrivateFieldGet(x, _a, "f"))];
-        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_2);
-        __esDecorate(null, _classDescriptor_2 = { value: _classThis_2 }, _classDecorators_2, { kind: "class", name: _classThis_2.name, metadata: metadata }, null, _classExtraInitializers_2);
+        __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: _metadata }, _b_initializers, _instanceExtraInitializers_2);
+        __esDecorate(null, _classDescriptor_2 = { value: _classThis_2 }, _classDecorators_2, { kind: "class", name: _classThis_2.name, metadata: _metadata }, null, _classExtraInitializers_2);
         C = _classThis_2 = _classDescriptor_2.value;
-        if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis_2, _classExtraInitializers_2);
     })();
     return C = _classThis_2;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2022).js
index 2dec607617f98..34559b259236b 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-outerThisReference(target=es2022).js
@@ -50,12 +50,12 @@ let A = (() => {
     let _b_initializers = [];
     var A = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _b_decorators = [dec(_outerThis)];
-            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: _metadata }, _b_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             A = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         b = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _b_initializers, 2));
@@ -74,11 +74,11 @@ let B = (() => {
     let _b_initializers = [];
     var B = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_1);
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: _metadata }, _b_initializers, _instanceExtraInitializers_1);
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             B = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
         // @ts-ignore
@@ -102,12 +102,12 @@ let C = (() => {
     let _b_initializers = [];
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _b_decorators = [dec(_outerThis_1, (x) => x.#a)];
-            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: metadata }, _b_initializers, _instanceExtraInitializers_2);
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
+            __esDecorate(null, null, _b_decorators, { kind: "field", name: "b", static: false, private: false, access: { has: obj => "b" in obj, get: obj => obj.b, set: (obj, value) => { obj.b = value; } }, metadata: _metadata }, _b_initializers, _instanceExtraInitializers_2);
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
             C = _classThis_2 = _classDescriptor_2.value;
-            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_2, _classExtraInitializers_2);
         }
         #a = (__runInitializers(this, _instanceExtraInitializers_2), 1);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=false).js
index dc75c1138fbd3..b3b629e0c86ef 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=false).js
@@ -24,10 +24,10 @@ let C = (() => {
             }
         },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _speak_decorators = [bound];
-            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=true).js
index e7f789b7d58b3..3174830b7742f 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2015,usedefineforclassfields=true).js
@@ -29,10 +29,10 @@ let C = (() => {
             }
         },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _speak_decorators = [bound];
-            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=false).js
index 7a1515f4d741f..005a2ac5e11cc 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=false).js
@@ -17,10 +17,10 @@ let C = (() => {
     let _speak_decorators;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _speak_decorators = [bound];
-            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         constructor(message) {
             this.message = (__runInitializers(this, _instanceExtraInitializers), message);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=true).js
index 7ec5c2fc999ce..17d39a63a018b 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es2022,usedefineforclassfields=true).js
@@ -17,10 +17,10 @@ let C = (() => {
     let _speak_decorators;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _speak_decorators = [bound];
-            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         message = (__runInitializers(this, _instanceExtraInitializers), void 0);
         constructor(message) {
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=false).js
index 977a9c5d84deb..e3aa44bef0550 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=false).js
@@ -26,10 +26,10 @@ var C = function () {
             return C;
         }()),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _speak_decorators = [bound];
-            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: function (obj) { return "speak" in obj; }, get: function (obj) { return obj.speak; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: function (obj) { return "speak" in obj; }, get: function (obj) { return obj.speak; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=true).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=true).js
index 703b69cbcc20a..3d59885bd8895 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=true).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=es5,usedefineforclassfields=true).js
@@ -36,10 +36,10 @@ var C = function () {
             return C;
         }()),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _speak_decorators = [bound];
-            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: function (obj) { return "speak" in obj; }, get: function (obj) { return obj.speak; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: function (obj) { return "speak" in obj; }, get: function (obj) { return obj.speak; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 }();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=esnext,usedefineforclassfields=false).js b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=esnext,usedefineforclassfields=false).js
index 7a1515f4d741f..005a2ac5e11cc 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=esnext,usedefineforclassfields=false).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-parameterProperties(target=esnext,usedefineforclassfields=false).js
@@ -17,10 +17,10 @@ let C = (() => {
     let _speak_decorators;
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _speak_decorators = [bound];
-            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: metadata }, null, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, null, _speak_decorators, { kind: "method", name: "speak", static: false, private: false, access: { has: obj => "speak" in obj, get: obj => obj.speak }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         constructor(message) {
             this.message = (__runInitializers(this, _instanceExtraInitializers), message);
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2015).js
index 7de5d12b20b56..4dda51ae1f3dd 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2015).js
@@ -33,10 +33,10 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
@@ -52,10 +52,10 @@ export let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
@@ -70,10 +70,10 @@ export default (() => {
     };
     (() => {
         __setFunctionName(_classThis, "default");
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         default_1 = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return default_1 = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2022).js
index 3a9f6ebe99fcb..3f7961a0a165a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es2022).js
@@ -31,10 +31,10 @@ let C = (() => {
     let _classThis;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -49,10 +49,10 @@ export let C = (() => {
     let _classThis;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -67,10 +67,10 @@ export default (() => {
     var default_1 = class {
         static {
             __setFunctionName(this, "default");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             default_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es5).js
index 313bec5e50b94..3dddb2039080a 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName(target=es5).js
@@ -39,10 +39,10 @@ var C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
@@ -64,10 +64,10 @@ var C = exports.C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
@@ -88,10 +88,10 @@ var default_1 = function () {
     }());
     (function () {
         __setFunctionName(_classThis, "default_1");
-        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         default_1 = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return default_1 = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2015).js
index 3457f6d5b62d1..83ef4c41ad474 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2015).js
@@ -18,10 +18,10 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2022).js
index 04516d046b5bb..f528cc65cda71 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es2022).js
@@ -16,10 +16,10 @@ let C = (() => {
     let _classThis;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es5).js
index 99526d976452d..9a8cac9627877 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es5).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-simpleTransformation(target=es5).js
@@ -22,10 +22,10 @@ var C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js
index a8db8110bf283..52048e7b275b2 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js
@@ -147,7 +147,7 @@ let C = (() => {
     _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _method_decorators = [dec, dec];
         _get_x_decorators = [dec, dec];
         _set_x_decorators = [dec, dec];
@@ -158,19 +158,19 @@ let C = (() => {
         _static_private_set_x_decorators = [dec, dec];
         _static_private_y_decorators = [dec, dec];
         _static_private_z_decorators = [dec, dec];
-        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
-        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
-        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
+        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
+        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _staticExtraInitializers);
     })();
     _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js.map b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js.map
index 6285591bb25e9..14730d8f88a84 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js.map
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).js.map
@@ -1,6 +1,6 @@
 //// [esDecorators-classDeclaration-sourceMap.js.map]
-{"version":3,"file":"esDecorators-classDeclaration-sourceMap.js","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;IAIM,CAAC;;4BAFN,GAAG,EACH,GAAG;;;;;;;;;;;;;;;;;;;;;;;;;;YAgBA,MAAC,kGAAG,CAAC,GAAC;YAIG,yEAAI,CAAC,GAAC;QAqBnB,CAAC;QArCG,MAAM,KAAI,CAAC;QAIX,IAAI,CAAC,KAAK,OAAO,CAAC,CAAC,CAAC,CAAC;QAIrB,IAAI,CAAC,CAAC,KAAa,IAAI,CAAC;QAQxB,IAAS,CAAC,uEAAK;QAAf,IAAS,CAAC,4EAAK;;;;;;;;;;;8BAlBd,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;yBAGH,GAAG,EACH,GAAG;yBAGH,GAAG,EACH,GAAG;6CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;wCAGH,GAAG,EACH,GAAG;wCAGH,GAAG,EACH,GAAG;QAfJ,+DAAA,yBAAA,cAAkB,CAAC,YAAA,oSAAA;QAInB,8DAAA,uBAAA,cAAkB,OAAO,CAAC,CAAC,CAAC,CAAC,cAAA,yRAAA;QAI7B,8DAAA,uBAAA,UAAc,KAAa,IAAI,CAAC,cAAA,8SAAA;QAQhC,0DAAA,uBAAA,gGAAuB,cAAA,EAAvB,uBAAA,qGAAuB,cAAA,wYAAA;QApCvB,2KAAA,MAAM,4DAAK;QAIX,gKAAI,CAAC,4DAAgB;QAIrB,2KAAI,CAAC,uEAAmB;QAQxB,8JAAS,CAAC,6BAAD,CAAC,kFAAK;QAgBf,kZAAc;QApBd,qJAAA,CAAC,6BAAD,CAAC,kFAAK;QAfV,4KAwCC;;;QAxCK,wDAAC;;IAmCI,4EAAK,CAAC,GAAJ,CAAK;IAIE,6FAAK,CAAC,GAAJ,CAAK;;QAvCrB,uDAAC"}
-//// https://sokra.github.io/source-map-visualization#base64,var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
    var _, done = false;
    for (var i = decorators.length - 1; i >= 0; i--) {
        var context = {};
        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
        if (kind === "accessor") {
            if (result === void 0) continue;
            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
            if (_ = accept(result.get)) descriptor.get = _;
            if (_ = accept(result.set)) descriptor.set = _;
            if (_ = accept(result.init)) initializers.unshift(_);
        }
        else if (_ = accept(result)) {
            if (kind === "field") initializers.unshift(_);
            else descriptor[key] = _;
        }
    }
    if (target) Object.defineProperty(target, contextIn.name, descriptor);
    done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
    var useValue = arguments.length > 2;
    for (var i = 0; i < initializers.length; i++) {
        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
    }
    return useValue ? value : void 0;
};
var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
    if (kind === "m") throw new TypeError("Private method is not writable");
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
    return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
var __classPrivateFieldIn = (this && this.__classPrivateFieldIn) || function(state, receiver) {
    if (receiver === null || (typeof receiver !== "object" && typeof receiver !== "function")) throw new TypeError("Cannot use 'in' operator on non-object");
    return typeof state === "function" ? receiver === state : state.has(receiver);
};
let C = (() => {
    var _method_get, _x_get, _x_set, _y, _z_accessor_storage, _z_get, _z_set, _z_1_accessor_storage;
    let _classDecorators = [dec, dec];
    let _classDescriptor;
    let _classExtraInitializers = [];
    let _classThis;
    let _staticExtraInitializers = [];
    let _instanceExtraInitializers = [];
    let _static_private_method_decorators;
    let _static_private_method_descriptor;
    let _static_private_get_x_decorators;
    let _static_private_get_x_descriptor;
    let _static_private_set_x_decorators;
    let _static_private_set_x_descriptor;
    let _static_private_y_decorators;
    let _static_private_y_initializers = [];
    let _static_private_z_decorators;
    let _static_private_z_initializers = [];
    let _static_private_z_descriptor;
    let _method_decorators;
    let _get_x_decorators;
    let _set_x_decorators;
    let _y_decorators;
    let _y_initializers = [];
    let _z_decorators;
    let _z_initializers = [];
    var C = _classThis = class {
        constructor() {
            this.y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, 1));
            _z_1_accessor_storage.set(this, __runInitializers(this, _z_initializers, 1));
        }
        method() { }
        get x() { return 1; }
        set x(value) { }
        get z() { return __classPrivateFieldGet(this, _z_1_accessor_storage, "f"); }
        set z(value) { __classPrivateFieldSet(this, _z_1_accessor_storage, value, "f"); }
    };
    _z_1_accessor_storage = new WeakMap();
    _method_get = function _method_get() { return _static_private_method_descriptor.value; };
    _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); };
    _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); };
    _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); };
    _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
    __setFunctionName(_classThis, "C");
    (() => {
        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
        _method_decorators = [dec, dec];
        _get_x_decorators = [dec, dec];
        _set_x_decorators = [dec, dec];
        _y_decorators = [dec, dec];
        _z_decorators = [dec, dec];
        _static_private_method_decorators = [dec, dec];
        _static_private_get_x_decorators = [dec, dec];
        _static_private_set_x_decorators = [dec, dec];
        _static_private_y_decorators = [dec, dec];
        _static_private_z_decorators = [dec, dec];
        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
        C = _classThis = _classDescriptor.value;
        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
        __runInitializers(_classThis, _staticExtraInitializers);
    })();
    _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
    _z_accessor_storage = { value: __runInitializers(_classThis, _static_private_z_initializers, 1) };
    (() => {
        __runInitializers(_classThis, _classExtraInitializers);
    })();
    return C = _classThis;
})();
//# sourceMappingURL=esDecorators-classDeclaration-sourceMap.js.map,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,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
+{"version":3,"file":"esDecorators-classDeclaration-sourceMap.js","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;IAIM,CAAC;;4BAFN,GAAG,EACH,GAAG;;;;;;;;;;;;;;;;;;;;;;;;;;YAgBA,MAAC,kGAAG,CAAC,GAAC;YAIG,yEAAI,CAAC,GAAC;QAqBnB,CAAC;QArCG,MAAM,KAAI,CAAC;QAIX,IAAI,CAAC,KAAK,OAAO,CAAC,CAAC,CAAC,CAAC;QAIrB,IAAI,CAAC,CAAC,KAAa,IAAI,CAAC;QAQxB,IAAS,CAAC,uEAAK;QAAf,IAAS,CAAC,4EAAK;;;;;;;;;;;8BAlBd,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;yBAGH,GAAG,EACH,GAAG;yBAGH,GAAG,EACH,GAAG;6CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;wCAGH,GAAG,EACH,GAAG;wCAGH,GAAG,EACH,GAAG;QAfJ,+DAAA,yBAAA,cAAkB,CAAC,YAAA,qSAAA;QAInB,8DAAA,uBAAA,cAAkB,OAAO,CAAC,CAAC,CAAC,CAAC,cAAA,0RAAA;QAI7B,8DAAA,uBAAA,UAAc,KAAa,IAAI,CAAC,cAAA,+SAAA;QAQhC,0DAAA,uBAAA,gGAAuB,cAAA,EAAvB,uBAAA,qGAAuB,cAAA,yYAAA;QApCvB,2KAAA,MAAM,6DAAK;QAIX,gKAAI,CAAC,6DAAgB;QAIrB,2KAAI,CAAC,wEAAmB;QAQxB,8JAAS,CAAC,6BAAD,CAAC,mFAAK;QAgBf,mZAAc;QApBd,qJAAA,CAAC,6BAAD,CAAC,mFAAK;QAfV,6KAwCC;;;QAxCK,wDAAC;;IAmCI,4EAAK,CAAC,GAAJ,CAAK;IAIE,6FAAK,CAAC,GAAJ,CAAK;;QAvCrB,uDAAC"}
+//// https://sokra.github.io/source-map-visualization#base64,var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
    var _, done = false;
    for (var i = decorators.length - 1; i >= 0; i--) {
        var context = {};
        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
        if (kind === "accessor") {
            if (result === void 0) continue;
            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
            if (_ = accept(result.get)) descriptor.get = _;
            if (_ = accept(result.set)) descriptor.set = _;
            if (_ = accept(result.init)) initializers.unshift(_);
        }
        else if (_ = accept(result)) {
            if (kind === "field") initializers.unshift(_);
            else descriptor[key] = _;
        }
    }
    if (target) Object.defineProperty(target, contextIn.name, descriptor);
    done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
    var useValue = arguments.length > 2;
    for (var i = 0; i < initializers.length; i++) {
        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
    }
    return useValue ? value : void 0;
};
var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
    if (kind === "m") throw new TypeError("Private method is not writable");
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
    return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
var __classPrivateFieldIn = (this && this.__classPrivateFieldIn) || function(state, receiver) {
    if (receiver === null || (typeof receiver !== "object" && typeof receiver !== "function")) throw new TypeError("Cannot use 'in' operator on non-object");
    return typeof state === "function" ? receiver === state : state.has(receiver);
};
let C = (() => {
    var _method_get, _x_get, _x_set, _y, _z_accessor_storage, _z_get, _z_set, _z_1_accessor_storage;
    let _classDecorators = [dec, dec];
    let _classDescriptor;
    let _classExtraInitializers = [];
    let _classThis;
    let _staticExtraInitializers = [];
    let _instanceExtraInitializers = [];
    let _static_private_method_decorators;
    let _static_private_method_descriptor;
    let _static_private_get_x_decorators;
    let _static_private_get_x_descriptor;
    let _static_private_set_x_decorators;
    let _static_private_set_x_descriptor;
    let _static_private_y_decorators;
    let _static_private_y_initializers = [];
    let _static_private_z_decorators;
    let _static_private_z_initializers = [];
    let _static_private_z_descriptor;
    let _method_decorators;
    let _get_x_decorators;
    let _set_x_decorators;
    let _y_decorators;
    let _y_initializers = [];
    let _z_decorators;
    let _z_initializers = [];
    var C = _classThis = class {
        constructor() {
            this.y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, 1));
            _z_1_accessor_storage.set(this, __runInitializers(this, _z_initializers, 1));
        }
        method() { }
        get x() { return 1; }
        set x(value) { }
        get z() { return __classPrivateFieldGet(this, _z_1_accessor_storage, "f"); }
        set z(value) { __classPrivateFieldSet(this, _z_1_accessor_storage, value, "f"); }
    };
    _z_1_accessor_storage = new WeakMap();
    _method_get = function _method_get() { return _static_private_method_descriptor.value; };
    _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); };
    _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); };
    _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); };
    _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
    __setFunctionName(_classThis, "C");
    (() => {
        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
        _method_decorators = [dec, dec];
        _get_x_decorators = [dec, dec];
        _set_x_decorators = [dec, dec];
        _y_decorators = [dec, dec];
        _z_decorators = [dec, dec];
        _static_private_method_decorators = [dec, dec];
        _static_private_get_x_decorators = [dec, dec];
        _static_private_set_x_decorators = [dec, dec];
        _static_private_y_decorators = [dec, dec];
        _static_private_z_decorators = [dec, dec];
        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
        C = _classThis = _classDescriptor.value;
        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
        __runInitializers(_classThis, _staticExtraInitializers);
    })();
    _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
    _z_accessor_storage = { value: __runInitializers(_classThis, _static_private_z_initializers, 1) };
    (() => {
        __runInitializers(_classThis, _classExtraInitializers);
    })();
    return C = _classThis;
})();
//# sourceMappingURL=esDecorators-classDeclaration-sourceMap.js.map,eyJ2ZXJzaW9uIjozLCJmaWxlIjoiZXNEZWNvcmF0b3JzLWNsYXNzRGVjbGFyYXRpb24tc291cmNlTWFwLmpzIiwic291cmNlUm9vdCI6IiIsInNvdXJjZXMiOlsiZXNEZWNvcmF0b3JzLWNsYXNzRGVjbGFyYXRpb24tc291cmNlTWFwLnRzIl0sIm5hbWVzIjpbXSwibWFwcGluZ3MiOiI7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7O0lBSU0sQ0FBQzs7NEJBRk4sR0FBRyxFQUNILEdBQUc7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7Ozs7O1lBZ0JBLE1BQUMsa0dBQUcsQ0FBQyxHQUFDO1lBSUcseUVBQUksQ0FBQyxHQUFDO1FBcUJuQixDQUFDO1FBckNHLE1BQU0sS0FBSSxDQUFDO1FBSVgsSUFBSSxDQUFDLEtBQUssT0FBTyxDQUFDLENBQUMsQ0FBQyxDQUFDO1FBSXJCLElBQUksQ0FBQyxDQUFDLEtBQWEsSUFBSSxDQUFDO1FBUXhCLElBQVMsQ0FBQyx1RUFBSztRQUFmLElBQVMsQ0FBQyw0RUFBSzs7Ozs7Ozs7Ozs7OEJBbEJkLEdBQUcsRUFDSCxHQUFHOzZCQUdILEdBQUcsRUFDSCxHQUFHOzZCQUdILEdBQUcsRUFDSCxHQUFHO3lCQUdILEdBQUcsRUFDSCxHQUFHO3lCQUdILEdBQUcsRUFDSCxHQUFHOzZDQUdILEdBQUcsRUFDSCxHQUFHOzRDQUdILEdBQUcsRUFDSCxHQUFHOzRDQUdILEdBQUcsRUFDSCxHQUFHO3dDQUdILEdBQUcsRUFDSCxHQUFHO3dDQUdILEdBQUcsRUFDSCxHQUFHO1FBZkosK0RBQUEseUJBQUEsY0FBa0IsQ0FBQyxZQUFBLHFTQUFBO1FBSW5CLDhEQUFBLHVCQUFBLGNBQWtCLE9BQU8sQ0FBQyxDQUFDLENBQUMsQ0FBQyxjQUFBLDBSQUFBO1FBSTdCLDhEQUFBLHVCQUFBLFVBQWMsS0FBYSxJQUFJLENBQUMsY0FBQSwrU0FBQTtRQVFoQywwREFBQSx1QkFBQSxnR0FBdUIsY0FBQSxFQUF2Qix1QkFBQSxxR0FBdUIsY0FBQSx5WUFBQTtRQXBDdkIsMktBQUEsTUFBTSw2REFBSztRQUlYLGdLQUFJLENBQUMsNkRBQWdCO1FBSXJCLDJLQUFJLENBQUMsd0VBQW1CO1FBUXhCLDhKQUFTLENBQUMsNkJBQUQsQ0FBQyxtRkFBSztRQWdCZixtWkFBYztRQXBCZCxxSkFBQSxDQUFDLDZCQUFELENBQUMsbUZBQUs7UUFmViw2S0F3Q0M7OztRQXhDSyx3REFBQzs7SUFtQ0ksNEVBQUssQ0FBQyxHQUFKLENBQUs7SUFJRSw2RkFBSyxDQUFDLEdBQUosQ0FBSzs7UUF2Q3JCLHVEQUFDIn0=,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
 
 //// [esDecorators-classDeclaration-sourceMap.d.ts.map]
 {"version":3,"file":"esDecorators-classDeclaration-sourceMap.d.ts","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":"AAAA,OAAO,CAAC,IAAI,GAAG,EAAE,GAAG,CAAC;AAErB,cAEM,CAAC;;IAGH,MAAM;IAEN,IAEI,CAAC,IAIQ,MAAM,CAJE;IAErB,IAEI,CAAC,CAAC,KAAK,EAAE,MAAM,EAAK;IAIxB,CAAC,SAAK;IAIN,QAAQ,CAAC,CAAC,SAAK;CAqBlB"}
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).sourcemap.txt b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).sourcemap.txt
index 9ac94b3448d21..04cda30faa73e 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).sourcemap.txt
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2015).sourcemap.txt
@@ -318,7 +318,7 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 >>>    _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); };
 >>>    __setFunctionName(_classThis, "C");
 >>>    (() => {
->>>        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+>>>        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
 >>>        _method_decorators = [dec, dec];
 1 >^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 2 >                              ^^^
@@ -490,7 +490,7 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >                                        ^^^
 3 >                                           ^^
 4 >                                             ^^^
-5 >                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+5 >                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >    static #y = 1;
   >
@@ -504,14 +504,14 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >Emitted(109, 46) Source(43, 6) + SourceIndex(0)
 4 >Emitted(109, 49) Source(43, 9) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
+>>>        __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
 1->^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
 4 >                                                                                                ^^^^^^^^^^^^^^
 5 >                                                                                                              ^
 6 >                                                                                                               ^^^^^^^^^^^^
-7 >                                                                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+7 >                                                                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
 2 >        
 3 >                                                                       
@@ -525,9 +525,9 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 4 >Emitted(110, 111) Source(28, 23) + SourceIndex(0)
 5 >Emitted(110, 112) Source(28, 24) + SourceIndex(0)
 6 >Emitted(110, 124) Source(28, 24) + SourceIndex(0)
-7 >Emitted(110, 416) Source(28, 24) + SourceIndex(0)
+7 >Emitted(110, 417) Source(28, 24) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
+>>>        __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
 1 >^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                      ^^^^^^^^^^^^^^^^^^^^^^^
@@ -538,8 +538,8 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 8 >                                                                                                                    ^
 9 >                                                                                                                     ^
 10>                                                                                                                      ^^^^^^^^^^^^^^
-11>                                                                                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-12>                                                                                                                                                                                                                                                                                                                                                                                                                             ^^^^^^^^^^^^^^^^^->
+11>                                                                                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+12>                                                                                                                                                                                                                                                                                                                                                                                                                              ^^^^^^^^^^^^^^^^^->
 1 >
   >
   >    @dec
@@ -565,9 +565,9 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 8 >Emitted(111, 118) Source(32, 33) + SourceIndex(0)
 9 >Emitted(111, 119) Source(32, 34) + SourceIndex(0)
 10>Emitted(111, 133) Source(32, 34) + SourceIndex(0)
-11>Emitted(111, 414) Source(32, 34) + SourceIndex(0)
+11>Emitted(111, 415) Source(32, 34) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+>>>        __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
 1->^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                      ^^^^^^^^^^^^^^^^^^^^^^^
@@ -576,8 +576,8 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 6 >                                                                                                            ^^^^
 7 >                                                                                                                ^
 8 >                                                                                                                 ^^^^^^^^^^^^^^
-9 >                                                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-10>                                                                                                                                                                                                                                                                                                                                                                                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+9 >                                                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+10>                                                                                                                                                                                                                                                                                                                                                                                                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -599,9 +599,9 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 6 >Emitted(112, 113) Source(36, 36) + SourceIndex(0)
 7 >Emitted(112, 114) Source(36, 37) + SourceIndex(0)
 8 >Emitted(112, 128) Source(36, 37) + SourceIndex(0)
-9 >Emitted(112, 430) Source(36, 37) + SourceIndex(0)
+9 >Emitted(112, 431) Source(36, 37) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
+>>>        __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
 1->^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                  ^^^^^^^^^^^^^^^^^^^^^^^
@@ -611,7 +611,7 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 7 >                                                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^
 8 >                                                                                                                                                                                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 9 >                                                                                                                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^
-10>                                                                                                                                                                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+10>                                                                                                                                                                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
   >
   >    @dec
@@ -639,13 +639,13 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 7 >Emitted(113, 225) Source(44, 5) + SourceIndex(0)
 8 >Emitted(113, 326) Source(44, 28) + SourceIndex(0)
 9 >Emitted(113, 340) Source(44, 28) + SourceIndex(0)
-10>Emitted(113, 732) Source(44, 28) + SourceIndex(0)
+10>Emitted(113, 733) Source(44, 28) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+>>>        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
 1 >^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                                   ^^^^^^
-4 >                                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+4 >                                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >        
 3 >                                                                                                                                                                                   method
@@ -653,14 +653,14 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 1 >Emitted(114, 9) Source(8, 5) + SourceIndex(0)
 2 >Emitted(114, 180) Source(8, 5) + SourceIndex(0)
 3 >Emitted(114, 186) Source(8, 11) + SourceIndex(0)
-4 >Emitted(114, 246) Source(8, 16) + SourceIndex(0)
+4 >Emitted(114, 247) Source(8, 16) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
+>>>        __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
 1 >^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                        ^
-4 >                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-5 >                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^->
+4 >                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+5 >                                                                                                                                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^->
 1 >
   >
   >    @dec
@@ -672,14 +672,14 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 1 >Emitted(115, 9) Source(12, 5) + SourceIndex(0)
 2 >Emitted(115, 169) Source(12, 9) + SourceIndex(0)
 3 >Emitted(115, 170) Source(12, 10) + SourceIndex(0)
-4 >Emitted(115, 230) Source(12, 26) + SourceIndex(0)
+4 >Emitted(115, 231) Source(12, 26) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+>>>        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
 1->^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                                   ^
-4 >                                                                                                                                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-5 >                                                                                                                                                                                                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+4 >                                                                                                                                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+5 >                                                                                                                                                                                                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -691,16 +691,16 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 1->Emitted(116, 9) Source(16, 5) + SourceIndex(0)
 2 >Emitted(116, 180) Source(16, 9) + SourceIndex(0)
 3 >Emitted(116, 181) Source(16, 10) + SourceIndex(0)
-4 >Emitted(116, 252) Source(16, 29) + SourceIndex(0)
+4 >Emitted(116, 253) Source(16, 29) + SourceIndex(0)
 ---
->>>        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
+>>>        __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
 1->^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                      ^
 4 >                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 5 >                                                                                                                                                                                                    ^
-6 >                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-7 >                                                                                                                                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+6 >                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+7 >                                                                                                                                                                                                                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -720,11 +720,11 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >Emitted(117, 168) Source(24, 15) + SourceIndex(0)
 4 >Emitted(117, 197) Source(24, 14) + SourceIndex(0)
 5 >Emitted(117, 198) Source(24, 15) + SourceIndex(0)
-6 >Emitted(117, 280) Source(24, 20) + SourceIndex(0)
+6 >Emitted(117, 281) Source(24, 20) + SourceIndex(0)
 ---
->>>        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
+>>>        __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
 1->^^^^^^^^
-2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
   >
   >    @dec
@@ -744,15 +744,15 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
   >    
 2 >        static #y = 1;
 1->Emitted(118, 9) Source(40, 5) + SourceIndex(0)
-2 >Emitted(118, 411) Source(40, 19) + SourceIndex(0)
+2 >Emitted(118, 412) Source(40, 19) + SourceIndex(0)
 ---
->>>        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+>>>        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
 1 >^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                             ^
 4 >                                                                                                                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 5 >                                                                                                                                                                                           ^
-6 >                                                                                                                                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+6 >                                                                                                                                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >        
 3 >                                                                                                                                                             y
@@ -764,11 +764,11 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >Emitted(119, 159) Source(20, 6) + SourceIndex(0)
 4 >Emitted(119, 188) Source(20, 5) + SourceIndex(0)
 5 >Emitted(119, 189) Source(20, 6) + SourceIndex(0)
-6 >Emitted(119, 271) Source(20, 11) + SourceIndex(0)
+6 >Emitted(119, 272) Source(20, 11) + SourceIndex(0)
 ---
->>>        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+>>>        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
 1 >^^^^^^^^
-2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >        class C {
   >            @dec
@@ -812,10 +812,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
   >            static accessor #z = 1;
   >        }
 1 >Emitted(120, 9) Source(5, 1) + SourceIndex(0)
-2 >Emitted(120, 181) Source(45, 2) + SourceIndex(0)
+2 >Emitted(120, 182) Source(45, 2) + SourceIndex(0)
 ---
 >>>        C = _classThis = _classDescriptor.value;
->>>        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+>>>        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
 >>>        __runInitializers(_classThis, _staticExtraInitializers);
 1 >^^^^^^^^
 2 >        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js
index 512265b53a5d4..bb0d257e8a756 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js
@@ -132,7 +132,7 @@ let C = (() => {
         static { __setFunctionName(this, "C"); }
         static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _method_decorators = [dec, dec];
             _get_x_decorators = [dec, dec];
             _set_x_decorators = [dec, dec];
@@ -143,19 +143,19 @@ let C = (() => {
             _static_private_set_x_decorators = [dec, dec];
             _static_private_y_decorators = [dec, dec];
             _static_private_z_decorators = [dec, dec];
-            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
-            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
+            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _staticExtraInitializers);
         }
         method() { }
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js.map b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js.map
index d58150cb9dc96..e8f8ee2251d59 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js.map
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).js.map
@@ -1,6 +1,6 @@
 //// [esDecorators-classDeclaration-sourceMap.js.map]
-{"version":3,"file":"esDecorators-classDeclaration-sourceMap.js","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;IAIM,CAAC;;4BAFN,GAAG,EACH,GAAG;;;;;;;;;;;;;;;;;;;;;;;;;;;;;kCAEC,GAAG,EACH,GAAG;iCAGH,GAAG,EACH,GAAG;iCAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;iDAGH,GAAG,EACH,GAAG;gDAGH,GAAG,EACH,GAAG;gDAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;YAfJ,yDAAA,yBAAA,cAAkB,CAAC,YAAA,oSAAA;YAInB,wDAAA,uBAAA,cAAkB,OAAO,CAAC,CAAC,CAAC,CAAC,cAAA,yRAAA;YAI7B,wDAAA,uBAAA,UAAc,KAAa,IAAI,CAAC,cAAA,8SAAA;YAQhC,oDAAA,uBAAA,0FAAuB,cAAA,EAAvB,uBAAA,+FAAuB,cAAA,wYAAA;YApCvB,qKAAA,MAAM,4DAAK;YAIX,0JAAI,CAAC,4DAAgB;YAIrB,qKAAI,CAAC,uEAAmB;YAQxB,wJAAS,CAAC,6BAAD,CAAC,kFAAK;YAgBf,kZAAc;YApBd,qJAAA,CAAC,6BAAD,CAAC,kFAAK;YAfV,gKAwCC;;;YAxCK,wDAAC;;QAGH,MAAM,KAAI,CAAC;QAIX,IAAI,CAAC,KAAK,OAAO,CAAC,CAAC,CAAC,CAAC;QAIrB,IAAI,CAAC,CAAC,KAAa,IAAI,CAAC;QAIxB,CAAC,kGAAG,CAAC,GAAC;QAIN,+DAAa,CAAC,EAAC;QAAf,IAAS,CAAC,uCAAK;QAAf,IAAS,CAAC,6CAAK;;YAgBR,4EAAK,CAAC,GAAJ,CAAK;;;YAIE,6FAAK,CAAC,GAAJ,CAAK;;;YAvCrB,uDAAC"}
-//// https://sokra.github.io/source-map-visualization#base64,var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
    var _, done = false;
    for (var i = decorators.length - 1; i >= 0; i--) {
        var context = {};
        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
        if (kind === "accessor") {
            if (result === void 0) continue;
            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
            if (_ = accept(result.get)) descriptor.get = _;
            if (_ = accept(result.set)) descriptor.set = _;
            if (_ = accept(result.init)) initializers.unshift(_);
        }
        else if (_ = accept(result)) {
            if (kind === "field") initializers.unshift(_);
            else descriptor[key] = _;
        }
    }
    if (target) Object.defineProperty(target, contextIn.name, descriptor);
    done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
    var useValue = arguments.length > 2;
    for (var i = 0; i < initializers.length; i++) {
        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
    }
    return useValue ? value : void 0;
};
var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
};
var __classPrivateFieldIn = (this && this.__classPrivateFieldIn) || function(state, receiver) {
    if (receiver === null || (typeof receiver !== "object" && typeof receiver !== "function")) throw new TypeError("Cannot use 'in' operator on non-object");
    return typeof state === "function" ? receiver === state : state.has(receiver);
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
    if (kind === "m") throw new TypeError("Private method is not writable");
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
    return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
let C = (() => {
    var _method_get, _x_get, _x_set, _y, _z_accessor_storage, _z_get, _z_set;
    let _classDecorators = [dec, dec];
    let _classDescriptor;
    let _classExtraInitializers = [];
    let _classThis;
    let _staticExtraInitializers = [];
    let _instanceExtraInitializers = [];
    let _static_private_method_decorators;
    let _static_private_method_descriptor;
    let _static_private_get_x_decorators;
    let _static_private_get_x_descriptor;
    let _static_private_set_x_decorators;
    let _static_private_set_x_descriptor;
    let _static_private_y_decorators;
    let _static_private_y_initializers = [];
    let _static_private_z_decorators;
    let _static_private_z_initializers = [];
    let _static_private_z_descriptor;
    let _method_decorators;
    let _get_x_decorators;
    let _set_x_decorators;
    let _y_decorators;
    let _y_initializers = [];
    let _z_decorators;
    let _z_initializers = [];
    var C = class {
        static { __setFunctionName(this, "C"); }
        static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
        static {
            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
            _method_decorators = [dec, dec];
            _get_x_decorators = [dec, dec];
            _set_x_decorators = [dec, dec];
            _y_decorators = [dec, dec];
            _z_decorators = [dec, dec];
            _static_private_method_decorators = [dec, dec];
            _static_private_get_x_decorators = [dec, dec];
            _static_private_set_x_decorators = [dec, dec];
            _static_private_y_decorators = [dec, dec];
            _static_private_z_decorators = [dec, dec];
            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
            C = _classThis = _classDescriptor.value;
            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
            __runInitializers(_classThis, _staticExtraInitializers);
        }
        method() { }
        get x() { return 1; }
        set x(value) { }
        y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, 1));
        #z_accessor_storage = __runInitializers(this, _z_initializers, 1);
        get z() { return this.#z_accessor_storage; }
        set z(value) { this.#z_accessor_storage = value; }
        static {
            _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
        }
        static {
            _z_accessor_storage = { value: __runInitializers(_classThis, _static_private_z_initializers, 1) };
        }
        static {
            __runInitializers(_classThis, _classExtraInitializers);
        }
    };
    return C = _classThis;
})();
//# sourceMappingURL=esDecorators-classDeclaration-sourceMap.js.map,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,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
+{"version":3,"file":"esDecorators-classDeclaration-sourceMap.js","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;IAIM,CAAC;;4BAFN,GAAG,EACH,GAAG;;;;;;;;;;;;;;;;;;;;;;;;;;;;;kCAEC,GAAG,EACH,GAAG;iCAGH,GAAG,EACH,GAAG;iCAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;6BAGH,GAAG,EACH,GAAG;iDAGH,GAAG,EACH,GAAG;gDAGH,GAAG,EACH,GAAG;gDAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;4CAGH,GAAG,EACH,GAAG;YAfJ,yDAAA,yBAAA,cAAkB,CAAC,YAAA,qSAAA;YAInB,wDAAA,uBAAA,cAAkB,OAAO,CAAC,CAAC,CAAC,CAAC,cAAA,0RAAA;YAI7B,wDAAA,uBAAA,UAAc,KAAa,IAAI,CAAC,cAAA,+SAAA;YAQhC,oDAAA,uBAAA,0FAAuB,cAAA,EAAvB,uBAAA,+FAAuB,cAAA,yYAAA;YApCvB,qKAAA,MAAM,6DAAK;YAIX,0JAAI,CAAC,6DAAgB;YAIrB,qKAAI,CAAC,wEAAmB;YAQxB,wJAAS,CAAC,6BAAD,CAAC,mFAAK;YAgBf,mZAAc;YApBd,qJAAA,CAAC,6BAAD,CAAC,mFAAK;YAfV,iKAwCC;;;YAxCK,wDAAC;;QAGH,MAAM,KAAI,CAAC;QAIX,IAAI,CAAC,KAAK,OAAO,CAAC,CAAC,CAAC,CAAC;QAIrB,IAAI,CAAC,CAAC,KAAa,IAAI,CAAC;QAIxB,CAAC,kGAAG,CAAC,GAAC;QAIN,+DAAa,CAAC,EAAC;QAAf,IAAS,CAAC,uCAAK;QAAf,IAAS,CAAC,6CAAK;;YAgBR,4EAAK,CAAC,GAAJ,CAAK;;;YAIE,6FAAK,CAAC,GAAJ,CAAK;;;YAvCrB,uDAAC"}
+//// https://sokra.github.io/source-map-visualization#base64,var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
    var _, done = false;
    for (var i = decorators.length - 1; i >= 0; i--) {
        var context = {};
        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
        if (kind === "accessor") {
            if (result === void 0) continue;
            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
            if (_ = accept(result.get)) descriptor.get = _;
            if (_ = accept(result.set)) descriptor.set = _;
            if (_ = accept(result.init)) initializers.unshift(_);
        }
        else if (_ = accept(result)) {
            if (kind === "field") initializers.unshift(_);
            else descriptor[key] = _;
        }
    }
    if (target) Object.defineProperty(target, contextIn.name, descriptor);
    done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
    var useValue = arguments.length > 2;
    for (var i = 0; i < initializers.length; i++) {
        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
    }
    return useValue ? value : void 0;
};
var __setFunctionName = (this && this.__setFunctionName) || function (f, name, prefix) {
    if (typeof name === "symbol") name = name.description ? "[".concat(name.description, "]") : "";
    return Object.defineProperty(f, "name", { configurable: true, value: prefix ? "".concat(prefix, " ", name) : name });
};
var __classPrivateFieldIn = (this && this.__classPrivateFieldIn) || function(state, receiver) {
    if (receiver === null || (typeof receiver !== "object" && typeof receiver !== "function")) throw new TypeError("Cannot use 'in' operator on non-object");
    return typeof state === "function" ? receiver === state : state.has(receiver);
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
    if (kind === "m") throw new TypeError("Private method is not writable");
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
    return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
let C = (() => {
    var _method_get, _x_get, _x_set, _y, _z_accessor_storage, _z_get, _z_set;
    let _classDecorators = [dec, dec];
    let _classDescriptor;
    let _classExtraInitializers = [];
    let _classThis;
    let _staticExtraInitializers = [];
    let _instanceExtraInitializers = [];
    let _static_private_method_decorators;
    let _static_private_method_descriptor;
    let _static_private_get_x_decorators;
    let _static_private_get_x_descriptor;
    let _static_private_set_x_decorators;
    let _static_private_set_x_descriptor;
    let _static_private_y_decorators;
    let _static_private_y_initializers = [];
    let _static_private_z_decorators;
    let _static_private_z_initializers = [];
    let _static_private_z_descriptor;
    let _method_decorators;
    let _get_x_decorators;
    let _set_x_decorators;
    let _y_decorators;
    let _y_initializers = [];
    let _z_decorators;
    let _z_initializers = [];
    var C = class {
        static { __setFunctionName(this, "C"); }
        static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
        static {
            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
            _method_decorators = [dec, dec];
            _get_x_decorators = [dec, dec];
            _set_x_decorators = [dec, dec];
            _y_decorators = [dec, dec];
            _z_decorators = [dec, dec];
            _static_private_method_decorators = [dec, dec];
            _static_private_get_x_decorators = [dec, dec];
            _static_private_set_x_decorators = [dec, dec];
            _static_private_y_decorators = [dec, dec];
            _static_private_z_decorators = [dec, dec];
            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
            C = _classThis = _classDescriptor.value;
            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
            __runInitializers(_classThis, _staticExtraInitializers);
        }
        method() { }
        get x() { return 1; }
        set x(value) { }
        y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, 1));
        #z_accessor_storage = __runInitializers(this, _z_initializers, 1);
        get z() { return this.#z_accessor_storage; }
        set z(value) { this.#z_accessor_storage = value; }
        static {
            _y = { value: __runInitializers(_classThis, _static_private_y_initializers, 1) };
        }
        static {
            _z_accessor_storage = { value: __runInitializers(_classThis, _static_private_z_initializers, 1) };
        }
        static {
            __runInitializers(_classThis, _classExtraInitializers);
        }
    };
    return C = _classThis;
})();
//# sourceMappingURL=esDecorators-classDeclaration-sourceMap.js.map,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,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
 
 //// [esDecorators-classDeclaration-sourceMap.d.ts.map]
 {"version":3,"file":"esDecorators-classDeclaration-sourceMap.d.ts","sourceRoot":"","sources":["esDecorators-classDeclaration-sourceMap.ts"],"names":[],"mappings":"AAAA,OAAO,CAAC,IAAI,GAAG,EAAE,GAAG,CAAC;AAErB,cAEM,CAAC;;IAGH,MAAM;IAEN,IAEI,CAAC,IAIQ,MAAM,CAJE;IAErB,IAEI,CAAC,CAAC,KAAK,EAAE,MAAM,EAAK;IAIxB,CAAC,SAAK;IAIN,QAAQ,CAAC,CAAC,SAAK;CAqBlB"}
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).sourcemap.txt b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).sourcemap.txt
index 653845d7f5904..7134da86eba9c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).sourcemap.txt
+++ b/tests/baselines/reference/esDecorators-classDeclaration-sourceMap(target=es2022).sourcemap.txt
@@ -117,7 +117,7 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 >>>        static { __setFunctionName(this, "C"); }
 >>>        static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
 >>>        static {
->>>            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+>>>            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
 >>>            _method_decorators = [dec, dec];
 1 >^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 2 >                                  ^^^
@@ -291,7 +291,7 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 2 >                                            ^^^
 3 >                                               ^^
 4 >                                                 ^^^
-5 >                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+5 >                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >    static #y = 1;
   >
@@ -305,14 +305,14 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >Emitted(94, 50) Source(43, 6) + SourceIndex(0)
 4 >Emitted(94, 53) Source(43, 9) + SourceIndex(0)
 ---
->>>            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
+>>>            __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
 1->^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^
 4 >                                                                                              ^^^^^^^^^^^^^^
 5 >                                                                                                            ^
 6 >                                                                                                             ^^^^^^^^^^^^
-7 >                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+7 >                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
 2 >            
 3 >                                                                     
@@ -326,9 +326,9 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 4 >Emitted(95, 109) Source(28, 23) + SourceIndex(0)
 5 >Emitted(95, 110) Source(28, 24) + SourceIndex(0)
 6 >Emitted(95, 122) Source(28, 24) + SourceIndex(0)
-7 >Emitted(95, 414) Source(28, 24) + SourceIndex(0)
+7 >Emitted(95, 415) Source(28, 24) + SourceIndex(0)
 ---
->>>            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
+>>>            __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
 1 >^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                    ^^^^^^^^^^^^^^^^^^^^^^^
@@ -339,8 +339,8 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 8 >                                                                                                                  ^
 9 >                                                                                                                   ^
 10>                                                                                                                    ^^^^^^^^^^^^^^
-11>                                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-12>                                                                                                                                                                                                                                                                                                                                                                                                                           ^^^^^^^^^^^^^^^^^->
+11>                                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+12>                                                                                                                                                                                                                                                                                                                                                                                                                            ^^^^^^^^^^^^^^^^^->
 1 >
   >
   >    @dec
@@ -366,9 +366,9 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 8 >Emitted(96, 116) Source(32, 33) + SourceIndex(0)
 9 >Emitted(96, 117) Source(32, 34) + SourceIndex(0)
 10>Emitted(96, 131) Source(32, 34) + SourceIndex(0)
-11>Emitted(96, 412) Source(32, 34) + SourceIndex(0)
+11>Emitted(96, 413) Source(32, 34) + SourceIndex(0)
 ---
->>>            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
+>>>            __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
 1->^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                    ^^^^^^^^^^^^^^^^^^^^^^^
@@ -377,8 +377,8 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 6 >                                                                                                          ^^^^
 7 >                                                                                                              ^
 8 >                                                                                                               ^^^^^^^^^^^^^^
-9 >                                                                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-10>                                                                                                                                                                                                                                                                                                                                                                                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+9 >                                                                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+10>                                                                                                                                                                                                                                                                                                                                                                                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -400,9 +400,9 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 6 >Emitted(97, 111) Source(36, 36) + SourceIndex(0)
 7 >Emitted(97, 112) Source(36, 37) + SourceIndex(0)
 8 >Emitted(97, 126) Source(36, 37) + SourceIndex(0)
-9 >Emitted(97, 428) Source(36, 37) + SourceIndex(0)
+9 >Emitted(97, 429) Source(36, 37) + SourceIndex(0)
 ---
->>>            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
+>>>            __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
 1->^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                ^^^^^^^^^^^^^^^^^^^^^^^
@@ -412,7 +412,7 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 7 >                                                                                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^
 8 >                                                                                                                                                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 9 >                                                                                                                                                                                                                                                                                                                       ^^^^^^^^^^^^^^
-10>                                                                                                                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+10>                                                                                                                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
   >
   >    @dec
@@ -440,13 +440,13 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 7 >Emitted(98, 217) Source(44, 5) + SourceIndex(0)
 8 >Emitted(98, 312) Source(44, 28) + SourceIndex(0)
 9 >Emitted(98, 326) Source(44, 28) + SourceIndex(0)
-10>Emitted(98, 718) Source(44, 28) + SourceIndex(0)
+10>Emitted(98, 719) Source(44, 28) + SourceIndex(0)
 ---
->>>            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
+>>>            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
 1 >^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                                 ^^^^^^
-4 >                                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+4 >                                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >            
 3 >                                                                                                                                                                                 method
@@ -454,14 +454,14 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 1 >Emitted(99, 13) Source(8, 5) + SourceIndex(0)
 2 >Emitted(99, 178) Source(8, 5) + SourceIndex(0)
 3 >Emitted(99, 184) Source(8, 11) + SourceIndex(0)
-4 >Emitted(99, 244) Source(8, 16) + SourceIndex(0)
+4 >Emitted(99, 245) Source(8, 16) + SourceIndex(0)
 ---
->>>            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
+>>>            __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
 1 >^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                      ^
-4 >                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-5 >                                                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^->
+4 >                                                                                                                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+5 >                                                                                                                                                                                                                                    ^^^^^^^^^^^^^^^^^^^^^^^->
 1 >
   >
   >    @dec
@@ -473,14 +473,14 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 1 >Emitted(100, 13) Source(12, 5) + SourceIndex(0)
 2 >Emitted(100, 167) Source(12, 9) + SourceIndex(0)
 3 >Emitted(100, 168) Source(12, 10) + SourceIndex(0)
-4 >Emitted(100, 228) Source(12, 26) + SourceIndex(0)
+4 >Emitted(100, 229) Source(12, 26) + SourceIndex(0)
 ---
->>>            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
+>>>            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
 1->^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                                 ^
-4 >                                                                                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-5 >                                                                                                                                                                                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+4 >                                                                                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+5 >                                                                                                                                                                                                                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -492,16 +492,16 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 1->Emitted(101, 13) Source(16, 5) + SourceIndex(0)
 2 >Emitted(101, 178) Source(16, 9) + SourceIndex(0)
 3 >Emitted(101, 179) Source(16, 10) + SourceIndex(0)
-4 >Emitted(101, 250) Source(16, 29) + SourceIndex(0)
+4 >Emitted(101, 251) Source(16, 29) + SourceIndex(0)
 ---
->>>            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
+>>>            __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
 1->^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                    ^
 4 >                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 5 >                                                                                                                                                                                                  ^
-6 >                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-7 >                                                                                                                                                                                                                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+6 >                                                                                                                                                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+7 >                                                                                                                                                                                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
 1->
   >
   >    @dec
@@ -521,11 +521,11 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >Emitted(102, 166) Source(24, 15) + SourceIndex(0)
 4 >Emitted(102, 195) Source(24, 14) + SourceIndex(0)
 5 >Emitted(102, 196) Source(24, 15) + SourceIndex(0)
-6 >Emitted(102, 278) Source(24, 20) + SourceIndex(0)
+6 >Emitted(102, 279) Source(24, 20) + SourceIndex(0)
 ---
->>>            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
+>>>            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
 1->^^^^^^^^^^^^
-2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1->
   >
   >    @dec
@@ -545,15 +545,15 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
   >    
 2 >            static #y = 1;
 1->Emitted(103, 13) Source(40, 5) + SourceIndex(0)
-2 >Emitted(103, 415) Source(40, 19) + SourceIndex(0)
+2 >Emitted(103, 416) Source(40, 19) + SourceIndex(0)
 ---
->>>            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
+>>>            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
 1 >^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 3 >                                                                                                                                                                 ^
 4 >                                                                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 5 >                                                                                                                                                                                               ^
-6 >                                                                                                                                                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+6 >                                                                                                                                                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >            
 3 >                                                                                                                                                                 y
@@ -565,11 +565,11 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
 3 >Emitted(104, 163) Source(20, 6) + SourceIndex(0)
 4 >Emitted(104, 192) Source(20, 5) + SourceIndex(0)
 5 >Emitted(104, 193) Source(20, 6) + SourceIndex(0)
-6 >Emitted(104, 275) Source(20, 11) + SourceIndex(0)
+6 >Emitted(104, 276) Source(20, 11) + SourceIndex(0)
 ---
->>>            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+>>>            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
 1 >^^^^^^^^^^^^
-2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 >
 2 >            class C {
   >                @dec
@@ -613,10 +613,10 @@ sourceFile:esDecorators-classDeclaration-sourceMap.ts
   >                static accessor #z = 1;
   >            }
 1 >Emitted(105, 13) Source(5, 1) + SourceIndex(0)
-2 >Emitted(105, 173) Source(45, 2) + SourceIndex(0)
+2 >Emitted(105, 174) Source(45, 2) + SourceIndex(0)
 ---
 >>>            C = _classThis = _classDescriptor.value;
->>>            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+>>>            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
 >>>            __runInitializers(_classThis, _staticExtraInitializers);
 1 >^^^^^^^^^^^^
 2 >            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js
index 1f94026e17066..e515763512da9 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js
@@ -32,10 +32,10 @@ const method = "method";
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             Reflect.get(_classSuper, "method", _classThis).call(_classThis);
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js
index c3f5930ea5d99..238b9ac227381 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js
@@ -39,10 +39,10 @@ class C3 extends ((() => {}) as any) {
     });
     var C1 = class extends _classSuper {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             Reflect.get(_classSuper, "name", _classThis);
@@ -62,10 +62,10 @@ class C3 extends ((() => {}) as any) {
     let _classSuper_1 = (0, function () { });
     var C2 = class extends _classSuper_1 {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             Reflect.get(_classSuper_1, "name", _classThis_1);
@@ -85,10 +85,10 @@ class C3 extends ((() => {}) as any) {
     let _classSuper_2 = (0, (() => { }));
     var C3 = class extends _classSuper_2 {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
-            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             Reflect.get(_classSuper_2, "name", _classThis_2);
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js
index f8046a13e3ca3..f128718ba237b 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js
@@ -55,10 +55,10 @@ const x = "x";
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static {
             var _a, _b, _c, _d, _e, _f, _g, _h, _j, _k, _l, _m, _o, _p, _q, _r, _s;
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js
index ceaf9630126f7..85a8d3afb5621 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js
@@ -30,10 +30,10 @@ const method = "method";
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static a = Reflect.get(_classSuper, "method", _classThis).call(_classThis);
         static b = Reflect.get(_classSuper, "method", _classThis).call(_classThis);
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js
index 5c035f00444be..10ebe5d29c37c 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js
@@ -59,10 +59,10 @@ const x = "x";
     let _classSuper = Base;
     var C1 = class extends _classSuper {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static a = Reflect.get(_classSuper, "x", _classThis);
         static b = (() => {
@@ -105,10 +105,10 @@ const x = "x";
     let _classSuper_1 = Base;
     var C2 = class extends _classSuper_1 {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static a = Reflect.get(_classSuper_1, "x", _classThis_1);
         static b = (() => {
@@ -151,10 +151,10 @@ const x = "x";
     let _classSuper_2 = Base;
     var C3 = class extends _classSuper_2 {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
-            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         static a = Reflect.get(_classSuper_2, x, _classThis_2);
         static b = (() => {
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js
index 7dee3db7850b2..b73ef49493ca1 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js
@@ -36,10 +36,10 @@ class C extends Base {
     let _classThis;
     var C = class extends Base {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         static m() { super.method(); }
diff --git a/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2015).js b/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2015).js
index 9f54045d09db2..bbcd0d1eddd9f 100644
--- a/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2015).js
@@ -136,7 +136,7 @@ class C {
         _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); },
         __setFunctionName(_classThis, "C"),
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _method_decorators = [dec, dec];
             _get_x_decorators = [dec, dec];
             _set_x_decorators = [dec, dec];
@@ -147,19 +147,19 @@ class C {
             _static_private_set_x_decorators = [dec, dec];
             _static_private_y_decorators = [dec, dec];
             _static_private_z_decorators = [dec, dec];
-            __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
-            __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
-            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+            __esDecorate(_classThis, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_classThis, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_classThis, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(_classThis, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(_classThis, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(_classThis, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
+            __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_classThis, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(_classThis, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
+            __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _staticExtraInitializers);
         })(),
         /*29*/
diff --git a/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2022).js b/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2022).js
index 101aab4418634..6c8b9450b30d6 100644
--- a/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-classExpression-commentPreservation(target=es2022).js
@@ -115,7 +115,7 @@ class C {
     var C = (_a = class {
             static { _method_get = function _method_get() { return _static_private_method_descriptor.value; }, _x_get = function _x_get() { return _static_private_get_x_descriptor.get.call(this); }, _x_set = function _x_set(value) { return _static_private_set_x_descriptor.set.call(this, value); }, _z_get = function _z_get() { return _static_private_z_descriptor.get.call(this); }, _z_set = function _z_set(value) { return _static_private_z_descriptor.set.call(this, value); }; }
             static {
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _method_decorators = [dec, dec];
                 _get_x_decorators = [dec, dec];
                 _set_x_decorators = [dec, dec];
@@ -126,19 +126,19 @@ class C {
                 _static_private_set_x_decorators = [dec, dec];
                 _static_private_y_decorators = [dec, dec];
                 _static_private_z_decorators = [dec, dec];
-                __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: metadata }, null, _staticExtraInitializers);
-                __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: metadata }, null, _staticExtraInitializers);
-                __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: metadata }, null, _staticExtraInitializers);
-                __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: metadata }, _static_private_z_initializers, _staticExtraInitializers);
-                __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
-                __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: metadata }, null, _instanceExtraInitializers);
-                __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-                __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: metadata }, _z_initializers, _instanceExtraInitializers);
-                __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: metadata }, _static_private_y_initializers, _staticExtraInitializers);
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                __esDecorate(this, _static_private_method_descriptor = { value: __setFunctionName(function () { }, "#method") }, _static_private_method_decorators, { kind: "method", name: "#method", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _method_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+                __esDecorate(this, _static_private_get_x_descriptor = { get: __setFunctionName(function () { return 1; }, "#x", "get") }, _static_private_get_x_decorators, { kind: "getter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _x_get) }, metadata: _metadata }, null, _staticExtraInitializers);
+                __esDecorate(this, _static_private_set_x_descriptor = { set: __setFunctionName(function (value) { }, "#x", "set") }, _static_private_set_x_decorators, { kind: "setter", name: "#x", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _x_set); } }, metadata: _metadata }, null, _staticExtraInitializers);
+                __esDecorate(this, _static_private_z_descriptor = { get: __setFunctionName(function () { return __classPrivateFieldGet(this, _classThis, "f", _z_accessor_storage); }, "#z", "get"), set: __setFunctionName(function (value) { __classPrivateFieldSet(this, _classThis, value, "f", _z_accessor_storage); }, "#z", "set") }, _static_private_z_decorators, { kind: "accessor", name: "#z", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "a", _z_get), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "a", _z_set); } }, metadata: _metadata }, _static_private_z_initializers, _staticExtraInitializers);
+                __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
+                __esDecorate(this, null, _get_x_decorators, { kind: "getter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, get: obj => obj.x }, metadata: _metadata }, null, _instanceExtraInitializers);
+                __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+                __esDecorate(this, null, _z_decorators, { kind: "accessor", name: "z", static: false, private: false, access: { has: obj => "z" in obj, get: obj => obj.z, set: (obj, value) => { obj.z = value; } }, metadata: _metadata }, _z_initializers, _instanceExtraInitializers);
+                __esDecorate(null, null, _static_private_y_decorators, { kind: "field", name: "#y", static: true, private: true, access: { has: obj => __classPrivateFieldIn(_classThis, obj), get: obj => __classPrivateFieldGet(obj, _classThis, "f", _y), set: (obj, value) => { __classPrivateFieldSet(obj, _classThis, value, "f", _y); } }, metadata: _metadata }, _static_private_y_initializers, _staticExtraInitializers);
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 C = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis, _staticExtraInitializers);
             }
             /*5*/
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.1.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.1.js
index 0b5ee1892a11f..bed5df27d04c5 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.1.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.1.js
@@ -24,10 +24,10 @@ exports.C = (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.10.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.10.js
index c6e3d19ae5cb0..9db21684e229d 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.10.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.10.js
@@ -27,10 +27,10 @@ C &&= (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.11.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.11.js
index 332f05c0deeda..c5013296c2457 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.11.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.11.js
@@ -27,10 +27,10 @@ C ??= (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.12.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.12.js
index f0aceb4b5046f..df19da3e92ece 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.12.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.12.js
@@ -24,10 +24,10 @@ function f(C = (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.13.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.13.js
index e88523252e544..96c21e2f2cf06 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.13.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.13.js
@@ -24,10 +24,10 @@ exports.C = (((() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.14.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.14.js
index 00d8a118653f4..8a1298187dea6 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.14.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.14.js
@@ -26,10 +26,10 @@ const tslib_1 = require("tslib");
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, _a);
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.15.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.15.js
index 516f52356b662..47d5012276bea 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.15.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.15.js
@@ -25,10 +25,10 @@ class C {
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "D");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.16.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.16.js
index b065d740b9927..c6d9b1f3a1079 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.16.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.16.js
@@ -27,10 +27,10 @@ class C {
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, _a);
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.17.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.17.js
index 3ca0d0b78a816..6b95c18ab4d5f 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.17.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.17.js
@@ -28,10 +28,10 @@ var C;
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "C");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.2.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.2.js
index 9b4259196fcfe..345d11217b4aa 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.2.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.2.js
@@ -23,10 +23,10 @@ exports.C = (() => {
     let _classThis;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.3.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.3.js
index 375284fb6a791..fcce71d39d1e4 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.3.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.3.js
@@ -23,10 +23,10 @@ exports.default = ((() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "default");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.4.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.4.js
index 583fa12c3352b..7de30600ab03f 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.4.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.4.js
@@ -27,10 +27,10 @@ C = (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.5.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.5.js
index ddbf5cc852285..7968160ab7319 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.5.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.5.js
@@ -27,10 +27,10 @@ var C;
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "C");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.6.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.6.js
index 42bcd245a2250..640021bf2d535 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.6.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.6.js
@@ -24,10 +24,10 @@ const tslib_1 = require("tslib");
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "C");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.7.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.7.js
index 6e3d1cfa1fa54..88b6b52984ac9 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.7.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.7.js
@@ -27,10 +27,10 @@ var C;
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "C");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.8.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.8.js
index 83f2bac583153..5788189274832 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.8.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.8.js
@@ -27,10 +27,10 @@ var C;
         var class_1 = class {
             static {
                 tslib_1.__setFunctionName(this, "C");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 tslib_1.__runInitializers(_classThis, _classExtraInitializers);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.9.js b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.9.js
index 1181a52a25ed4..24825c7baaea9 100644
--- a/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.9.js
+++ b/tests/baselines/reference/esDecorators-classExpression-missingEmitHelpers-classDecorator.9.js
@@ -27,10 +27,10 @@ C ||= (() => {
     var class_1 = class {
         static {
             tslib_1.__setFunctionName(this, "C");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            tslib_1.__esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             tslib_1.__runInitializers(_classThis, _classExtraInitializers);
         }
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.1.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.1.js
index b316f6f14f287..4413a6e611894 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.1.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.1.js
@@ -42,10 +42,10 @@ x = (() => {
     var class_1 = class {
         static {
             __setFunctionName(this, "x");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -58,10 +58,10 @@ x = (() => {
     return class {
         static {
             __setFunctionName(this, "x");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
     };
@@ -76,10 +76,10 @@ x &&= (() => {
     var class_2 = class {
         static {
             __setFunctionName(this, "x");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             class_2 = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
@@ -92,10 +92,10 @@ x &&= (() => {
     return class {
         static {
             __setFunctionName(this, "x");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_1);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
     };
@@ -110,10 +110,10 @@ x ||= (() => {
     var class_3 = class {
         static {
             __setFunctionName(this, "x");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
             class_3 = _classThis_2 = _classDescriptor_2.value;
-            if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_2, _classExtraInitializers_2);
         }
     };
@@ -126,10 +126,10 @@ x ||= (() => {
     return class {
         static {
             __setFunctionName(this, "x");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_2);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_2);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers_2), __runInitializers(this, _y_initializers, void 0));
     };
@@ -144,10 +144,10 @@ x ??= (() => {
     var class_4 = class {
         static {
             __setFunctionName(this, "x");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_3);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_3);
             class_4 = _classThis_3 = _classDescriptor_3.value;
-            if (metadata) Object.defineProperty(_classThis_3, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_3, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_3, _classExtraInitializers_3);
         }
     };
@@ -160,10 +160,10 @@ x ??= (() => {
     return class {
         static {
             __setFunctionName(this, "x");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_3);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_3);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers_3), __runInitializers(this, _y_initializers, void 0));
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.10.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.10.js
index f413aab01a0f6..91f05e35ef744 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.10.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.10.js
@@ -48,10 +48,10 @@ var _a, _b;
             var class_1 = class {
                 static {
                     __setFunctionName(this, "x");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                    __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                    __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                     class_1 = _classThis = _classDescriptor.value;
-                    if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                     __runInitializers(_classThis, _classExtraInitializers);
                 }
             };
@@ -69,10 +69,10 @@ var _a, _b;
             var class_2 = class {
                 static {
                     __setFunctionName(this, "x");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                    __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                    __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
                     class_2 = _classThis_1 = _classDescriptor_1.value;
-                    if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                     __runInitializers(_classThis_1, _classExtraInitializers_1);
                 }
             };
@@ -90,10 +90,10 @@ var _a, _b;
             var class_3 = class {
                 static {
                     __setFunctionName(this, "0");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                    __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                    __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
                     class_3 = _classThis_2 = _classDescriptor_2.value;
-                    if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                     __runInitializers(_classThis_2, _classExtraInitializers_2);
                 }
             };
@@ -111,10 +111,10 @@ var _a, _b;
             var class_4 = class {
                 static {
                     __setFunctionName(this, "x");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                    __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_3);
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                    __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_3);
                     class_4 = _classThis_3 = _classDescriptor_3.value;
-                    if (metadata) Object.defineProperty(_classThis_3, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    if (_metadata) Object.defineProperty(_classThis_3, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                     __runInitializers(_classThis_3, _classExtraInitializers_3);
                 }
             };
@@ -132,10 +132,10 @@ var _a, _b;
             var class_5 = class {
                 static {
                     __setFunctionName(this, "0");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                    __esDecorate(null, _classDescriptor_4 = { value: this }, _classDecorators_4, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_4);
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                    __esDecorate(null, _classDescriptor_4 = { value: this }, _classDecorators_4, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_4);
                     class_5 = _classThis_4 = _classDescriptor_4.value;
-                    if (metadata) Object.defineProperty(_classThis_4, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    if (_metadata) Object.defineProperty(_classThis_4, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                     __runInitializers(_classThis_4, _classExtraInitializers_4);
                 }
             };
@@ -154,10 +154,10 @@ var _a, _b;
             var class_6 = class {
                 static {
                     __setFunctionName(this, _a);
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                    __esDecorate(null, _classDescriptor_5 = { value: this }, _classDecorators_5, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_5);
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                    __esDecorate(null, _classDescriptor_5 = { value: this }, _classDecorators_5, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_5);
                     class_6 = _classThis_5 = _classDescriptor_5.value;
-                    if (metadata) Object.defineProperty(_classThis_5, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    if (_metadata) Object.defineProperty(_classThis_5, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                     __runInitializers(_classThis_5, _classExtraInitializers_5);
                 }
             };
@@ -176,10 +176,10 @@ var _a, _b;
             var class_7 = class {
                 static {
                     __setFunctionName(this, "__proto__");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                    __esDecorate(null, _classDescriptor_6 = { value: this }, _classDecorators_6, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_6);
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                    __esDecorate(null, _classDescriptor_6 = { value: this }, _classDecorators_6, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_6);
                     class_7 = _classThis_6 = _classDescriptor_6.value;
-                    if (metadata) Object.defineProperty(_classThis_6, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    if (_metadata) Object.defineProperty(_classThis_6, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                     __runInitializers(_classThis_6, _classExtraInitializers_6);
                 }
             };
@@ -197,10 +197,10 @@ var _a, _b;
             var class_8 = class {
                 static {
                     __setFunctionName(this, "__proto__");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                    __esDecorate(null, _classDescriptor_7 = { value: this }, _classDecorators_7, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_7);
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                    __esDecorate(null, _classDescriptor_7 = { value: this }, _classDecorators_7, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_7);
                     class_8 = _classThis_7 = _classDescriptor_7.value;
-                    if (metadata) Object.defineProperty(_classThis_7, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    if (_metadata) Object.defineProperty(_classThis_7, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                     __runInitializers(_classThis_7, _classExtraInitializers_7);
                 }
             };
@@ -217,10 +217,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "x");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+                    if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
             };
@@ -236,10 +236,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "x");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
-                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_1);
+                    if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
             };
@@ -255,10 +255,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "0");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_2);
-                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_2);
+                    if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_2), __runInitializers(this, _y_initializers, void 0));
             };
@@ -274,10 +274,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "x");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_3);
-                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_3);
+                    if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_3), __runInitializers(this, _y_initializers, void 0));
             };
@@ -293,10 +293,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "0");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_4);
-                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_4);
+                    if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_4), __runInitializers(this, _y_initializers, void 0));
             };
@@ -314,10 +314,10 @@ var _a, _b;
             var class_9 = class {
                 static {
                     __setFunctionName(this, _b);
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                    __esDecorate(null, _classDescriptor_8 = { value: this }, _classDecorators_8, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_8);
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                    __esDecorate(null, _classDescriptor_8 = { value: this }, _classDecorators_8, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_8);
                     class_9 = _classThis_8 = _classDescriptor_8.value;
-                    if (metadata) Object.defineProperty(_classThis_8, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    if (_metadata) Object.defineProperty(_classThis_8, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                     __runInitializers(_classThis_8, _classExtraInitializers_8);
                 }
             };
@@ -335,10 +335,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "__proto__");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_5);
-                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_5);
+                    if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_5), __runInitializers(this, _y_initializers, void 0));
             };
@@ -354,10 +354,10 @@ var _a, _b;
             return class {
                 static {
                     __setFunctionName(this, "__proto__");
-                    const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                    const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                     _y_decorators = [dec];
-                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_6);
-                    if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                    __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_6);
+                    if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 }
                 y = (__runInitializers(this, _instanceExtraInitializers_6), __runInitializers(this, _y_initializers, void 0));
             };
@@ -372,10 +372,10 @@ var _a, _b;
         let _static_x_initializers = [];
         return class C {
             static {
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _static_x_decorators = [dec];
-                __esDecorate(null, null, _static_x_decorators, { kind: "field", name: "x", static: true, private: false, access: { has: obj => "x" in obj, get: obj => obj.x, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, _static_x_initializers, _staticExtraInitializers);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _static_x_decorators, { kind: "field", name: "x", static: true, private: false, access: { has: obj => "x" in obj, get: obj => obj.x, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, _static_x_initializers, _staticExtraInitializers);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(this, _staticExtraInitializers);
             }
             static x = __runInitializers(this, _static_x_initializers, (() => {
@@ -386,10 +386,10 @@ var _a, _b;
                 var class_10 = class {
                     static {
                         __setFunctionName(this, "x");
-                        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                        __esDecorate(null, _classDescriptor_9 = { value: this }, _classDecorators_9, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_9);
+                        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                        __esDecorate(null, _classDescriptor_9 = { value: this }, _classDecorators_9, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_9);
                         class_10 = _classThis_9 = _classDescriptor_9.value;
-                        if (metadata) Object.defineProperty(_classThis_9, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                        if (_metadata) Object.defineProperty(_classThis_9, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                         __runInitializers(_classThis_9, _classExtraInitializers_9);
                     }
                 };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.11.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.11.js
index fd7c9f5703d23..08177ab3a2084 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.11.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.11.js
@@ -24,10 +24,10 @@ declare let dec: any;
     var class_1 = class {
         static {
             __setFunctionName(this, "");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -39,10 +39,10 @@ declare let dec: any;
     let _y_initializers = [];
     return class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
     };
@@ -55,10 +55,10 @@ declare let dec: any;
     let _classThis_1;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
@@ -70,10 +70,10 @@ declare let dec: any;
     let _y_initializers = [];
     return class C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_1);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.2.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.2.js
index 9e8a9fca92b04..7165499bcebec 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.2.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.2.js
@@ -46,10 +46,10 @@ let x, f;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -62,10 +62,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
@@ -78,10 +78,10 @@ let x, f;
         var class_2 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
                 class_2 = _classThis_1 = _classDescriptor_1.value;
-                if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_1, _classExtraInitializers_1);
             }
         };
@@ -94,10 +94,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_1);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
         };
@@ -110,10 +110,10 @@ let x, f;
         var class_3 = class {
             static {
                 __setFunctionName(this, "0");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
                 class_3 = _classThis_2 = _classDescriptor_2.value;
-                if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_2, _classExtraInitializers_2);
             }
         };
@@ -126,10 +126,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, "0");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_2);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_2);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_2), __runInitializers(this, _y_initializers, void 0));
         };
@@ -142,10 +142,10 @@ let x, f;
         var class_4 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_3);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_3 = { value: this }, _classDecorators_3, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_3);
                 class_4 = _classThis_3 = _classDescriptor_3.value;
-                if (metadata) Object.defineProperty(_classThis_3, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_3, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_3, _classExtraInitializers_3);
             }
         };
@@ -158,10 +158,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_3);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_3);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_3), __runInitializers(this, _y_initializers, void 0));
         };
@@ -174,10 +174,10 @@ let x, f;
         var class_5 = class {
             static {
                 __setFunctionName(this, "0");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_4 = { value: this }, _classDecorators_4, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_4);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_4 = { value: this }, _classDecorators_4, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_4);
                 class_5 = _classThis_4 = _classDescriptor_4.value;
-                if (metadata) Object.defineProperty(_classThis_4, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_4, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_4, _classExtraInitializers_4);
             }
         };
@@ -190,10 +190,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, "0");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_4);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_4);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_4), __runInitializers(this, _y_initializers, void 0));
         };
@@ -206,10 +206,10 @@ let x, f;
         var class_6 = class {
             static {
                 __setFunctionName(this, _a);
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_5 = { value: this }, _classDecorators_5, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_5);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_5 = { value: this }, _classDecorators_5, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_5);
                 class_6 = _classThis_5 = _classDescriptor_5.value;
-                if (metadata) Object.defineProperty(_classThis_5, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_5, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_5, _classExtraInitializers_5);
             }
         };
@@ -222,10 +222,10 @@ let x, f;
         return class {
             static {
                 __setFunctionName(this, _b);
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_5);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_5);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_5), __runInitializers(this, _y_initializers, void 0));
         };
@@ -239,10 +239,10 @@ let x, f;
         var class_7 = class {
             static {
                 __setFunctionName(this, "");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_6 = { value: this }, _classDecorators_6, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_6);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_6 = { value: this }, _classDecorators_6, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_6);
                 class_7 = _classThis_6 = _classDescriptor_6.value;
-                if (metadata) Object.defineProperty(_classThis_6, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_6, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_6, _classExtraInitializers_6);
             }
         };
@@ -256,10 +256,10 @@ let x, f;
         var class_8 = class {
             static {
                 __setFunctionName(this, "");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_7 = { value: this }, _classDecorators_7, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_7);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_7 = { value: this }, _classDecorators_7, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_7);
                 class_8 = _classThis_7 = _classDescriptor_7.value;
-                if (metadata) Object.defineProperty(_classThis_7, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_7, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_7, _classExtraInitializers_7);
             }
         };
@@ -274,10 +274,10 @@ let x, f;
         var class_9 = class {
             static {
                 __setFunctionName(this, "__proto__");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_8 = { value: this }, _classDecorators_8, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_8);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_8 = { value: this }, _classDecorators_8, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_8);
                 class_9 = _classThis_8 = _classDescriptor_8.value;
-                if (metadata) Object.defineProperty(_classThis_8, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_8, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_8, _classExtraInitializers_8);
             }
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.3.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.3.js
index d6a1d0a0683b7..904439e087b72 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.3.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.3.js
@@ -31,10 +31,10 @@ declare let dec: any;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -49,10 +49,10 @@ declare let dec: any;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
@@ -67,10 +67,10 @@ declare let dec: any;
         var class_2 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
                 class_2 = _classThis_1 = _classDescriptor_1.value;
-                if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_1, _classExtraInitializers_1);
             }
         };
@@ -85,10 +85,10 @@ declare let dec: any;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_1);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
         };
@@ -105,10 +105,10 @@ declare let dec: any;
         var class_3 = class {
             static {
                 __setFunctionName(this, "x2");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
                 class_3 = _classThis_2 = _classDescriptor_2.value;
-                if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_2, _classExtraInitializers_2);
             }
         };
@@ -123,10 +123,10 @@ declare let dec: any;
         return class {
             static {
                 __setFunctionName(this, "x1");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_2);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_2);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_2), __runInitializers(this, _y_initializers, void 0));
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.4.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.4.js
index 9720bf371664e..7396da8ac6aca 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.4.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.4.js
@@ -32,10 +32,10 @@ declare let dec: any, obj: any;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -50,10 +50,10 @@ declare let dec: any, obj: any;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
@@ -70,10 +70,10 @@ declare let dec: any, obj: any;
         var class_2 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
                 class_2 = _classThis_1 = _classDescriptor_1.value;
-                if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_1, _classExtraInitializers_1);
             }
         };
@@ -88,10 +88,10 @@ declare let dec: any, obj: any;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_1);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_1), __runInitializers(this, _y_initializers, void 0));
         };
@@ -106,10 +106,10 @@ declare let dec: any, obj: any;
         var class_3 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_2);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
                 class_3 = _classThis_2 = _classDescriptor_2.value;
-                if (metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis_2, _classExtraInitializers_2);
             }
         };
@@ -124,10 +124,10 @@ declare let dec: any, obj: any;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_2);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_2);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers_2), __runInitializers(this, _y_initializers, void 0));
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.5.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.5.js
index 612e23c68127a..198975caa0bf2 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.5.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.5.js
@@ -21,10 +21,10 @@ declare let dec: any, obj: any, x: any;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -37,10 +37,10 @@ declare let dec: any, obj: any, x: any;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.6.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.6.js
index ca6fada385d2c..cf4c4b15e04d6 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.6.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.6.js
@@ -21,10 +21,10 @@ declare let dec: any, obj: any, x: any;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -37,10 +37,10 @@ declare let dec: any, obj: any, x: any;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.7.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.7.js
index b825a1f398ef0..44b5b20759d7f 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.7.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.7.js
@@ -21,10 +21,10 @@ declare let dec: any, obj: any, x: any;
         var class_1 = class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+                __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
                 class_1 = _classThis = _classDescriptor.value;
-                if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
                 __runInitializers(_classThis, _classExtraInitializers);
             }
         };
@@ -37,10 +37,10 @@ declare let dec: any, obj: any, x: any;
         return class {
             static {
                 __setFunctionName(this, "x");
-                const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+                const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
                 _y_decorators = [dec];
-                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-                if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+                __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+                if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             }
             y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
         };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.8.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.8.js
index 9737c3cbef744..0ca153e21cafa 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.8.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.8.js
@@ -27,10 +27,10 @@ export default ((() => {
     var class_1 = class {
         static {
             __setFunctionName(this, "default");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -46,10 +46,10 @@ export default ((() => {
     return class {
         static {
             __setFunctionName(this, "default");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
     };
diff --git a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.9.js b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.9.js
index 2be959f660ce6..0832d32e4406e 100644
--- a/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.9.js
+++ b/tests/baselines/reference/esDecorators-classExpression-namedEvaluation.9.js
@@ -20,10 +20,10 @@ module.exports = (() => {
     var class_1 = class {
         static {
             __setFunctionName(this, "");
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             class_1 = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -37,10 +37,10 @@ module.exports = (() => {
     let _y_initializers = [];
     return class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _y_decorators = [dec];
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         y = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _y_initializers, void 0));
     };
diff --git a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2015).js b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2015).js
index bd351874c7ea6..7cdc725d6cd58 100644
--- a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2015).js
+++ b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2015).js
@@ -75,22 +75,22 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _method_decorators = [dec];
         _set_x_decorators = [dec];
         _y_decorators = [dec];
         _static_method_decorators = [dec];
         _static_set_x_decorators = [dec];
         _static_y_decorators = [dec];
-        __esDecorate(_classThis, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers);
-        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        __esDecorate(_classThis, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _static_y_initializers, _staticExtraInitializers);
+        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _staticExtraInitializers);
     })();
     _classThis.y = __runInitializers(_classThis, _static_y_initializers, void 0);
@@ -125,22 +125,22 @@ let C = (() => {
         },
         __setFunctionName(_classThis_1, "C"),
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _method_decorators = [dec];
             _set_x_decorators = [dec];
             _y_decorators = [dec];
             _static_method_decorators = [dec];
             _static_set_x_decorators = [dec];
             _static_y_decorators = [dec];
-            __esDecorate(_classThis_1, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _staticExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers_1);
-            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers_1);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
-            __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _static_y_initializers, _staticExtraInitializers_1);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_1);
+            __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _staticExtraInitializers_1);
         })(),
         _classThis_1.y = __runInitializers(_classThis_1, _static_y_initializers, void 0),
diff --git a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2022).js b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2022).js
index 4cbb1774157de..49134a38e2dda 100644
--- a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2022).js
+++ b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es2022).js
@@ -66,22 +66,22 @@ let C = (() => {
     let _y_initializers = [];
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _method_decorators = [dec];
             _set_x_decorators = [dec];
             _y_decorators = [dec];
             _static_method_decorators = [dec];
             _static_set_x_decorators = [dec];
             _static_y_decorators = [dec];
-            __esDecorate(this, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            __esDecorate(this, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _static_y_initializers, _staticExtraInitializers);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _staticExtraInitializers);
         }
         constructor(x) { }
@@ -114,22 +114,22 @@ let C = (() => {
     let _y_initializers = [];
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _method_decorators = [dec];
             _set_x_decorators = [dec];
             _y_decorators = [dec];
             _static_method_decorators = [dec];
             _static_set_x_decorators = [dec];
             _static_y_decorators = [dec];
-            __esDecorate(this, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _staticExtraInitializers_1);
-            __esDecorate(this, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers_1);
-            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: metadata }, null, _instanceExtraInitializers_1);
-            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers_1);
-            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers_1);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            __esDecorate(this, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(this, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(this, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: obj => "method" in obj, get: obj => obj.method }, metadata: _metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(this, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: obj => "x" in obj, set: (obj, value) => { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _static_y_initializers, _staticExtraInitializers_1);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: obj => "y" in obj, get: obj => obj.y, set: (obj, value) => { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_1);
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _staticExtraInitializers_1);
         }
         constructor(x) { }
diff --git a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es5).js b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es5).js
index dff88d7bb542f..1751cd3f33dd0 100644
--- a/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es5).js
+++ b/tests/baselines/reference/esDecorators-emitDecoratorMetadata(target=es5).js
@@ -85,22 +85,22 @@ var C = function () {
     }());
     __setFunctionName(_classThis, "C");
     (function () {
-        var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _method_decorators = [dec];
         _set_x_decorators = [dec];
         _y_decorators = [dec];
         _static_method_decorators = [dec];
         _static_set_x_decorators = [dec];
         _static_y_decorators = [dec];
-        __esDecorate(_classThis, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers);
-        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers);
-        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        __esDecorate(_classThis, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: _metadata }, null, _staticExtraInitializers);
+        __esDecorate(_classThis, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(_classThis, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: _metadata }, _static_y_initializers, _staticExtraInitializers);
+        __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _staticExtraInitializers);
     })();
     _classThis.y = __runInitializers(_classThis, _static_y_initializers, void 0);
@@ -144,22 +144,22 @@ var C = function () {
         }()),
         __setFunctionName(_classThis_1, "C"),
         (function () {
-            var metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            var _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _method_decorators = [dec];
             _set_x_decorators = [dec];
             _y_decorators = [dec];
             _static_method_decorators = [dec];
             _static_set_x_decorators = [dec];
             _static_y_decorators = [dec];
-            __esDecorate(_classThis_1, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: metadata }, null, _staticExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: metadata }, null, _staticExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: metadata }, null, _instanceExtraInitializers_1);
-            __esDecorate(_classThis_1, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: metadata }, null, _instanceExtraInitializers_1);
-            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: metadata }, _static_y_initializers, _staticExtraInitializers_1);
-            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: metadata }, _y_initializers, _instanceExtraInitializers_1);
-            __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _static_method_decorators, { kind: "method", name: "method", static: true, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: _metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _static_set_x_decorators, { kind: "setter", name: "x", static: true, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: _metadata }, null, _staticExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _method_decorators, { kind: "method", name: "method", static: false, private: false, access: { has: function (obj) { return "method" in obj; }, get: function (obj) { return obj.method; } }, metadata: _metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(_classThis_1, null, _set_x_decorators, { kind: "setter", name: "x", static: false, private: false, access: { has: function (obj) { return "x" in obj; }, set: function (obj, value) { obj.x = value; } }, metadata: _metadata }, null, _instanceExtraInitializers_1);
+            __esDecorate(null, null, _static_y_decorators, { kind: "field", name: "y", static: true, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: _metadata }, _static_y_initializers, _staticExtraInitializers_1);
+            __esDecorate(null, null, _y_decorators, { kind: "field", name: "y", static: false, private: false, access: { has: function (obj) { return "y" in obj; }, get: function (obj) { return obj.y; }, set: function (obj, value) { obj.y = value; } }, metadata: _metadata }, _y_initializers, _instanceExtraInitializers_1);
+            __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _staticExtraInitializers_1);
         })(),
         _classThis_1.y = __runInitializers(_classThis_1, _static_y_initializers, void 0),
diff --git a/tests/baselines/reference/esDecoratorsMetadata1(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata1(target=es2015).js
index 416decc4dafef..bd929d9ae520a 100644
--- a/tests/baselines/reference/esDecoratorsMetadata1(target=es2015).js
+++ b/tests/baselines/reference/esDecoratorsMetadata1(target=es2015).js
@@ -1,10 +1,6 @@
 //// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts] ////
 
 //// [foo.ts]
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 function meta(key: string, value: string) {
     return (_, context) => {
         context.metadata[key] = value;
@@ -80,12 +76,12 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _m_decorators = [meta('b', 'y')];
-        __esDecorate(_classThis, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        __esDecorate(_classThis, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
diff --git a/tests/baselines/reference/esDecoratorsMetadata1(target=es2022).js b/tests/baselines/reference/esDecoratorsMetadata1(target=es2022).js
index 30584eb25a430..95c942ae1034b 100644
--- a/tests/baselines/reference/esDecoratorsMetadata1(target=es2022).js
+++ b/tests/baselines/reference/esDecoratorsMetadata1(target=es2022).js
@@ -1,10 +1,6 @@
 //// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts] ////
 
 //// [foo.ts]
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 function meta(key: string, value: string) {
     return (_, context) => {
         context.metadata[key] = value;
@@ -70,12 +66,12 @@ let C = (() => {
     let _m_decorators;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _m_decorators = [meta('b', 'y')];
-            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         m() { }
diff --git a/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
index 7c379259cec06..cd4f0e9c9491f 100644
--- a/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
+++ b/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
@@ -1,10 +1,6 @@
 //// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts] ////
 
 //// [foo.ts]
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 function meta(key: string, value: string) {
     return (_, context) => {
         context.metadata[key] = value;
@@ -88,12 +84,12 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _m_decorators = [meta('b', 'y')];
-        __esDecorate(_classThis, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        __esDecorate(_classThis, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
@@ -101,10 +97,10 @@ let C = (() => {
 C[Symbol.metadata].a; // 'x'
 C[Symbol.metadata].b; // 'y'
 let D = (() => {
-    var _a;
+    var _a, _b;
     let _instanceExtraInitializers_1 = [];
     let _m_decorators;
-    return _a = class D extends C {
+    return _a = class D extends (_b = C) {
             m() { }
             constructor() {
                 super(...arguments);
@@ -112,10 +108,10 @@ let D = (() => {
             }
         },
         (() => {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_a[Symbol.metadata]) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(Reflect.get(_b, Symbol.metadata, _a)) : void 0;
             _m_decorators = [meta('b', 'z')];
-            __esDecorate(_a, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers_1);
-            if (metadata) Object.defineProperty(_a, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(_a, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers_1);
+            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         })(),
         _a;
 })();
diff --git a/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js b/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js
index ed96be3e99444..a29a41d34615d 100644
--- a/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js
+++ b/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js
@@ -1,10 +1,6 @@
 //// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts] ////
 
 //// [foo.ts]
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 function meta(key: string, value: string) {
     return (_, context) => {
         context.metadata[key] = value;
@@ -78,12 +74,12 @@ let C = (() => {
     let _m_decorators;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _m_decorators = [meta('b', 'y')];
-            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         m() { }
@@ -100,10 +96,10 @@ let D = (() => {
     let _m_decorators;
     return class D extends C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
             _m_decorators = [meta('b', 'z')];
-            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers_1);
-            if (metadata) Object.defineProperty(this, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers_1);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         }
         m() { }
         constructor() {
diff --git a/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js
index 3caeb5d7debb6..8ca63da31178a 100644
--- a/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js
+++ b/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js
@@ -1,10 +1,6 @@
 //// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts] ////
 
 //// [foo.ts]
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 function appendMeta(key: string, value: string) {
     return (_, context) => {
         const existing = context.metadata[key] ?? [];
@@ -13,10 +9,12 @@ function appendMeta(key: string, value: string) {
 }
 
 @appendMeta('a', 'x')
-class C { }
+class C {
+}
 
 @appendMeta('a', 'z')
-class D extends C { }
+class D extends C {
+}
 
 C[Symbol.metadata].a; // ['x']
 D[Symbol.metadata].a; // ['x', 'z']
@@ -77,27 +75,28 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
 })();
 let D = (() => {
+    var _a;
     let _classDecorators_1 = [appendMeta('a', 'z')];
     let _classDescriptor_1;
     let _classExtraInitializers_1 = [];
     let _classThis_1;
-    var D = _classThis_1 = class extends C {
+    var D = _classThis_1 = class extends (_a = C) {
     };
     __setFunctionName(_classThis_1, "D");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classThis_1[Symbol.metadata]) : undefined;
-        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: metadata }, null, _classExtraInitializers_1);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(Reflect.get(_a, Symbol.metadata, _classThis_1)) : void 0;
+        __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: _metadata }, null, _classExtraInitializers_1);
         D = _classThis_1 = _classDescriptor_1.value;
-        if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis_1, _classExtraInitializers_1);
     })();
     return D = _classThis_1;
diff --git a/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js b/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js
index 5c2aa27dd6928..7fd60d8524b8b 100644
--- a/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js
+++ b/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js
@@ -1,10 +1,6 @@
 //// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts] ////
 
 //// [foo.ts]
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 function appendMeta(key: string, value: string) {
     return (_, context) => {
         const existing = context.metadata[key] ?? [];
@@ -13,10 +9,12 @@ function appendMeta(key: string, value: string) {
 }
 
 @appendMeta('a', 'x')
-class C { }
+class C {
+}
 
 @appendMeta('a', 'z')
-class D extends C { }
+class D extends C {
+}
 
 C[Symbol.metadata].a; // ['x']
 D[Symbol.metadata].a; // ['x', 'z']
@@ -70,10 +68,10 @@ let C = (() => {
     let _classThis;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
     };
@@ -86,10 +84,10 @@ let D = (() => {
     let _classThis_1;
     var D = class extends C {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(this[Symbol.metadata]) : undefined;
-            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers_1);
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             D = _classThis_1 = _classDescriptor_1.value;
-            if (metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis_1, _classExtraInitializers_1);
         }
     };
diff --git a/tests/baselines/reference/esDecoratorsMetadata4(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata4(target=es2015).js
index 1f533009eb46c..ad33dcd9fe4fd 100644
--- a/tests/baselines/reference/esDecoratorsMetadata4(target=es2015).js
+++ b/tests/baselines/reference/esDecoratorsMetadata4(target=es2015).js
@@ -1,10 +1,6 @@
 //// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts] ////
 
 //// [foo.ts]
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 const PRIVATE_METADATA = new WeakMap();
 
 function meta(key: string, value: string) {
@@ -95,12 +91,12 @@ let C = (() => {
     };
     __setFunctionName(_classThis, "C");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
         _m_decorators = [meta('b', 'y')];
-        __esDecorate(_classThis, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        __esDecorate(_classThis, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers);
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         C = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return C = _classThis;
diff --git a/tests/baselines/reference/esDecoratorsMetadata4(target=es2022).js b/tests/baselines/reference/esDecoratorsMetadata4(target=es2022).js
index 9e70c2f7ece58..d412891729338 100644
--- a/tests/baselines/reference/esDecoratorsMetadata4(target=es2022).js
+++ b/tests/baselines/reference/esDecoratorsMetadata4(target=es2022).js
@@ -1,10 +1,6 @@
 //// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts] ////
 
 //// [foo.ts]
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 const PRIVATE_METADATA = new WeakMap();
 
 function meta(key: string, value: string) {
@@ -85,12 +81,12 @@ let C = (() => {
     let _m_decorators;
     var C = class {
         static {
-            const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
             _m_decorators = [meta('b', 'y')];
-            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: metadata }, null, _instanceExtraInitializers);
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: metadata }, null, _classExtraInitializers);
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers);
+            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
-            if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+            if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
             __runInitializers(_classThis, _classExtraInitializers);
         }
         m() { }
diff --git a/tests/baselines/reference/tsc/runWithoutArgs/does-not-add-color-when-NO_COLOR-is-set.js b/tests/baselines/reference/tsc/runWithoutArgs/does-not-add-color-when-NO_COLOR-is-set.js
index 2fb4a9cc6cb09..2836169512df2 100644
--- a/tests/baselines/reference/tsc/runWithoutArgs/does-not-add-color-when-NO_COLOR-is-set.js
+++ b/tests/baselines/reference/tsc/runWithoutArgs/does-not-add-color-when-NO_COLOR-is-set.js
@@ -111,7 +111,7 @@ default: undefined
 
 --lib
 Specify a set of bundled library declaration files that describe the target runtime environment.
-one or more: es5, es6/es2015, es7/es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, esnext, dom, dom.iterable, webworker, webworker.importscripts, webworker.iterable, scripthost, es2015.core, es2015.collection, es2015.generator, es2015.iterable, es2015.promise, es2015.proxy, es2015.reflect, es2015.symbol, es2015.symbol.wellknown, es2016.array.include, es2017.date, es2017.object, es2017.sharedmemory, es2017.string, es2017.intl, es2017.typedarrays, es2018.asyncgenerator, es2018.asynciterable/esnext.asynciterable, es2018.intl, es2018.promise, es2018.regexp, es2019.array, es2019.object, es2019.string, es2019.symbol/esnext.symbol, es2019.intl, es2020.bigint/esnext.bigint, es2020.date, es2020.promise, es2020.sharedmemory, es2020.string, es2020.symbol.wellknown, es2020.intl, es2020.number, es2021.promise/esnext.promise, es2021.string, es2021.weakref/esnext.weakref, es2021.intl, es2022.array, es2022.error, es2022.intl, es2022.object, es2022.sharedmemory, es2022.string/esnext.string, es2022.regexp, es2023.array/esnext.array, es2023.collection/esnext.collection, esnext.intl, decorators, decorators.legacy
+one or more: es5, es6/es2015, es7/es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, esnext, dom, dom.iterable, webworker, webworker.importscripts, webworker.iterable, scripthost, es2015.core, es2015.collection, es2015.generator, es2015.iterable, es2015.promise, es2015.proxy, es2015.reflect, es2015.symbol, es2015.symbol.wellknown, es2016.array.include, es2017.date, es2017.object, es2017.sharedmemory, es2017.string, es2017.intl, es2017.typedarrays, es2018.asyncgenerator, es2018.asynciterable/esnext.asynciterable, es2018.intl, es2018.promise, es2018.regexp, es2019.array, es2019.object, es2019.string, es2019.symbol/esnext.symbol, es2019.intl, es2020.bigint/esnext.bigint, es2020.date, es2020.promise, es2020.sharedmemory, es2020.string, es2020.symbol.wellknown, es2020.intl, es2020.number, es2021.promise/esnext.promise, es2021.string, es2021.weakref/esnext.weakref, es2021.intl, es2022.array, es2022.error, es2022.intl, es2022.object, es2022.sharedmemory, es2022.string/esnext.string, es2022.regexp, es2023.array/esnext.array, es2023.collection/esnext.collection, esnext.intl, esnext.decorators, decorators, decorators.legacy
 default: undefined
 
 --allowJs
diff --git a/tests/baselines/reference/tsc/runWithoutArgs/show-help-with-ExitStatus.DiagnosticsPresent_OutputsSkipped-when-host-can't-provide-terminal-width.js b/tests/baselines/reference/tsc/runWithoutArgs/show-help-with-ExitStatus.DiagnosticsPresent_OutputsSkipped-when-host-can't-provide-terminal-width.js
index 0c77e3ad9331a..fa2abe62d18cd 100644
--- a/tests/baselines/reference/tsc/runWithoutArgs/show-help-with-ExitStatus.DiagnosticsPresent_OutputsSkipped-when-host-can't-provide-terminal-width.js
+++ b/tests/baselines/reference/tsc/runWithoutArgs/show-help-with-ExitStatus.DiagnosticsPresent_OutputsSkipped-when-host-can't-provide-terminal-width.js
@@ -111,7 +111,7 @@ default: undefined
 
 --lib
 Specify a set of bundled library declaration files that describe the target runtime environment.
-one or more: es5, es6/es2015, es7/es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, esnext, dom, dom.iterable, webworker, webworker.importscripts, webworker.iterable, scripthost, es2015.core, es2015.collection, es2015.generator, es2015.iterable, es2015.promise, es2015.proxy, es2015.reflect, es2015.symbol, es2015.symbol.wellknown, es2016.array.include, es2017.date, es2017.object, es2017.sharedmemory, es2017.string, es2017.intl, es2017.typedarrays, es2018.asyncgenerator, es2018.asynciterable/esnext.asynciterable, es2018.intl, es2018.promise, es2018.regexp, es2019.array, es2019.object, es2019.string, es2019.symbol/esnext.symbol, es2019.intl, es2020.bigint/esnext.bigint, es2020.date, es2020.promise, es2020.sharedmemory, es2020.string, es2020.symbol.wellknown, es2020.intl, es2020.number, es2021.promise/esnext.promise, es2021.string, es2021.weakref/esnext.weakref, es2021.intl, es2022.array, es2022.error, es2022.intl, es2022.object, es2022.sharedmemory, es2022.string/esnext.string, es2022.regexp, es2023.array/esnext.array, es2023.collection/esnext.collection, esnext.intl, decorators, decorators.legacy
+one or more: es5, es6/es2015, es7/es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, esnext, dom, dom.iterable, webworker, webworker.importscripts, webworker.iterable, scripthost, es2015.core, es2015.collection, es2015.generator, es2015.iterable, es2015.promise, es2015.proxy, es2015.reflect, es2015.symbol, es2015.symbol.wellknown, es2016.array.include, es2017.date, es2017.object, es2017.sharedmemory, es2017.string, es2017.intl, es2017.typedarrays, es2018.asyncgenerator, es2018.asynciterable/esnext.asynciterable, es2018.intl, es2018.promise, es2018.regexp, es2019.array, es2019.object, es2019.string, es2019.symbol/esnext.symbol, es2019.intl, es2020.bigint/esnext.bigint, es2020.date, es2020.promise, es2020.sharedmemory, es2020.string, es2020.symbol.wellknown, es2020.intl, es2020.number, es2021.promise/esnext.promise, es2021.string, es2021.weakref/esnext.weakref, es2021.intl, es2022.array, es2022.error, es2022.intl, es2022.object, es2022.sharedmemory, es2022.string/esnext.string, es2022.regexp, es2023.array/esnext.array, es2023.collection/esnext.collection, esnext.intl, esnext.decorators, decorators, decorators.legacy
 default: undefined
 
 --allowJs
diff --git a/tests/baselines/reference/tsc/runWithoutArgs/show-help-with-ExitStatus.DiagnosticsPresent_OutputsSkipped.js b/tests/baselines/reference/tsc/runWithoutArgs/show-help-with-ExitStatus.DiagnosticsPresent_OutputsSkipped.js
index 0c77e3ad9331a..fa2abe62d18cd 100644
--- a/tests/baselines/reference/tsc/runWithoutArgs/show-help-with-ExitStatus.DiagnosticsPresent_OutputsSkipped.js
+++ b/tests/baselines/reference/tsc/runWithoutArgs/show-help-with-ExitStatus.DiagnosticsPresent_OutputsSkipped.js
@@ -111,7 +111,7 @@ default: undefined
 
 --lib
 Specify a set of bundled library declaration files that describe the target runtime environment.
-one or more: es5, es6/es2015, es7/es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, esnext, dom, dom.iterable, webworker, webworker.importscripts, webworker.iterable, scripthost, es2015.core, es2015.collection, es2015.generator, es2015.iterable, es2015.promise, es2015.proxy, es2015.reflect, es2015.symbol, es2015.symbol.wellknown, es2016.array.include, es2017.date, es2017.object, es2017.sharedmemory, es2017.string, es2017.intl, es2017.typedarrays, es2018.asyncgenerator, es2018.asynciterable/esnext.asynciterable, es2018.intl, es2018.promise, es2018.regexp, es2019.array, es2019.object, es2019.string, es2019.symbol/esnext.symbol, es2019.intl, es2020.bigint/esnext.bigint, es2020.date, es2020.promise, es2020.sharedmemory, es2020.string, es2020.symbol.wellknown, es2020.intl, es2020.number, es2021.promise/esnext.promise, es2021.string, es2021.weakref/esnext.weakref, es2021.intl, es2022.array, es2022.error, es2022.intl, es2022.object, es2022.sharedmemory, es2022.string/esnext.string, es2022.regexp, es2023.array/esnext.array, es2023.collection/esnext.collection, esnext.intl, decorators, decorators.legacy
+one or more: es5, es6/es2015, es7/es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, esnext, dom, dom.iterable, webworker, webworker.importscripts, webworker.iterable, scripthost, es2015.core, es2015.collection, es2015.generator, es2015.iterable, es2015.promise, es2015.proxy, es2015.reflect, es2015.symbol, es2015.symbol.wellknown, es2016.array.include, es2017.date, es2017.object, es2017.sharedmemory, es2017.string, es2017.intl, es2017.typedarrays, es2018.asyncgenerator, es2018.asynciterable/esnext.asynciterable, es2018.intl, es2018.promise, es2018.regexp, es2019.array, es2019.object, es2019.string, es2019.symbol/esnext.symbol, es2019.intl, es2020.bigint/esnext.bigint, es2020.date, es2020.promise, es2020.sharedmemory, es2020.string, es2020.symbol.wellknown, es2020.intl, es2020.number, es2021.promise/esnext.promise, es2021.string, es2021.weakref/esnext.weakref, es2021.intl, es2022.array, es2022.error, es2022.intl, es2022.object, es2022.sharedmemory, es2022.string/esnext.string, es2022.regexp, es2023.array/esnext.array, es2023.collection/esnext.collection, esnext.intl, esnext.decorators, decorators, decorators.legacy
 default: undefined
 
 --allowJs
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js b/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js
index f456523263b11..a67160299a7df 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js
@@ -128,10 +128,10 @@ export let A = (() => {
     };
     __setFunctionName(_classThis, "A");
     (() => {
-        const metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : undefined;
-        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: metadata }, null, _classExtraInitializers);
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+        __esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
         A = _classThis = _classDescriptor.value;
-        if (metadata) Object.defineProperty(_classThis, Symbol.metadata, { configurable: true, writable: true, enumerable: true, value: metadata });
+        if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
         __runInitializers(_classThis, _classExtraInitializers);
     })();
     return A = _classThis;
diff --git a/tests/baselines/reference/tsserver/telemetry/does-not-expose-paths.js b/tests/baselines/reference/tsserver/telemetry/does-not-expose-paths.js
index 31410efa3eff0..f676d2c16b800 100644
--- a/tests/baselines/reference/tsserver/telemetry/does-not-expose-paths.js
+++ b/tests/baselines/reference/tsserver/telemetry/does-not-expose-paths.js
@@ -430,7 +430,7 @@ Info seq  [hh:mm:ss:mss] event:
          "line": 1,
          "offset": 431
         },
-        "text": "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'decorators', 'decorators.legacy'.",
+        "text": "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'decorators', 'decorators.legacy'.",
         "code": 6046,
         "category": "error",
         "fileName": "/tsconfig.json"
diff --git a/tests/baselines/reference/typeOfThisInStaticMembers10(target=es6).js b/tests/baselines/reference/typeOfThisInStaticMembers10(target=es6).js
index 478fdaddfec29..a9e32fed64c04 100644
--- a/tests/baselines/reference/typeOfThisInStaticMembers10(target=es6).js
+++ b/tests/baselines/reference/typeOfThisInStaticMembers10(target=es6).js
@@ -57,7 +57,7 @@ var __decorate = (this && this.__decorate) || function (decorators, target, key,
     else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
     return c > 3 && r && Object.defineProperty(target, key, r), r;
 };
-var _a, _b, _c;
+var _a, _b, _c, _d, _e;
 let C = class C {
 };
 C.a = 1;
@@ -65,7 +65,7 @@ C.b = (void 0).a + 1;
 C = __decorate([
     foo
 ], C);
-let D = class D extends C {
+let D = _a = class D extends (_b = C) {
     static foo() {
         return this.c + 1;
     }
@@ -78,7 +78,7 @@ let D = class D extends C {
 };
 D.c = 2;
 D.d = (void 0).c + 1;
-D.e = (void 0).a + (void 0).c + 1;
+D.e = Reflect.get(_b, "a", _a) + (void 0).c + 1;
 D.f = () => (void 0).c + 1;
 D.ff = function () { this.c + 1; };
 D = __decorate([
@@ -86,10 +86,10 @@ D = __decorate([
 ], D);
 class CC {
 }
-_a = CC;
+_c = CC;
 CC.a = 1;
-CC.b = _a.a + 1;
-class DD extends (_c = CC) {
+CC.b = _c.a + 1;
+class DD extends (_e = CC) {
     static foo() {
         return this.c + 1;
     }
@@ -100,9 +100,9 @@ class DD extends (_c = CC) {
         this.c = v + 1;
     }
 }
-_b = DD;
+_d = DD;
 DD.c = 2;
-DD.d = _b.c + 1;
-DD.e = Reflect.get(_c, "a", _b) + _b.c + 1;
-DD.f = () => _b.c + 1;
+DD.d = _d.c + 1;
+DD.e = Reflect.get(_e, "a", _d) + _d.c + 1;
+DD.f = () => _d.c + 1;
 DD.ff = function () { this.c + 1; };
diff --git a/tests/baselines/reference/typeOfThisInStaticMembers11(target=es6).js b/tests/baselines/reference/typeOfThisInStaticMembers11(target=es6).js
index e0b75ad9b1fb0..ff770acda09cc 100644
--- a/tests/baselines/reference/typeOfThisInStaticMembers11(target=es6).js
+++ b/tests/baselines/reference/typeOfThisInStaticMembers11(target=es6).js
@@ -57,7 +57,7 @@ var __decorate = (this && this.__decorate) || function (decorators, target, key,
     else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
     return c > 3 && r && Object.defineProperty(target, key, r), r;
 };
-var _a, _b, _c;
+var _a, _b, _c, _d, _e;
 let C = class C {
 };
 Object.defineProperty(C, "a", {
@@ -75,7 +75,7 @@ Object.defineProperty(C, "b", {
 C = __decorate([
     foo
 ], C);
-let D = class D extends C {
+let D = _a = class D extends (_b = C) {
     static foo() {
         return this.c + 1;
     }
@@ -102,7 +102,7 @@ Object.defineProperty(D, "e", {
     enumerable: true,
     configurable: true,
     writable: true,
-    value: (void 0).a + (void 0).c + 1
+    value: Reflect.get(_b, "a", _a) + (void 0).c + 1
 });
 Object.defineProperty(D, "f", {
     enumerable: true,
@@ -121,7 +121,7 @@ D = __decorate([
 ], D);
 class CC {
 }
-_a = CC;
+_c = CC;
 Object.defineProperty(CC, "a", {
     enumerable: true,
     configurable: true,
@@ -132,9 +132,9 @@ Object.defineProperty(CC, "b", {
     enumerable: true,
     configurable: true,
     writable: true,
-    value: _a.a + 1
+    value: _c.a + 1
 });
-class DD extends (_c = CC) {
+class DD extends (_e = CC) {
     static foo() {
         return this.c + 1;
     }
@@ -145,7 +145,7 @@ class DD extends (_c = CC) {
         this.c = v + 1;
     }
 }
-_b = DD;
+_d = DD;
 Object.defineProperty(DD, "c", {
     enumerable: true,
     configurable: true,
@@ -156,19 +156,19 @@ Object.defineProperty(DD, "d", {
     enumerable: true,
     configurable: true,
     writable: true,
-    value: _b.c + 1
+    value: _d.c + 1
 });
 Object.defineProperty(DD, "e", {
     enumerable: true,
     configurable: true,
     writable: true,
-    value: Reflect.get(_c, "a", _b) + _b.c + 1
+    value: Reflect.get(_e, "a", _d) + _d.c + 1
 });
 Object.defineProperty(DD, "f", {
     enumerable: true,
     configurable: true,
     writable: true,
-    value: () => _b.c + 1
+    value: () => _d.c + 1
 });
 Object.defineProperty(DD, "ff", {
     enumerable: true,
diff --git a/tests/baselines/reference/typesVersions.ambientModules.trace.json b/tests/baselines/reference/typesVersions.ambientModules.trace.json
index 0a410f50e0b3e..2ad8f6258ab8f 100644
--- a/tests/baselines/reference/typesVersions.ambientModules.trace.json
+++ b/tests/baselines/reference/typesVersions.ambientModules.trace.json
@@ -786,6 +786,18 @@
     "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
     "Directory '/node_modules' does not exist, skipping all lookups in it.",
     "======== Module name '@typescript/lib-esnext/intl' was not resolved. ========",
+    "======== Resolving module '@typescript/lib-esnext/decorators' from '/.src/__lib_node_modules_lookup_lib.esnext.decorators.d.ts__.ts'. ========",
+    "Explicitly specified module resolution kind: 'Node10'.",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: TypeScript, Declaration.",
+    "Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.",
+    "Directory '/.src/node_modules/@types' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: JavaScript.",
+    "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "======== Module name '@typescript/lib-esnext/decorators' was not resolved. ========",
     "======== Resolving module '@typescript/lib-dom' from '/.src/__lib_node_modules_lookup_lib.dom.d.ts__.ts'. ========",
     "Explicitly specified module resolution kind: 'Node10'.",
     "Loading module '@typescript/lib-dom' from 'node_modules' folder, target file types: TypeScript, Declaration.",
diff --git a/tests/baselines/reference/typesVersions.emptyTypes.trace.json b/tests/baselines/reference/typesVersions.emptyTypes.trace.json
index 8d0744b55cfa9..2462c3bd90529 100644
--- a/tests/baselines/reference/typesVersions.emptyTypes.trace.json
+++ b/tests/baselines/reference/typesVersions.emptyTypes.trace.json
@@ -814,6 +814,19 @@
     "Directory '/.src/node_modules' does not exist, skipping all lookups in it.",
     "Directory '/node_modules' does not exist, skipping all lookups in it.",
     "======== Module name '@typescript/lib-esnext/intl' was not resolved. ========",
+    "======== Resolving module '@typescript/lib-esnext/decorators' from '/.src/__lib_node_modules_lookup_lib.esnext.decorators.d.ts__.ts'. ========",
+    "Explicitly specified module resolution kind: 'Node10'.",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: TypeScript, Declaration.",
+    "Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.",
+    "Directory '/.src/node_modules' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: JavaScript.",
+    "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
+    "Directory '/.src/node_modules' does not exist, skipping all lookups in it.",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "======== Module name '@typescript/lib-esnext/decorators' was not resolved. ========",
     "======== Resolving module '@typescript/lib-dom' from '/.src/__lib_node_modules_lookup_lib.dom.d.ts__.ts'. ========",
     "Explicitly specified module resolution kind: 'Node10'.",
     "Loading module '@typescript/lib-dom' from 'node_modules' folder, target file types: TypeScript, Declaration.",
diff --git a/tests/baselines/reference/typesVersions.justIndex.trace.json b/tests/baselines/reference/typesVersions.justIndex.trace.json
index 3ae541cf1d29a..8ac49168532ab 100644
--- a/tests/baselines/reference/typesVersions.justIndex.trace.json
+++ b/tests/baselines/reference/typesVersions.justIndex.trace.json
@@ -814,6 +814,19 @@
     "Directory '/.src/node_modules' does not exist, skipping all lookups in it.",
     "Directory '/node_modules' does not exist, skipping all lookups in it.",
     "======== Module name '@typescript/lib-esnext/intl' was not resolved. ========",
+    "======== Resolving module '@typescript/lib-esnext/decorators' from '/.src/__lib_node_modules_lookup_lib.esnext.decorators.d.ts__.ts'. ========",
+    "Explicitly specified module resolution kind: 'Node10'.",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: TypeScript, Declaration.",
+    "Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.",
+    "Directory '/.src/node_modules' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: JavaScript.",
+    "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
+    "Directory '/.src/node_modules' does not exist, skipping all lookups in it.",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "======== Module name '@typescript/lib-esnext/decorators' was not resolved. ========",
     "======== Resolving module '@typescript/lib-dom' from '/.src/__lib_node_modules_lookup_lib.dom.d.ts__.ts'. ========",
     "Explicitly specified module resolution kind: 'Node10'.",
     "Loading module '@typescript/lib-dom' from 'node_modules' folder, target file types: TypeScript, Declaration.",
diff --git a/tests/baselines/reference/typesVersions.multiFile.trace.json b/tests/baselines/reference/typesVersions.multiFile.trace.json
index defb376cbe4e7..49463b2d20979 100644
--- a/tests/baselines/reference/typesVersions.multiFile.trace.json
+++ b/tests/baselines/reference/typesVersions.multiFile.trace.json
@@ -765,6 +765,18 @@
     "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
     "Directory '/node_modules' does not exist, skipping all lookups in it.",
     "======== Module name '@typescript/lib-esnext/intl' was not resolved. ========",
+    "======== Resolving module '@typescript/lib-esnext/decorators' from '/.src/__lib_node_modules_lookup_lib.esnext.decorators.d.ts__.ts'. ========",
+    "Explicitly specified module resolution kind: 'Node10'.",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: TypeScript, Declaration.",
+    "Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.",
+    "Directory '/.src/node_modules/@types' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: JavaScript.",
+    "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "======== Module name '@typescript/lib-esnext/decorators' was not resolved. ========",
     "======== Resolving module '@typescript/lib-dom' from '/.src/__lib_node_modules_lookup_lib.dom.d.ts__.ts'. ========",
     "Explicitly specified module resolution kind: 'Node10'.",
     "Loading module '@typescript/lib-dom' from 'node_modules' folder, target file types: TypeScript, Declaration.",
diff --git a/tests/baselines/reference/typesVersionsDeclarationEmit.ambient.trace.json b/tests/baselines/reference/typesVersionsDeclarationEmit.ambient.trace.json
index 0a410f50e0b3e..2ad8f6258ab8f 100644
--- a/tests/baselines/reference/typesVersionsDeclarationEmit.ambient.trace.json
+++ b/tests/baselines/reference/typesVersionsDeclarationEmit.ambient.trace.json
@@ -786,6 +786,18 @@
     "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
     "Directory '/node_modules' does not exist, skipping all lookups in it.",
     "======== Module name '@typescript/lib-esnext/intl' was not resolved. ========",
+    "======== Resolving module '@typescript/lib-esnext/decorators' from '/.src/__lib_node_modules_lookup_lib.esnext.decorators.d.ts__.ts'. ========",
+    "Explicitly specified module resolution kind: 'Node10'.",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: TypeScript, Declaration.",
+    "Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.",
+    "Directory '/.src/node_modules/@types' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: JavaScript.",
+    "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "======== Module name '@typescript/lib-esnext/decorators' was not resolved. ========",
     "======== Resolving module '@typescript/lib-dom' from '/.src/__lib_node_modules_lookup_lib.dom.d.ts__.ts'. ========",
     "Explicitly specified module resolution kind: 'Node10'.",
     "Loading module '@typescript/lib-dom' from 'node_modules' folder, target file types: TypeScript, Declaration.",
diff --git a/tests/baselines/reference/typesVersionsDeclarationEmit.multiFile.trace.json b/tests/baselines/reference/typesVersionsDeclarationEmit.multiFile.trace.json
index defb376cbe4e7..49463b2d20979 100644
--- a/tests/baselines/reference/typesVersionsDeclarationEmit.multiFile.trace.json
+++ b/tests/baselines/reference/typesVersionsDeclarationEmit.multiFile.trace.json
@@ -765,6 +765,18 @@
     "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
     "Directory '/node_modules' does not exist, skipping all lookups in it.",
     "======== Module name '@typescript/lib-esnext/intl' was not resolved. ========",
+    "======== Resolving module '@typescript/lib-esnext/decorators' from '/.src/__lib_node_modules_lookup_lib.esnext.decorators.d.ts__.ts'. ========",
+    "Explicitly specified module resolution kind: 'Node10'.",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: TypeScript, Declaration.",
+    "Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.",
+    "Directory '/.src/node_modules/@types' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: JavaScript.",
+    "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "======== Module name '@typescript/lib-esnext/decorators' was not resolved. ========",
     "======== Resolving module '@typescript/lib-dom' from '/.src/__lib_node_modules_lookup_lib.dom.d.ts__.ts'. ========",
     "Explicitly specified module resolution kind: 'Node10'.",
     "Loading module '@typescript/lib-dom' from 'node_modules' folder, target file types: TypeScript, Declaration.",
diff --git a/tests/baselines/reference/typesVersionsDeclarationEmit.multiFileBackReferenceToSelf.trace.json b/tests/baselines/reference/typesVersionsDeclarationEmit.multiFileBackReferenceToSelf.trace.json
index 14703ef05c6b3..01f8d4f30bc57 100644
--- a/tests/baselines/reference/typesVersionsDeclarationEmit.multiFileBackReferenceToSelf.trace.json
+++ b/tests/baselines/reference/typesVersionsDeclarationEmit.multiFileBackReferenceToSelf.trace.json
@@ -788,6 +788,18 @@
     "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
     "Directory '/node_modules' does not exist, skipping all lookups in it.",
     "======== Module name '@typescript/lib-esnext/intl' was not resolved. ========",
+    "======== Resolving module '@typescript/lib-esnext/decorators' from '/.src/__lib_node_modules_lookup_lib.esnext.decorators.d.ts__.ts'. ========",
+    "Explicitly specified module resolution kind: 'Node10'.",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: TypeScript, Declaration.",
+    "Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.",
+    "Directory '/.src/node_modules/@types' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: JavaScript.",
+    "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "======== Module name '@typescript/lib-esnext/decorators' was not resolved. ========",
     "======== Resolving module '@typescript/lib-dom' from '/.src/__lib_node_modules_lookup_lib.dom.d.ts__.ts'. ========",
     "Explicitly specified module resolution kind: 'Node10'.",
     "Loading module '@typescript/lib-dom' from 'node_modules' folder, target file types: TypeScript, Declaration.",
diff --git a/tests/baselines/reference/typesVersionsDeclarationEmit.multiFileBackReferenceToUnmapped.trace.json b/tests/baselines/reference/typesVersionsDeclarationEmit.multiFileBackReferenceToUnmapped.trace.json
index 009cab1a57a7e..6fe827e647d2a 100644
--- a/tests/baselines/reference/typesVersionsDeclarationEmit.multiFileBackReferenceToUnmapped.trace.json
+++ b/tests/baselines/reference/typesVersionsDeclarationEmit.multiFileBackReferenceToUnmapped.trace.json
@@ -771,6 +771,18 @@
     "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
     "Directory '/node_modules' does not exist, skipping all lookups in it.",
     "======== Module name '@typescript/lib-esnext/intl' was not resolved. ========",
+    "======== Resolving module '@typescript/lib-esnext/decorators' from '/.src/__lib_node_modules_lookup_lib.esnext.decorators.d.ts__.ts'. ========",
+    "Explicitly specified module resolution kind: 'Node10'.",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: TypeScript, Declaration.",
+    "Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.",
+    "Directory '/.src/node_modules/@types' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "Scoped package detected, looking in 'typescript__lib-esnext/decorators'",
+    "Loading module '@typescript/lib-esnext/decorators' from 'node_modules' folder, target file types: JavaScript.",
+    "Searching all ancestor node_modules directories for fallback extensions: JavaScript.",
+    "Directory '/node_modules' does not exist, skipping all lookups in it.",
+    "======== Module name '@typescript/lib-esnext/decorators' was not resolved. ========",
     "======== Resolving module '@typescript/lib-dom' from '/.src/__lib_node_modules_lookup_lib.dom.d.ts__.ts'. ========",
     "Explicitly specified module resolution kind: 'Node10'.",
     "Loading module '@typescript/lib-dom' from 'node_modules' folder, target file types: TypeScript, Declaration.",
diff --git a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts
index c92124543a8cf..f27d19a1805f5 100644
--- a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts
+++ b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata1.ts
@@ -1,11 +1,8 @@
 // @target: es2022,es2015
 // @noTypesAndSymbols: true
+// @lib: esnext
 // @filename: /foo.ts
 
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 function meta(key: string, value: string) {
     return (_, context) => {
         context.metadata[key] = value;
diff --git a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts
index 7269d0c1b3991..ff22999b0f655 100644
--- a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts
+++ b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata2.ts
@@ -1,11 +1,8 @@
 // @target: es2022,es2015
 // @noTypesAndSymbols: true
+// @lib: esnext
 // @filename: /foo.ts
 
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 function meta(key: string, value: string) {
     return (_, context) => {
         context.metadata[key] = value;
diff --git a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts
index 7e973d4ea08e7..bcbce9f27d9cd 100644
--- a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts
+++ b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata3.ts
@@ -1,11 +1,8 @@
 // @target: es2022,es2015
 // @noTypesAndSymbols: true
+// @lib: esnext
 // @filename: /foo.ts
 
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 function appendMeta(key: string, value: string) {
     return (_, context) => {
         const existing = context.metadata[key] ?? [];
@@ -14,10 +11,12 @@ function appendMeta(key: string, value: string) {
 }
 
 @appendMeta('a', 'x')
-class C { }
+class C {
+}
 
 @appendMeta('a', 'z')
-class D extends C { }
+class D extends C {
+}
 
 C[Symbol.metadata].a; // ['x']
 D[Symbol.metadata].a; // ['x', 'z']
diff --git a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts
index 308e392b8f80d..a8c0fc8b667b2 100644
--- a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts
+++ b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata4.ts
@@ -1,11 +1,8 @@
 // @target: es2022,es2015
 // @noTypesAndSymbols: true
+// @lib: esnext
 // @filename: /foo.ts
 
-interface SymbolConstructor {
-    readonly metadata: string;
-}
-
 const PRIVATE_METADATA = new WeakMap();
 
 function meta(key: string, value: string) {

From 27c37e5d4b49668aa8bf69c8186cf5596f0c71aa Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Thu, 22 Jun 2023 01:24:02 +0300
Subject: [PATCH 03/11] add missed files

---
 src/lib/esnext.decorators.d.ts                |  3 +
 .../reference/esDecoratorsMetadata5.js        | 60 +++++++++++++++++++
 .../metadata/esDecoratorsMetadata5.ts         |  8 +++
 3 files changed, 71 insertions(+)
 create mode 100644 src/lib/esnext.decorators.d.ts
 create mode 100644 tests/baselines/reference/esDecoratorsMetadata5.js
 create mode 100644 tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata5.ts

diff --git a/src/lib/esnext.decorators.d.ts b/src/lib/esnext.decorators.d.ts
new file mode 100644
index 0000000000000..e729881929a18
--- /dev/null
+++ b/src/lib/esnext.decorators.d.ts
@@ -0,0 +1,3 @@
+interface SymbolConstructor {
+    readonly metadata: unique symbol;
+}
diff --git a/tests/baselines/reference/esDecoratorsMetadata5.js b/tests/baselines/reference/esDecoratorsMetadata5.js
new file mode 100644
index 0000000000000..e7144470d87c5
--- /dev/null
+++ b/tests/baselines/reference/esDecoratorsMetadata5.js
@@ -0,0 +1,60 @@
+//// [tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata5.ts] ////
+
+//// [foo.ts]
+declare var metadata: any;
+class C {
+    @metadata m() {}
+}
+
+
+//// [foo.js]
+var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
+    function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
+    var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
+    var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
+    var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
+    var _, done = false;
+    for (var i = decorators.length - 1; i >= 0; i--) {
+        var context = {};
+        for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
+        for (var p in contextIn.access) context.access[p] = contextIn.access[p];
+        context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
+        var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
+        if (kind === "accessor") {
+            if (result === void 0) continue;
+            if (result === null || typeof result !== "object") throw new TypeError("Object expected");
+            if (_ = accept(result.get)) descriptor.get = _;
+            if (_ = accept(result.set)) descriptor.set = _;
+            if (_ = accept(result.init)) initializers.unshift(_);
+        }
+        else if (_ = accept(result)) {
+            if (kind === "field") initializers.unshift(_);
+            else descriptor[key] = _;
+        }
+    }
+    if (target) Object.defineProperty(target, contextIn.name, descriptor);
+    done = true;
+};
+var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
+    var useValue = arguments.length > 2;
+    for (var i = 0; i < initializers.length; i++) {
+        value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
+    }
+    return useValue ? value : void 0;
+};
+let C = (() => {
+    let _instanceExtraInitializers = [];
+    let _m_decorators;
+    return class C {
+        static {
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
+            _m_decorators = [metadata];
+            __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers);
+            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
+        }
+        m() { }
+        constructor() {
+            __runInitializers(this, _instanceExtraInitializers);
+        }
+    };
+})();
diff --git a/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata5.ts b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata5.ts
new file mode 100644
index 0000000000000..974f65676edeb
--- /dev/null
+++ b/tests/cases/conformance/esDecorators/metadata/esDecoratorsMetadata5.ts
@@ -0,0 +1,8 @@
+// @target: es2022
+// @noTypesAndSymbols: true
+// @filename: /foo.ts
+
+declare var metadata: any;
+class C {
+    @metadata m() {}
+}

From da43f1f7c6178f42cc2e973ffa4e32a1d963c116 Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Thu, 22 Jun 2023 01:41:02 +0300
Subject: [PATCH 04/11] add DecoratorMetadata to fourslash interface

---
 src/harness/fourslashInterfaceImpl.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/harness/fourslashInterfaceImpl.ts b/src/harness/fourslashInterfaceImpl.ts
index 1ed8641a40904..e9c346a8c4e81 100644
--- a/src/harness/fourslashInterfaceImpl.ts
+++ b/src/harness/fourslashInterfaceImpl.ts
@@ -1168,6 +1168,7 @@ export namespace Completion {
         typeEntry("ParameterDecorator"),
         typeEntry("ClassMemberDecoratorContext"),
         typeEntry("DecoratorContext"),
+        typeEntry("DecoratorMetadata"),
         interfaceEntry("ClassDecoratorContext"),
         interfaceEntry("ClassMethodDecoratorContext"),
         interfaceEntry("ClassGetterDecoratorContext"),

From 2996d8ea2c9d08c086ae4367ef3469630cb7cae8 Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Thu, 22 Jun 2023 20:23:12 +0300
Subject: [PATCH 05/11] add evaluation tests for ES decorators metadata. add
 additional safeguards to avoid crashes caused by incorrect base prototypes

---
 src/compiler/transformers/classFields.ts      |   9 +-
 src/compiler/transformers/esDecorators.ts     |  70 ++++-----
 src/harness/evaluatorImpl.ts                  |  14 +-
 src/lib/decorators.d.ts                       |   8 +
 src/lib/esnext.decorators.d.ts                |   2 +
 src/testRunner/tests.ts                       |   1 +
 .../evaluation/esDecoratorsMetadata.ts        | 141 ++++++++++++++++++
 ...ecorators-classDeclaration-classSuper.1.js |   2 +-
 ...ecorators-classDeclaration-classSuper.2.js |   6 +-
 ...ecorators-classDeclaration-classSuper.3.js |   2 +-
 ...ecorators-classDeclaration-classSuper.4.js |   2 +-
 ...ecorators-classDeclaration-classSuper.5.js |   6 +-
 ...ecorators-classDeclaration-classSuper.6.js |   5 +-
 ...ecorators-classDeclaration-classSuper.7.js |  10 +-
 ...Decorators-classExpression-classSuper.1.js |   2 +-
 ...Decorators-classExpression-classSuper.2.js |   6 +-
 ...Decorators-classExpression-classSuper.3.js |   2 +-
 ...Decorators-classExpression-classSuper.4.js |   2 +-
 ...Decorators-classExpression-classSuper.5.js |   6 +-
 ...Decorators-classExpression-classSuper.6.js |   5 +-
 .../esDecoratorsMetadata2(target=es2015).js   |   7 +-
 .../esDecoratorsMetadata2(target=es2022).js   |   5 +-
 .../esDecoratorsMetadata3(target=es2015).js   |   6 +-
 .../esDecoratorsMetadata3(target=es2022).js   |   5 +-
 ...typeOfThisInStaticMembers10(target=es6).js |  20 +--
 ...typeOfThisInStaticMembers11(target=es6).js |  20 +--
 26 files changed, 262 insertions(+), 102 deletions(-)
 create mode 100644 src/testRunner/unittests/evaluation/esDecoratorsMetadata.ts

diff --git a/src/compiler/transformers/classFields.ts b/src/compiler/transformers/classFields.ts
index dfcb8a31fe5ce..f038aa3d37a27 100644
--- a/src/compiler/transformers/classFields.ts
+++ b/src/compiler/transformers/classFields.ts
@@ -1194,7 +1194,7 @@ export function transformClassFields(context: TransformationContext): (x: Source
             isStaticPropertyDeclarationOrClassStaticBlock(currentClassElement) &&
             lexicalEnvironment?.data) {
             const { classConstructor, superClassReference, facts } = lexicalEnvironment.data;
-            if (facts & ClassFacts.ClassWasDecorated && superClassReference === undefined && classConstructor === undefined) {
+            if (facts & ClassFacts.ClassWasDecorated) {
                 return visitInvalidSuperProperty(node);
             }
             if (classConstructor && superClassReference) {
@@ -1219,9 +1219,10 @@ export function transformClassFields(context: TransformationContext): (x: Source
             isStaticPropertyDeclarationOrClassStaticBlock(currentClassElement) &&
             lexicalEnvironment?.data) {
             const { classConstructor, superClassReference, facts } = lexicalEnvironment.data;
-            if (facts & ClassFacts.ClassWasDecorated && superClassReference === undefined && classConstructor === undefined) {
+            if (facts & ClassFacts.ClassWasDecorated) {
                 return visitInvalidSuperProperty(node);
             }
+
             if (classConstructor && superClassReference) {
                 // converts `super[x]` into `Reflect.get(_baseTemp, x, _classTemp)`
                 const superProperty = factory.createReflectGetCall(
@@ -1745,7 +1746,7 @@ export function transformClassFields(context: TransformationContext): (x: Source
 
     function getClassFacts(node: ClassLikeDeclaration) {
         let facts = ClassFacts.None;
-        const original = getOriginalNode(node) as ClassLikeDeclaration;
+        const original = getOriginalNode(node);
         if (isClassDeclaration(original) && classOrConstructorParameterIsDecorated(legacyDecorators, original)) {
             facts |= ClassFacts.ClassWasDecorated;
         }
@@ -1768,7 +1769,7 @@ export function transformClassFields(context: TransformationContext): (x: Source
                         }
                     }
                     if (shouldTransformSuperInStaticInitializers && member.transformFlags & TransformFlags.ContainsLexicalSuper) {
-                        if (!(facts & ClassFacts.ClassWasDecorated) || original.heritageClauses) {
+                        if (!(facts & ClassFacts.ClassWasDecorated)) {
                             facts |= ClassFacts.NeedsClassConstructorReference | ClassFacts.NeedsClassSuperReference;
                         }
                     }
diff --git a/src/compiler/transformers/esDecorators.ts b/src/compiler/transformers/esDecorators.ts
index cf4e41a393137..ea073fe5705b7 100644
--- a/src/compiler/transformers/esDecorators.ts
+++ b/src/compiler/transformers/esDecorators.ts
@@ -628,18 +628,6 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
         };
     }
 
-    function containsLexicalSuperInStaticInitializer(node: ClassLikeDeclaration) {
-        for (const member of node.members) {
-            if (isClassStaticBlockDeclaration(member) ||
-                isPropertyDeclaration(member) && hasStaticModifier(member)) {
-                if (member.transformFlags & TransformFlags.ContainsLexicalSuper) {
-                    return true;
-                }
-            }
-        }
-        return false;
-    }
-
     function transformClassLike(node: ClassLikeDeclaration, className: Expression) {
         startLexicalEnvironment();
 
@@ -679,31 +667,25 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
         }
 
         // Rewrite `super` in static initializers so that we can use the correct `this`.
-        if (classDecorators && containsLexicalSuperInStaticInitializer(node)) {
-            const extendsClause = getHeritageClause(node.heritageClauses, SyntaxKind.ExtendsKeyword);
-            const extendsElement = extendsClause && firstOrUndefined(extendsClause.types);
-            const extendsExpression = extendsElement && visitNode(extendsElement.expression, visitor, isExpression);
-            if (extendsExpression) {
-                classInfo.classSuper = factory.createUniqueName("_classSuper", GeneratedIdentifierFlags.Optimistic);
+        const extendsClause = getHeritageClause(node.heritageClauses, SyntaxKind.ExtendsKeyword);
+        const extendsElement = extendsClause && firstOrUndefined(extendsClause.types);
+        const extendsExpression = extendsElement && visitNode(extendsElement.expression, visitor, isExpression);
+        if (extendsExpression) {
+            classInfo.classSuper = factory.createUniqueName("_classSuper", GeneratedIdentifierFlags.Optimistic);
 
                 // Ensure we do not give the class or function an assigned name due to the variable by prefixing it
                 // with `0, `.
-                const unwrapped = skipOuterExpressions(extendsExpression);
-                const safeExtendsExpression =
-                    isClassExpression(unwrapped) && !unwrapped.name ||
-                    isFunctionExpression(unwrapped) && !unwrapped.name ||
-                    isArrowFunction(unwrapped) ?
-                        factory.createComma(factory.createNumericLiteral(0), extendsExpression) :
-                        extendsExpression;
-                classDefinitionStatements.push(createLet(classInfo.classSuper, safeExtendsExpression));
-                const updatedExtendsElement = factory.updateExpressionWithTypeArguments(extendsElement, classInfo.classSuper, /*typeArguments*/ undefined);
-                const updatedExtendsClause = factory.updateHeritageClause(extendsClause, [updatedExtendsElement]);
-                heritageClauses = factory.createNodeArray([updatedExtendsClause]);
-            }
-        }
-        else {
-            // 2. ClassHeritage clause is evaluated outside of the private name scope of the class.
-            heritageClauses = visitNodes(node.heritageClauses, visitor, isHeritageClause);
+            const unwrapped = skipOuterExpressions(extendsExpression);
+            const safeExtendsExpression =
+                isClassExpression(unwrapped) && !unwrapped.name ||
+                isFunctionExpression(unwrapped) && !unwrapped.name ||
+                isArrowFunction(unwrapped) ?
+                    factory.createComma(factory.createNumericLiteral(0), extendsExpression) :
+                    extendsExpression;
+            classDefinitionStatements.push(createLet(classInfo.classSuper, safeExtendsExpression));
+            const updatedExtendsElement = factory.updateExpressionWithTypeArguments(extendsElement, classInfo.classSuper, /*typeArguments*/ undefined);
+            const updatedExtendsClause = factory.updateHeritageClause(extendsClause, [updatedExtendsElement]);
+            heritageClauses = factory.createNodeArray([updatedExtendsClause]);
         }
 
         const renamedClassThis = classInfo.classThis ?? factory.createThis();
@@ -731,7 +713,7 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
         // NOTE: If there are no constructors, but there are instance initializers, a synthetic constructor is added.
         enterClass(classInfo);
 
-        leadingBlockStatements = append(leadingBlockStatements, createMetadata(classInfo.metadataReference, !!heritageClauses));
+        leadingBlockStatements = append(leadingBlockStatements, createMetadata(classInfo.metadataReference, classInfo.classSuper));
 
         let members = visitNodes(node.members, classElementVisitor, isClassElement);
         if (pendingExpressions) {
@@ -2342,7 +2324,7 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
             factory.createStringLiteralFromNode(name);
     }
 
-    function createMetadata(name: Identifier, hasProto: boolean) {
+    function createMetadata(name: Identifier, classSuper: Identifier | undefined) {
         const varDecl = factory.createVariableDeclaration(
             name,
             /*exclamationToken*/ undefined,
@@ -2356,7 +2338,7 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
                 factory.createCallExpression(
                     factory.createPropertyAccessExpression(factory.createIdentifier("Object"), "create"),
                     /*typeArguments*/ undefined,
-                    [hasProto ? createSymbolMetadataReference() : factory.createNull()]
+                    [classSuper ? createSymbolMetadataReference(classSuper) : factory.createNull()]
                 ),
                 factory.createToken(SyntaxKind.ColonToken),
                 factory.createVoidZero(),
@@ -2377,10 +2359,18 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
         );
     }
 
-    function createSymbolMetadataReference() {
-        return factory.createElementAccessExpression(
-            factory.createSuper(),
+    function createSymbolMetadataReference(classSuper: Identifier) {
+        const classSuperSymbolMetadata = factory.createElementAccessExpression(
+            classSuper,
             factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), "metadata"),
         );
+        return factory.createConditionalExpression(
+            factory.createLogicalOr(
+                factory.createTypeCheck(classSuperSymbolMetadata, "object"),
+                factory.createTypeCheck(classSuperSymbolMetadata, "function"),
+            ),
+            factory.createToken(SyntaxKind.QuestionToken), classSuperSymbolMetadata,
+            factory.createToken(SyntaxKind.ColonToken), factory.createNull(),
+        );
     }
 }
diff --git a/src/harness/evaluatorImpl.ts b/src/harness/evaluatorImpl.ts
index f72526fb4a129..60d96ca362b07 100644
--- a/src/harness/evaluatorImpl.ts
+++ b/src/harness/evaluatorImpl.ts
@@ -16,8 +16,18 @@ for (const key of Object.getOwnPropertyNames(Symbol)) {
     Object.defineProperty(FakeSymbol, key, Object.getOwnPropertyDescriptor(Symbol, key)!);
 }
 
-// Add "asyncIterator" if missing
-if (!ts.hasProperty(FakeSymbol, "asyncIterator")) Object.defineProperty(FakeSymbol, "asyncIterator", { value: Symbol.for("Symbol.asyncIterator"), configurable: true });
+const symbolNames = [
+    "asyncIterator",
+    "metadata",
+];
+for (const symbolName of symbolNames) {
+    if (!ts.hasProperty(FakeSymbol, symbolName)) {
+        Object.defineProperty(FakeSymbol, symbolName, {
+            value: Symbol.for(`Symbol.${symbolName}`),
+            configurable: true,
+        });
+    }
+}
 
 export function evaluateTypeScript(source: string | { files: vfs.FileSet, rootFiles: string[], main: string }, options?: ts.CompilerOptions, globals?: Record<string, any>) {
     if (typeof source === "string") source = { files: { [sourceFile]: source }, rootFiles: [sourceFile], main: sourceFile };
diff --git a/src/lib/decorators.d.ts b/src/lib/decorators.d.ts
index 83f41c8c03b27..a39e3eda87b95 100644
--- a/src/lib/decorators.d.ts
+++ b/src/lib/decorators.d.ts
@@ -164,6 +164,8 @@ interface ClassGetterDecoratorContext<
      * decorating a non-`static` element).
      */
     addInitializer(initializer: (this: This) => void): void;
+
+    readonly metadata: DecoratorMetadata;
 }
 
 /**
@@ -209,6 +211,8 @@ interface ClassSetterDecoratorContext<
      * decorating a non-`static` element).
      */
     addInitializer(initializer: (this: This) => void): void;
+
+    readonly metadata: DecoratorMetadata;
 }
 
 /**
@@ -263,6 +267,8 @@ interface ClassAccessorDecoratorContext<
      * decorating a non-`static` element).
      */
     addInitializer(initializer: (this: This) => void): void;
+
+    readonly metadata: DecoratorMetadata;
 }
 
 /**
@@ -358,4 +364,6 @@ interface ClassFieldDecoratorContext<
      * decorating a non-`static` element).
      */
     addInitializer(initializer: (this: This) => void): void;
+
+    readonly metadata: DecoratorMetadata;
 }
diff --git a/src/lib/esnext.decorators.d.ts b/src/lib/esnext.decorators.d.ts
index e729881929a18..ccd1ff03e7503 100644
--- a/src/lib/esnext.decorators.d.ts
+++ b/src/lib/esnext.decorators.d.ts
@@ -1,3 +1,5 @@
+/// <reference lib="es2015.symbol" />
+
 interface SymbolConstructor {
     readonly metadata: unique symbol;
 }
diff --git a/src/testRunner/tests.ts b/src/testRunner/tests.ts
index fb002cc3491a8..96db12c481f53 100644
--- a/src/testRunner/tests.ts
+++ b/src/testRunner/tests.ts
@@ -37,6 +37,7 @@ import "./unittests/evaluation/awaiter";
 import "./unittests/evaluation/destructuring";
 import "./unittests/evaluation/externalModules";
 import "./unittests/evaluation/esDecorators";
+import "./unittests/evaluation/esDecoratorsMetadata";
 import "./unittests/evaluation/forAwaitOf";
 import "./unittests/evaluation/forOf";
 import "./unittests/evaluation/generator";
diff --git a/src/testRunner/unittests/evaluation/esDecoratorsMetadata.ts b/src/testRunner/unittests/evaluation/esDecoratorsMetadata.ts
new file mode 100644
index 0000000000000..5458c750c2708
--- /dev/null
+++ b/src/testRunner/unittests/evaluation/esDecoratorsMetadata.ts
@@ -0,0 +1,141 @@
+import * as evaluator from "../../_namespaces/evaluator";
+import * as ts from "../../_namespaces/ts";
+import { ScriptTarget } from "../../_namespaces/ts";
+
+describe("unittests:: evaluation:: esDecoratorsMetadata", () => {
+    const nodeVersion = new ts.Version(process.versions.node);
+    const supportsClassStaticBlock = nodeVersion.major >= 16;
+
+    const targets = [
+        // NOTE: Class static blocks weren't supported in Node v14
+        ...(supportsClassStaticBlock ? [ScriptTarget.ES2022] : []),
+        ScriptTarget.ES2021,
+        ScriptTarget.ES2015,
+    ];
+
+    for (const target of targets) {
+        const targetName = ts.Debug.formatEnum(target, (ts as any).ScriptTarget);
+        const options: ts.CompilerOptions = { target };
+        const exec = (array: TemplateStringsArray) => evaluator.evaluateTypeScript(array[0], options);
+
+        describe("examples", () => {
+            // see https://github.com/tc39/proposal-decorator-metadata
+            it(`@meta (${targetName})`, () => {
+                const { output } = exec`
+                    export const output: string[] = [];
+
+                    function meta(key: string, value: string) {
+                        return (_, context) => {
+                            context.metadata[key] = value;
+                        };
+                    }
+
+                    @meta('a', 'x')
+                    class C {
+                        @meta('b', 'y')
+                        m() { }
+                    }
+
+                    output.push(C[Symbol.metadata].a);
+                    output.push(C[Symbol.metadata].b);
+                `;
+                assert.deepEqual(output, ["x", "y"]);
+            });
+
+            // see https://github.com/tc39/proposal-decorator-metadata#inheritance
+            it(`inheritance (${targetName})`, () => {
+                const { output } = exec`
+                    export const output: string[] = [];
+
+                    function meta(key: string, value: string) {
+                        return (_, context) => {
+                            context.metadata[key] = value;
+                        };
+                    }
+
+                    @meta('a', 'x')
+                    class C {
+                        @meta('b', 'y')
+                        m() {}
+                    }
+
+                    output.push(C[Symbol.metadata].a);
+                    output.push(C[Symbol.metadata].b);
+
+                    class D extends C {
+                        @meta('b', 'z')
+                        m() {}
+                    }
+
+                    output.push(D[Symbol.metadata].a);
+                    output.push(D[Symbol.metadata].b);
+                `;
+                assert.deepEqual(output, [
+                    "x",
+                    "y",
+                    "x",
+                    "z",
+                ]);
+            });
+
+            // see https://github.com/tc39/proposal-decorator-metadata#inheritance
+            it(`inheritance append(${targetName})`, () => {
+                const { output } = exec`
+                    export const output: string[] = [];
+
+                    function appendMeta(key: string, value: string) {
+                        return (_, context) => {
+                            const existing = context.metadata[key] ?? [];
+                            context.metadata[key] = [...existing, value];
+                        };
+                    }
+
+                    @appendMeta('a', 'x')
+                    class C { }
+
+                    @appendMeta('a', 'z')
+                    class D extends C { }
+
+                    output.push(C[Symbol.metadata].a);
+                    output.push(D[Symbol.metadata].a);
+                `;
+                assert.deepEqual(output, [
+                    ["x"],
+                    ["x", "z"],
+                ]);
+            });
+
+            // see https://github.com/tc39/proposal-decorator-metadata#private-metadata
+            it(`private metadata (${targetName})`, () => {
+                const { output } = exec`
+                    export const output: string[] = [];
+
+                    const PRIVATE_METADATA = new WeakMap();
+                    function meta(key: string, value: string) {
+                        return (_, context) => {
+                            let metadata = PRIVATE_METADATA.get(context.metadata);
+                            if (!metadata) {
+                                metadata = {};
+                                PRIVATE_METADATA.set(context.metadata, metadata);
+                            }
+                            metadata[key] = value;
+                        };
+                    }
+
+                    @meta('a', 'x')
+                    class C {
+                        @meta('b', 'y')
+                        m() { }
+                    }
+
+                    output.push(PRIVATE_METADATA.get(C[Symbol.metadata]).a);
+                    output.push(PRIVATE_METADATA.get(C[Symbol.metadata]).b);
+                `;
+                assert.deepEqual(output, [
+                    "x",
+                    "y",
+                ]);
+            });
+        });
+    }
+});
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js
index ac0b43fbec73a..a30c7f572929c 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.1.js
@@ -33,7 +33,7 @@ let C = (() => {
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js
index 3a20a77c22c40..b3f336ca871ed 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.2.js
@@ -39,7 +39,7 @@ let C1 = (() => {
     });
     var C1 = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
@@ -62,7 +62,7 @@ let C2 = (() => {
     let _classSuper_1 = (0, function () { });
     var C2 = class extends _classSuper_1 {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper_1[Symbol.metadata] === "object" || typeof _classSuper_1[Symbol.metadata] === "function" ? _classSuper_1[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
             if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
@@ -85,7 +85,7 @@ let C3 = (() => {
     let _classSuper_2 = (0, (() => { }));
     var C3 = class extends _classSuper_2 {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper_2[Symbol.metadata] === "object" || typeof _classSuper_2[Symbol.metadata] === "function" ? _classSuper_2[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
             if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js
index df5f7c1daa78f..7c53d21384e58 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.3.js
@@ -55,7 +55,7 @@ let C = (() => {
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js
index 3a78bc0a76006..f8bbe00896fd9 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.4.js
@@ -30,7 +30,7 @@ let C = (() => {
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js
index 24cded195219e..f3396a2a802ec 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.5.js
@@ -59,7 +59,7 @@ let C1 = (() => {
     let _classSuper = Base;
     var C1 = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
@@ -105,7 +105,7 @@ let C2 = (() => {
     let _classSuper_1 = Base;
     var C2 = class extends _classSuper_1 {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper_1[Symbol.metadata] === "object" || typeof _classSuper_1[Symbol.metadata] === "function" ? _classSuper_1[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
             if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
@@ -151,7 +151,7 @@ let C3 = (() => {
     let _classSuper_2 = Base;
     var C3 = class extends _classSuper_2 {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper_2[Symbol.metadata] === "object" || typeof _classSuper_2[Symbol.metadata] === "function" ? _classSuper_2[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
             if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js
index 03ca42bbcff5c..f4b86b8397bf3 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.6.js
@@ -34,9 +34,10 @@ let C = (() => {
     let _classDescriptor;
     let _classExtraInitializers = [];
     let _classThis;
-    var C = class extends Base {
+    let _classSuper = Base;
+    var C = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js
index 1d9a7c597668a..f4881207d2dbc 100644
--- a/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js
+++ b/tests/baselines/reference/esDecorators-classDeclaration-classSuper.7.js
@@ -46,11 +46,12 @@ class D extends A {
 class A {
 }
 let B = (() => {
+    let _classSuper = A;
     let _instanceExtraInitializers = [];
     let _m_decorators;
-    return class B extends A {
+    return class B extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             _m_decorators = [foo];
             __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers);
             if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
@@ -90,11 +91,12 @@ let C = (() => {
     };
 })();
 let D = (() => {
+    let _classSuper_1 = A;
     let _instanceExtraInitializers_2 = [];
     let _get_val_decorators;
-    return class D extends A {
+    return class D extends _classSuper_1 {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper_1[Symbol.metadata] === "object" || typeof _classSuper_1[Symbol.metadata] === "function" ? _classSuper_1[Symbol.metadata] : null) : void 0;
             _get_val_decorators = [foo];
             __esDecorate(this, null, _get_val_decorators, { kind: "getter", name: "val", static: false, private: false, access: { has: obj => "val" in obj, get: obj => obj.val }, metadata: _metadata }, null, _instanceExtraInitializers_2);
             if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js
index e515763512da9..6b976e10fa777 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.1.js
@@ -32,7 +32,7 @@ const method = "method";
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js
index 238b9ac227381..1d0c182c4562d 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.2.js
@@ -39,7 +39,7 @@ class C3 extends ((() => {}) as any) {
     });
     var C1 = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
@@ -62,7 +62,7 @@ class C3 extends ((() => {}) as any) {
     let _classSuper_1 = (0, function () { });
     var C2 = class extends _classSuper_1 {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper_1[Symbol.metadata] === "object" || typeof _classSuper_1[Symbol.metadata] === "function" ? _classSuper_1[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
             if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
@@ -85,7 +85,7 @@ class C3 extends ((() => {}) as any) {
     let _classSuper_2 = (0, (() => { }));
     var C3 = class extends _classSuper_2 {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper_2[Symbol.metadata] === "object" || typeof _classSuper_2[Symbol.metadata] === "function" ? _classSuper_2[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
             if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js
index f128718ba237b..b07fc9547269e 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.3.js
@@ -55,7 +55,7 @@ const x = "x";
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js
index 85a8d3afb5621..12f4f882c565a 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.4.js
@@ -30,7 +30,7 @@ const method = "method";
     let _classSuper = Base;
     var C = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js
index 10ebe5d29c37c..a6aa686982414 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.5.js
@@ -59,7 +59,7 @@ const x = "x";
     let _classSuper = Base;
     var C1 = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C1 = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
@@ -105,7 +105,7 @@ const x = "x";
     let _classSuper_1 = Base;
     var C2 = class extends _classSuper_1 {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper_1[Symbol.metadata] === "object" || typeof _classSuper_1[Symbol.metadata] === "function" ? _classSuper_1[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             C2 = _classThis_1 = _classDescriptor_1.value;
             if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
@@ -151,7 +151,7 @@ const x = "x";
     let _classSuper_2 = Base;
     var C3 = class extends _classSuper_2 {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper_2[Symbol.metadata] === "object" || typeof _classSuper_2[Symbol.metadata] === "function" ? _classSuper_2[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor_2 = { value: this }, _classDecorators_2, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_2);
             C3 = _classThis_2 = _classDescriptor_2.value;
             if (_metadata) Object.defineProperty(_classThis_2, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js b/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js
index b73ef49493ca1..0d16b0daa1497 100644
--- a/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js
+++ b/tests/baselines/reference/esDecorators-classExpression-classSuper.6.js
@@ -34,9 +34,10 @@ class C extends Base {
     let _classDescriptor;
     let _classExtraInitializers = [];
     let _classThis;
-    var C = class extends Base {
+    let _classSuper = Base;
+    var C = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers);
             C = _classThis = _classDescriptor.value;
             if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
index cd4f0e9c9491f..58ac69f4be881 100644
--- a/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
+++ b/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
@@ -97,10 +97,11 @@ let C = (() => {
 C[Symbol.metadata].a; // 'x'
 C[Symbol.metadata].b; // 'y'
 let D = (() => {
-    var _a, _b;
+    var _a;
+    let _classSuper = C;
     let _instanceExtraInitializers_1 = [];
     let _m_decorators;
-    return _a = class D extends (_b = C) {
+    return _a = class D extends _classSuper {
             m() { }
             constructor() {
                 super(...arguments);
@@ -108,7 +109,7 @@ let D = (() => {
             }
         },
         (() => {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(Reflect.get(_b, Symbol.metadata, _a)) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             _m_decorators = [meta('b', 'z')];
             __esDecorate(_a, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers_1);
             if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js b/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js
index a29a41d34615d..38652ec9badf7 100644
--- a/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js
+++ b/tests/baselines/reference/esDecoratorsMetadata2(target=es2022).js
@@ -92,11 +92,12 @@ let C = (() => {
 C[Symbol.metadata].a; // 'x'
 C[Symbol.metadata].b; // 'y'
 let D = (() => {
+    let _classSuper = C;
     let _instanceExtraInitializers_1 = [];
     let _m_decorators;
-    return class D extends C {
+    return class D extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             _m_decorators = [meta('b', 'z')];
             __esDecorate(this, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers_1);
             if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js
index 8ca63da31178a..a28394bff2e97 100644
--- a/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js
+++ b/tests/baselines/reference/esDecoratorsMetadata3(target=es2015).js
@@ -84,16 +84,16 @@ let C = (() => {
     return C = _classThis;
 })();
 let D = (() => {
-    var _a;
     let _classDecorators_1 = [appendMeta('a', 'z')];
     let _classDescriptor_1;
     let _classExtraInitializers_1 = [];
     let _classThis_1;
-    var D = _classThis_1 = class extends (_a = C) {
+    let _classSuper = C;
+    var D = _classThis_1 = class extends _classSuper {
     };
     __setFunctionName(_classThis_1, "D");
     (() => {
-        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(Reflect.get(_a, Symbol.metadata, _classThis_1)) : void 0;
+        const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
         __esDecorate(null, _classDescriptor_1 = { value: _classThis_1 }, _classDecorators_1, { kind: "class", name: _classThis_1.name, metadata: _metadata }, null, _classExtraInitializers_1);
         D = _classThis_1 = _classDescriptor_1.value;
         if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js b/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js
index 7fd60d8524b8b..99cca38b4f244 100644
--- a/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js
+++ b/tests/baselines/reference/esDecoratorsMetadata3(target=es2022).js
@@ -82,9 +82,10 @@ let D = (() => {
     let _classDescriptor_1;
     let _classExtraInitializers_1 = [];
     let _classThis_1;
-    var D = class extends C {
+    let _classSuper = C;
+    var D = class extends _classSuper {
         static {
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(super[Symbol.metadata]) : void 0;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(typeof _classSuper[Symbol.metadata] === "object" || typeof _classSuper[Symbol.metadata] === "function" ? _classSuper[Symbol.metadata] : null) : void 0;
             __esDecorate(null, _classDescriptor_1 = { value: this }, _classDecorators_1, { kind: "class", name: this.name, metadata: _metadata }, null, _classExtraInitializers_1);
             D = _classThis_1 = _classDescriptor_1.value;
             if (_metadata) Object.defineProperty(_classThis_1, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
diff --git a/tests/baselines/reference/typeOfThisInStaticMembers10(target=es6).js b/tests/baselines/reference/typeOfThisInStaticMembers10(target=es6).js
index a9e32fed64c04..478fdaddfec29 100644
--- a/tests/baselines/reference/typeOfThisInStaticMembers10(target=es6).js
+++ b/tests/baselines/reference/typeOfThisInStaticMembers10(target=es6).js
@@ -57,7 +57,7 @@ var __decorate = (this && this.__decorate) || function (decorators, target, key,
     else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
     return c > 3 && r && Object.defineProperty(target, key, r), r;
 };
-var _a, _b, _c, _d, _e;
+var _a, _b, _c;
 let C = class C {
 };
 C.a = 1;
@@ -65,7 +65,7 @@ C.b = (void 0).a + 1;
 C = __decorate([
     foo
 ], C);
-let D = _a = class D extends (_b = C) {
+let D = class D extends C {
     static foo() {
         return this.c + 1;
     }
@@ -78,7 +78,7 @@ let D = _a = class D extends (_b = C) {
 };
 D.c = 2;
 D.d = (void 0).c + 1;
-D.e = Reflect.get(_b, "a", _a) + (void 0).c + 1;
+D.e = (void 0).a + (void 0).c + 1;
 D.f = () => (void 0).c + 1;
 D.ff = function () { this.c + 1; };
 D = __decorate([
@@ -86,10 +86,10 @@ D = __decorate([
 ], D);
 class CC {
 }
-_c = CC;
+_a = CC;
 CC.a = 1;
-CC.b = _c.a + 1;
-class DD extends (_e = CC) {
+CC.b = _a.a + 1;
+class DD extends (_c = CC) {
     static foo() {
         return this.c + 1;
     }
@@ -100,9 +100,9 @@ class DD extends (_e = CC) {
         this.c = v + 1;
     }
 }
-_d = DD;
+_b = DD;
 DD.c = 2;
-DD.d = _d.c + 1;
-DD.e = Reflect.get(_e, "a", _d) + _d.c + 1;
-DD.f = () => _d.c + 1;
+DD.d = _b.c + 1;
+DD.e = Reflect.get(_c, "a", _b) + _b.c + 1;
+DD.f = () => _b.c + 1;
 DD.ff = function () { this.c + 1; };
diff --git a/tests/baselines/reference/typeOfThisInStaticMembers11(target=es6).js b/tests/baselines/reference/typeOfThisInStaticMembers11(target=es6).js
index ff770acda09cc..e0b75ad9b1fb0 100644
--- a/tests/baselines/reference/typeOfThisInStaticMembers11(target=es6).js
+++ b/tests/baselines/reference/typeOfThisInStaticMembers11(target=es6).js
@@ -57,7 +57,7 @@ var __decorate = (this && this.__decorate) || function (decorators, target, key,
     else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
     return c > 3 && r && Object.defineProperty(target, key, r), r;
 };
-var _a, _b, _c, _d, _e;
+var _a, _b, _c;
 let C = class C {
 };
 Object.defineProperty(C, "a", {
@@ -75,7 +75,7 @@ Object.defineProperty(C, "b", {
 C = __decorate([
     foo
 ], C);
-let D = _a = class D extends (_b = C) {
+let D = class D extends C {
     static foo() {
         return this.c + 1;
     }
@@ -102,7 +102,7 @@ Object.defineProperty(D, "e", {
     enumerable: true,
     configurable: true,
     writable: true,
-    value: Reflect.get(_b, "a", _a) + (void 0).c + 1
+    value: (void 0).a + (void 0).c + 1
 });
 Object.defineProperty(D, "f", {
     enumerable: true,
@@ -121,7 +121,7 @@ D = __decorate([
 ], D);
 class CC {
 }
-_c = CC;
+_a = CC;
 Object.defineProperty(CC, "a", {
     enumerable: true,
     configurable: true,
@@ -132,9 +132,9 @@ Object.defineProperty(CC, "b", {
     enumerable: true,
     configurable: true,
     writable: true,
-    value: _c.a + 1
+    value: _a.a + 1
 });
-class DD extends (_e = CC) {
+class DD extends (_c = CC) {
     static foo() {
         return this.c + 1;
     }
@@ -145,7 +145,7 @@ class DD extends (_e = CC) {
         this.c = v + 1;
     }
 }
-_d = DD;
+_b = DD;
 Object.defineProperty(DD, "c", {
     enumerable: true,
     configurable: true,
@@ -156,19 +156,19 @@ Object.defineProperty(DD, "d", {
     enumerable: true,
     configurable: true,
     writable: true,
-    value: _d.c + 1
+    value: _b.c + 1
 });
 Object.defineProperty(DD, "e", {
     enumerable: true,
     configurable: true,
     writable: true,
-    value: Reflect.get(_e, "a", _d) + _d.c + 1
+    value: Reflect.get(_c, "a", _b) + _b.c + 1
 });
 Object.defineProperty(DD, "f", {
     enumerable: true,
     configurable: true,
     writable: true,
-    value: () => _d.c + 1
+    value: () => _b.c + 1
 });
 Object.defineProperty(DD, "ff", {
     enumerable: true,

From 6904edbb3d23e58a91e06c6c6bf38742a9587326 Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Thu, 22 Jun 2023 23:30:59 +0300
Subject: [PATCH 06/11] use nullish coalescing expression

---
 src/compiler/transformers/esDecorators.ts | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/src/compiler/transformers/esDecorators.ts b/src/compiler/transformers/esDecorators.ts
index ea073fe5705b7..383899c2ff291 100644
--- a/src/compiler/transformers/esDecorators.ts
+++ b/src/compiler/transformers/esDecorators.ts
@@ -2360,17 +2360,13 @@ export function transformESDecorators(context: TransformationContext): (x: Sourc
     }
 
     function createSymbolMetadataReference(classSuper: Identifier) {
-        const classSuperSymbolMetadata = factory.createElementAccessExpression(
-            classSuper,
-            factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), "metadata"),
-        );
-        return factory.createConditionalExpression(
-            factory.createLogicalOr(
-                factory.createTypeCheck(classSuperSymbolMetadata, "object"),
-                factory.createTypeCheck(classSuperSymbolMetadata, "function"),
+        return factory.createBinaryExpression(
+            factory.createElementAccessExpression(
+                classSuper,
+                factory.createPropertyAccessExpression(factory.createIdentifier("Symbol"), "metadata"),
             ),
-            factory.createToken(SyntaxKind.QuestionToken), classSuperSymbolMetadata,
-            factory.createToken(SyntaxKind.ColonToken), factory.createNull(),
+            SyntaxKind.QuestionQuestionToken,
+            factory.createNull()
         );
     }
 }

From 0ce1379a9105bbadecb3128327d66044f5092883 Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Fri, 23 Jun 2023 01:52:57 +0300
Subject: [PATCH 07/11] update decorators typings

---
 src/lib/decorators.d.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/lib/decorators.d.ts b/src/lib/decorators.d.ts
index a39e3eda87b95..c64ee5a2550f9 100644
--- a/src/lib/decorators.d.ts
+++ b/src/lib/decorators.d.ts
@@ -17,8 +17,14 @@ type DecoratorContext =
     | ClassMemberDecoratorContext
     ;
 
+type DecoratorMetadataObject = Record<PropertyKey, unknown> & object;
+
 type DecoratorMetadata =
-    typeof globalThis extends { Symbol: { readonly metadata: symbol } } ? object : object | undefined;
+    typeof globalThis extends { Symbol: { readonly metadata: symbol } } ? DecoratorMetadataObject : DecoratorMetadataObject | undefined;
+
+interface Function {
+    [Symbol.metadata]: DecoratorMetadata | null;
+}
 
 /**
  * Context provided to a class decorator.

From db22c16c41f2cd1205e9867a882a8c55e749a6d6 Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Fri, 23 Jun 2023 02:11:39 +0300
Subject: [PATCH 08/11] use reservedInNestedScopes for class names

---
 src/compiler/transformers/classFields.ts                      | 3 +--
 .../reference/esDecoratorsMetadata2(target=es2015).js         | 4 ++--
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/compiler/transformers/classFields.ts b/src/compiler/transformers/classFields.ts
index 07adbf4b1cbf6..7c7227697a985 100644
--- a/src/compiler/transformers/classFields.ts
+++ b/src/compiler/transformers/classFields.ts
@@ -1936,9 +1936,8 @@ export function transformClassFields(context: TransformationContext): (x: Source
             }
 
             const classCheckFlags = resolver.getNodeCheckFlags(node);
-            const isClassWithConstructorReference = classCheckFlags & NodeCheckFlags.ClassWithConstructorReference;
             const requiresBlockScopedVar = classCheckFlags & NodeCheckFlags.BlockScopedBindingInLoop;
-            const temp = factory.createTempVariable(requiresBlockScopedVar ? addBlockScopedVariable : hoistVariableDeclaration, !!isClassWithConstructorReference);
+            const temp = factory.createTempVariable(requiresBlockScopedVar ? addBlockScopedVariable : hoistVariableDeclaration, /*reservedInNestedScopes*/ true);
             getClassLexicalEnvironment().classConstructor = factory.cloneNode(temp);
             return temp;
         }
diff --git a/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js b/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
index 915c2d2d221ab..827cd38f1e8a2 100644
--- a/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
+++ b/tests/baselines/reference/esDecoratorsMetadata2(target=es2015).js
@@ -109,8 +109,8 @@ let D = (() => {
             }
         },
         (() => {
-            var _a;
-            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create((_a = _classSuper[Symbol.metadata]) !== null && _a !== void 0 ? _a : null) : void 0;
+            var _b;
+            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create((_b = _classSuper[Symbol.metadata]) !== null && _b !== void 0 ? _b : null) : void 0;
             _m_decorators = [meta('b', 'z')];
             __esDecorate(_a, null, _m_decorators, { kind: "method", name: "m", static: false, private: false, access: { has: obj => "m" in obj, get: obj => obj.m }, metadata: _metadata }, null, _instanceExtraInitializers);
             if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });

From 36b0660e41963d0499736d334d014a03793568c2 Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Fri, 23 Jun 2023 02:30:05 +0300
Subject: [PATCH 09/11] add DecoratorMetadataObject to globalTypeDecls

---
 src/harness/fourslashInterfaceImpl.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/harness/fourslashInterfaceImpl.ts b/src/harness/fourslashInterfaceImpl.ts
index e9c346a8c4e81..d5bc4f201751c 100644
--- a/src/harness/fourslashInterfaceImpl.ts
+++ b/src/harness/fourslashInterfaceImpl.ts
@@ -1169,6 +1169,7 @@ export namespace Completion {
         typeEntry("ClassMemberDecoratorContext"),
         typeEntry("DecoratorContext"),
         typeEntry("DecoratorMetadata"),
+        typeEntry("DecoratorMetadataObject"),
         interfaceEntry("ClassDecoratorContext"),
         interfaceEntry("ClassMethodDecoratorContext"),
         interfaceEntry("ClassGetterDecoratorContext"),

From ee15c01cc0503aec0fb7394169e504d14844cdef Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Fri, 23 Jun 2023 08:39:01 +0300
Subject: [PATCH 10/11] update typings

---
 src/lib/decorators.d.ts        | 4 ----
 src/lib/esnext.decorators.d.ts | 5 +++++
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/lib/decorators.d.ts b/src/lib/decorators.d.ts
index c64ee5a2550f9..977fa5fc5deb0 100644
--- a/src/lib/decorators.d.ts
+++ b/src/lib/decorators.d.ts
@@ -22,10 +22,6 @@ type DecoratorMetadataObject = Record<PropertyKey, unknown> & object;
 type DecoratorMetadata =
     typeof globalThis extends { Symbol: { readonly metadata: symbol } } ? DecoratorMetadataObject : DecoratorMetadataObject | undefined;
 
-interface Function {
-    [Symbol.metadata]: DecoratorMetadata | null;
-}
-
 /**
  * Context provided to a class decorator.
  * @template Class The type of the decorated class associated with this context.
diff --git a/src/lib/esnext.decorators.d.ts b/src/lib/esnext.decorators.d.ts
index ccd1ff03e7503..d5e6cb910daa0 100644
--- a/src/lib/esnext.decorators.d.ts
+++ b/src/lib/esnext.decorators.d.ts
@@ -1,5 +1,10 @@
 /// <reference lib="es2015.symbol" />
+/// <reference lib="decorators" />
 
 interface SymbolConstructor {
     readonly metadata: unique symbol;
 }
+
+interface Function {
+    [Symbol.metadata]: DecoratorMetadata | null;
+}

From 50ee8e42d4431b6829ec8b685256e02a635de711 Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Fri, 23 Jun 2023 08:39:17 +0300
Subject: [PATCH 11/11] update baseline

---
 .../unittests/evaluation/esDecoratorsMetadata.ts |  8 ++++----
 .../classStaticBlock18(target=es2015).js         | 10 +++++-----
 .../reference/classStaticBlock18(target=es5).js  | 10 +++++-----
 ...otComparedToNonMatchingIndexSignature.symbols |  2 +-
 .../reference/staticFieldWithInterfaceContext.js | 10 +++++-----
 .../superInStaticMembers1(target=es2015).js      | 16 ++++++++--------
 .../superInStaticMembers1(target=es2021).js      | 16 ++++++++--------
 .../superInStaticMembers1(target=es5).js         | 12 ++++++------
 .../truthinessCallExpressionCoercion2.symbols    |  2 +-
 ...resolvableSelfReferencingAwaitedUnion.symbols |  2 +-
 10 files changed, 44 insertions(+), 44 deletions(-)

diff --git a/src/testRunner/unittests/evaluation/esDecoratorsMetadata.ts b/src/testRunner/unittests/evaluation/esDecoratorsMetadata.ts
index 5458c750c2708..3a5a979d4895d 100644
--- a/src/testRunner/unittests/evaluation/esDecoratorsMetadata.ts
+++ b/src/testRunner/unittests/evaluation/esDecoratorsMetadata.ts
@@ -22,7 +22,7 @@ describe("unittests:: evaluation:: esDecoratorsMetadata", () => {
             // see https://github.com/tc39/proposal-decorator-metadata
             it(`@meta (${targetName})`, () => {
                 const { output } = exec`
-                    export const output: string[] = [];
+                    export const output: unknown[] = [];
 
                     function meta(key: string, value: string) {
                         return (_, context) => {
@@ -45,7 +45,7 @@ describe("unittests:: evaluation:: esDecoratorsMetadata", () => {
             // see https://github.com/tc39/proposal-decorator-metadata#inheritance
             it(`inheritance (${targetName})`, () => {
                 const { output } = exec`
-                    export const output: string[] = [];
+                    export const output: unknown[] = [];
 
                     function meta(key: string, value: string) {
                         return (_, context) => {
@@ -81,7 +81,7 @@ describe("unittests:: evaluation:: esDecoratorsMetadata", () => {
             // see https://github.com/tc39/proposal-decorator-metadata#inheritance
             it(`inheritance append(${targetName})`, () => {
                 const { output } = exec`
-                    export const output: string[] = [];
+                    export const output: unknown[] = [];
 
                     function appendMeta(key: string, value: string) {
                         return (_, context) => {
@@ -108,7 +108,7 @@ describe("unittests:: evaluation:: esDecoratorsMetadata", () => {
             // see https://github.com/tc39/proposal-decorator-metadata#private-metadata
             it(`private metadata (${targetName})`, () => {
                 const { output } = exec`
-                    export const output: string[] = [];
+                    export const output: unknown[] = [];
 
                     const PRIVATE_METADATA = new WeakMap();
                     function meta(key: string, value: string) {
diff --git a/tests/baselines/reference/classStaticBlock18(target=es2015).js b/tests/baselines/reference/classStaticBlock18(target=es2015).js
index 686ab29973a11..a594c733f7082 100644
--- a/tests/baselines/reference/classStaticBlock18(target=es2015).js
+++ b/tests/baselines/reference/classStaticBlock18(target=es2015).js
@@ -27,15 +27,15 @@ function foo() {
         },
         _a.foo = 1,
         (() => {
-            var _a;
-            const c = (_a = class {
+            var _b;
+            const c = (_b = class {
                 },
-                __setFunctionName(_a, "c"),
-                _a.bar = 2,
+                __setFunctionName(_b, "c"),
+                _b.bar = 2,
                 (() => {
                     // do
                 })(),
-                _a);
+                _b);
         })(),
         _a;
 }
diff --git a/tests/baselines/reference/classStaticBlock18(target=es5).js b/tests/baselines/reference/classStaticBlock18(target=es5).js
index f9e4b92bd6bc7..f9c310c90de12 100644
--- a/tests/baselines/reference/classStaticBlock18(target=es5).js
+++ b/tests/baselines/reference/classStaticBlock18(target=es5).js
@@ -30,18 +30,18 @@ function foo() {
         }()),
         _a.foo = 1,
         (function () {
-            var _a;
-            var c = (_a = /** @class */ (function () {
+            var _b;
+            var c = (_b = /** @class */ (function () {
                     function class_2() {
                     }
                     return class_2;
                 }()),
-                __setFunctionName(_a, "c"),
-                _a.bar = 2,
+                __setFunctionName(_b, "c"),
+                _b.bar = 2,
                 (function () {
                     // do
                 })(),
-                _a);
+                _b);
         })(),
         _a;
 }
diff --git a/tests/baselines/reference/jsxNamespacedNameNotComparedToNonMatchingIndexSignature.symbols b/tests/baselines/reference/jsxNamespacedNameNotComparedToNonMatchingIndexSignature.symbols
index b7fffef21d287..e04910dc183d0 100644
--- a/tests/baselines/reference/jsxNamespacedNameNotComparedToNonMatchingIndexSignature.symbols
+++ b/tests/baselines/reference/jsxNamespacedNameNotComparedToNonMatchingIndexSignature.symbols
@@ -11,7 +11,7 @@ declare module "react" {
 
         [key: `do-${string}`]: Function;
 >key : Symbol(key, Decl(jsxNamespacedNameNotComparedToNonMatchingIndexSignature.tsx, 4, 9))
->Function : Symbol(Function, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --))
+>Function : Symbol(Function, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.esnext.decorators.d.ts, --, --))
 
         "ns:thing"?: string;
 >"ns:thing" : Symbol(Attributes["ns:thing"], Decl(jsxNamespacedNameNotComparedToNonMatchingIndexSignature.tsx, 4, 40))
diff --git a/tests/baselines/reference/staticFieldWithInterfaceContext.js b/tests/baselines/reference/staticFieldWithInterfaceContext.js
index fbc5257904418..c6b765a685e2b 100644
--- a/tests/baselines/reference/staticFieldWithInterfaceContext.js
+++ b/tests/baselines/reference/staticFieldWithInterfaceContext.js
@@ -56,15 +56,15 @@ var c2 = (_b = /** @class */ (function () {
     _b);
 c[ex] = { a: "a" };
 function f(c) {
-    var _a;
-    if (c === void 0) { c = (_a = /** @class */ (function () {
+    var _r;
+    if (c === void 0) { c = (_r = /** @class */ (function () {
             function class_3() {
             }
             return class_3;
         }()),
-        __setFunctionName(_a, "c"),
-        _a.x = { a: "a" },
-        _a); }
+        __setFunctionName(_r, "c"),
+        _r.x = { a: "a" },
+        _r); }
 }
 var c3 = { c: (_d = /** @class */ (function () {
             function class_4() {
diff --git a/tests/baselines/reference/superInStaticMembers1(target=es2015).js b/tests/baselines/reference/superInStaticMembers1(target=es2015).js
index c287bc661be32..9532efbcd3b13 100644
--- a/tests/baselines/reference/superInStaticMembers1(target=es2015).js
+++ b/tests/baselines/reference/superInStaticMembers1(target=es2015).js
@@ -947,11 +947,11 @@ var _a;
 (_a = class Reflect {
     },
     (() => {
-        var _a, _b;
-        class C extends (_b = B) {
+        var _b, _c;
+        class C extends (_c = B) {
         }
-        _a = C;
-        C._ = Reflect.get(_b, "w", _a).call(_a);
+        _b = C;
+        C._ = Reflect.get(_c, "w", _b).call(_b);
     })(),
     _a);
 export {};
@@ -960,12 +960,12 @@ var _a;
 (_a = class Reflect {
     },
     (() => {
-        var _a, _b;
-        class C extends (_b = B) {
+        var _b, _c;
+        class C extends (_c = B) {
         }
-        _a = C;
+        _b = C;
         (() => {
-            Reflect.get(_b, "w", _a).call(_a);
+            Reflect.get(_c, "w", _b).call(_b);
         })();
     })(),
     _a);
diff --git a/tests/baselines/reference/superInStaticMembers1(target=es2021).js b/tests/baselines/reference/superInStaticMembers1(target=es2021).js
index c287bc661be32..9532efbcd3b13 100644
--- a/tests/baselines/reference/superInStaticMembers1(target=es2021).js
+++ b/tests/baselines/reference/superInStaticMembers1(target=es2021).js
@@ -947,11 +947,11 @@ var _a;
 (_a = class Reflect {
     },
     (() => {
-        var _a, _b;
-        class C extends (_b = B) {
+        var _b, _c;
+        class C extends (_c = B) {
         }
-        _a = C;
-        C._ = Reflect.get(_b, "w", _a).call(_a);
+        _b = C;
+        C._ = Reflect.get(_c, "w", _b).call(_b);
     })(),
     _a);
 export {};
@@ -960,12 +960,12 @@ var _a;
 (_a = class Reflect {
     },
     (() => {
-        var _a, _b;
-        class C extends (_b = B) {
+        var _b, _c;
+        class C extends (_c = B) {
         }
-        _a = C;
+        _b = C;
         (() => {
-            Reflect.get(_b, "w", _a).call(_a);
+            Reflect.get(_c, "w", _b).call(_b);
         })();
     })(),
     _a);
diff --git a/tests/baselines/reference/superInStaticMembers1(target=es5).js b/tests/baselines/reference/superInStaticMembers1(target=es5).js
index 58995a4d63343..e96dc0ed5f453 100644
--- a/tests/baselines/reference/superInStaticMembers1(target=es5).js
+++ b/tests/baselines/reference/superInStaticMembers1(target=es5).js
@@ -1890,9 +1890,9 @@ Object.defineProperty(exports, "__esModule", { value: true });
             function C() {
                 return _super !== null && _super.apply(this, arguments) || this;
             }
-            var _a;
-            _a = C;
-            C._ = _super.w.call(_a);
+            var _b;
+            _b = C;
+            C._ = _super.w.call(_b);
             return C;
         }(B));
     })(),
@@ -1923,7 +1923,7 @@ Object.defineProperty(exports, "__esModule", { value: true });
         return Reflect;
     }()),
     (function () {
-        var _a;
+        var _b;
         var C = /** @class */ (function (_super) {
             __extends(C, _super);
             function C() {
@@ -1931,9 +1931,9 @@ Object.defineProperty(exports, "__esModule", { value: true });
             }
             return C;
         }(B));
-        _a = C;
+        _b = C;
         (function () {
-            _super.w.call(_a);
+            _super.w.call(_b);
         })();
     })(),
     _a);
diff --git a/tests/baselines/reference/truthinessCallExpressionCoercion2.symbols b/tests/baselines/reference/truthinessCallExpressionCoercion2.symbols
index d9a8d9a111e02..2ff8650525660 100644
--- a/tests/baselines/reference/truthinessCallExpressionCoercion2.symbols
+++ b/tests/baselines/reference/truthinessCallExpressionCoercion2.symbols
@@ -313,7 +313,7 @@ function checksPropertyAccess() {
 >A.from : Symbol(A.from, Decl(truthinessCallExpressionCoercion2.ts, 0, 17))
 >A : Symbol(A, Decl(truthinessCallExpressionCoercion2.ts, 0, 0))
 >from : Symbol(A.from, Decl(truthinessCallExpressionCoercion2.ts, 0, 17))
->Function : Symbol(Function, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --))
+>Function : Symbol(Function, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.esnext.decorators.d.ts, --, --))
 >B.from : Symbol(B.from, Decl(truthinessCallExpressionCoercion2.ts, 4, 17))
 >B : Symbol(B, Decl(truthinessCallExpressionCoercion2.ts, 2, 1))
 >from : Symbol(B.from, Decl(truthinessCallExpressionCoercion2.ts, 4, 17))
diff --git a/tests/baselines/reference/unresolvableSelfReferencingAwaitedUnion.symbols b/tests/baselines/reference/unresolvableSelfReferencingAwaitedUnion.symbols
index 47cee2add7c70..425d4625da1e9 100644
--- a/tests/baselines/reference/unresolvableSelfReferencingAwaitedUnion.symbols
+++ b/tests/baselines/reference/unresolvableSelfReferencingAwaitedUnion.symbols
@@ -59,7 +59,7 @@ export async function handleEffectResult(result: EffectResult) {
 
   if (result instanceof Function) {
 >result : Symbol(result, Decl(unresolvableSelfReferencingAwaitedUnion.ts, 24, 41))
->Function : Symbol(Function, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --))
+>Function : Symbol(Function, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.esnext.decorators.d.ts, --, --))
 
     await handleEffectResult(result());
 >handleEffectResult : Symbol(handleEffectResult, Decl(unresolvableSelfReferencingAwaitedUnion.ts, 22, 26))