diff --git a/src/compiler/transformers/module/module.ts b/src/compiler/transformers/module/module.ts
index 9c88471640956..2b4978306e88a 100644
--- a/src/compiler/transformers/module/module.ts
+++ b/src/compiler/transformers/module/module.ts
@@ -1853,7 +1853,7 @@ namespace ts {
             if (isIdentifier(node.expression)) {
                 const expression = substituteExpressionIdentifier(node.expression);
                 noSubstitution[getNodeId(expression)] = true;
-                if (!isIdentifier(expression)) {
+                if (!isIdentifier(expression) && !(getEmitFlags(node.expression) & EmitFlags.HelperName)) {
                     return addEmitFlags(
                         factory.updateCallExpression(node,
                             expression,
@@ -1872,7 +1872,7 @@ namespace ts {
             if (isIdentifier(node.tag)) {
                 const tag = substituteExpressionIdentifier(node.tag);
                 noSubstitution[getNodeId(tag)] = true;
-                if (!isIdentifier(tag)) {
+                if (!isIdentifier(tag) && !(getEmitFlags(node.tag) & EmitFlags.HelperName)) {
                     return addEmitFlags(
                         factory.updateTaggedTemplateExpression(node,
                             tag,
diff --git a/tests/baselines/reference/es5-importHelpersAsyncFunctions.js b/tests/baselines/reference/es5-importHelpersAsyncFunctions.js
index de1c7ca322864..781027fc18ab4 100644
--- a/tests/baselines/reference/es5-importHelpersAsyncFunctions.js
+++ b/tests/baselines/reference/es5-importHelpersAsyncFunctions.js
@@ -23,8 +23,8 @@ Object.defineProperty(exports, "__esModule", { value: true });
 exports.foo = void 0;
 var tslib_1 = require("tslib");
 function foo() {
-    return (0, tslib_1.__awaiter)(this, void 0, void 0, function () {
-        return (0, tslib_1.__generator)(this, function (_a) {
+    return tslib_1.__awaiter(this, void 0, void 0, function () {
+        return tslib_1.__generator(this, function (_a) {
             return [2 /*return*/];
         });
     });
diff --git a/tests/baselines/reference/esModuleInteropImportTSLibHasImport.js b/tests/baselines/reference/esModuleInteropImportTSLibHasImport.js
index 079e0db685408..c9229672ab05a 100644
--- a/tests/baselines/reference/esModuleInteropImportTSLibHasImport.js
+++ b/tests/baselines/reference/esModuleInteropImportTSLibHasImport.js
@@ -26,7 +26,7 @@ exports.username = username;
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 const tslib_1 = require("tslib");
-(0, tslib_1.__exportStar)(require("./username"), exports);
+tslib_1.__exportStar(require("./username"), exports);
 //// [hello.js]
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -36,6 +36,6 @@ exports.default = sayHello;
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 const tslib_1 = require("tslib");
-const hello_1 = (0, tslib_1.__importDefault)(require("./hello"));
+const hello_1 = tslib_1.__importDefault(require("./hello"));
 const utils_1 = require("./utils");
 (0, hello_1.default)((0, utils_1.username)());
diff --git a/tests/baselines/reference/esModuleInteropTslibHelpers.js b/tests/baselines/reference/esModuleInteropTslibHelpers.js
index 0e44270a01257..2ff7cec863184 100644
--- a/tests/baselines/reference/esModuleInteropTslibHelpers.js
+++ b/tests/baselines/reference/esModuleInteropTslibHelpers.js
@@ -24,7 +24,7 @@ export { Bar }
 exports.__esModule = true;
 exports.Foo = void 0;
 var tslib_1 = require("tslib");
-var path_1 = (0, tslib_1.__importDefault)(require("path"));
+var path_1 = tslib_1.__importDefault(require("path"));
 path_1["default"].resolve("", "../");
 var Foo = /** @class */ (function () {
     function Foo() {
@@ -37,7 +37,7 @@ exports.Foo = Foo;
 exports.__esModule = true;
 exports.Foo2 = void 0;
 var tslib_1 = require("tslib");
-var path = (0, tslib_1.__importStar)(require("path"));
+var path = tslib_1.__importStar(require("path"));
 path.resolve("", "../");
 var Foo2 = /** @class */ (function () {
     function Foo2() {
@@ -50,7 +50,7 @@ exports.Foo2 = Foo2;
 exports.__esModule = true;
 exports.Foo3 = void 0;
 var tslib_1 = require("tslib");
-var path_1 = (0, tslib_1.__importDefault)(require("path"));
+var path_1 = tslib_1.__importDefault(require("path"));
 (0, path_1["default"])("", "../");
 var Foo3 = /** @class */ (function () {
     function Foo3() {
@@ -63,6 +63,6 @@ exports.Foo3 = Foo3;
 exports.__esModule = true;
 exports.Bar = void 0;
 var tslib_1 = require("tslib");
-var path_1 = (0, tslib_1.__importStar)(require("path"));
+var path_1 = tslib_1.__importStar(require("path"));
 exports.Bar = path_1.Bar;
 (0, path_1["default"])("", "../");
diff --git a/tests/baselines/reference/exportAsNamespace_missingEmitHelpers.js b/tests/baselines/reference/exportAsNamespace_missingEmitHelpers.js
index 4b052d29dfb52..7afa249b2f3a1 100644
--- a/tests/baselines/reference/exportAsNamespace_missingEmitHelpers.js
+++ b/tests/baselines/reference/exportAsNamespace_missingEmitHelpers.js
@@ -15,4 +15,4 @@ exports.__esModule = true;
 exports.__esModule = true;
 exports.ns = void 0;
 var tslib_1 = require("tslib");
-exports.ns = (0, tslib_1.__importStar)(require("./a")); // Error
+exports.ns = tslib_1.__importStar(require("./a")); // Error
diff --git a/tests/baselines/reference/importHelpers.js b/tests/baselines/reference/importHelpers.js
index ce51113483d44..edc0aa2c58fa3 100644
--- a/tests/baselines/reference/importHelpers.js
+++ b/tests/baselines/reference/importHelpers.js
@@ -58,7 +58,7 @@ var A = /** @class */ (function () {
 }());
 exports.A = A;
 var B = /** @class */ (function (_super) {
-    (0, tslib_1.__extends)(B, _super);
+    tslib_1.__extends(B, _super);
     function B() {
         return _super !== null && _super.apply(this, arguments) || this;
     }
@@ -70,13 +70,13 @@ var C = /** @class */ (function () {
     }
     C.prototype.method = function (x) {
     };
-    (0, tslib_1.__decorate)([
-        (0, tslib_1.__param)(0, dec),
-        (0, tslib_1.__metadata)("design:type", Function),
-        (0, tslib_1.__metadata)("design:paramtypes", [Number]),
-        (0, tslib_1.__metadata)("design:returntype", void 0)
+    tslib_1.__decorate([
+        tslib_1.__param(0, dec),
+        tslib_1.__metadata("design:type", Function),
+        tslib_1.__metadata("design:paramtypes", [Number]),
+        tslib_1.__metadata("design:returntype", void 0)
     ], C.prototype, "method", null);
-    C = (0, tslib_1.__decorate)([
+    C = tslib_1.__decorate([
         dec
     ], C);
     return C;
@@ -84,7 +84,7 @@ var C = /** @class */ (function () {
 function id(x) {
     return x;
 }
-exports.result = id(templateObject_1 || (templateObject_1 = (0, tslib_1.__makeTemplateObject)(["hello world"], ["hello world"])));
+exports.result = id(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["hello world"], ["hello world"])));
 var templateObject_1;
 //// [script.js]
 var __extends = (this && this.__extends) || (function () {
diff --git a/tests/baselines/reference/importHelpersAmd.js b/tests/baselines/reference/importHelpersAmd.js
index b675da337597d..a9307da888d96 100644
--- a/tests/baselines/reference/importHelpersAmd.js
+++ b/tests/baselines/reference/importHelpersAmd.js
@@ -36,9 +36,9 @@ define(["require", "exports", "tslib", "./a", "./a"], function (require, exports
     "use strict";
     Object.defineProperty(exports, "__esModule", { value: true });
     exports.B = void 0;
-    (0, tslib_1.__exportStar)(a_2, exports);
+    tslib_1.__exportStar(a_2, exports);
     var B = /** @class */ (function (_super) {
-        (0, tslib_1.__extends)(B, _super);
+        tslib_1.__extends(B, _super);
         function B() {
             return _super !== null && _super.apply(this, arguments) || this;
         }
diff --git a/tests/baselines/reference/importHelpersInIsolatedModules.js b/tests/baselines/reference/importHelpersInIsolatedModules.js
index 1770e108c3cb5..a1153663006de 100644
--- a/tests/baselines/reference/importHelpersInIsolatedModules.js
+++ b/tests/baselines/reference/importHelpersInIsolatedModules.js
@@ -45,7 +45,7 @@ var A = /** @class */ (function () {
 }());
 exports.A = A;
 var B = /** @class */ (function (_super) {
-    (0, tslib_1.__extends)(B, _super);
+    tslib_1.__extends(B, _super);
     function B() {
         return _super !== null && _super.apply(this, arguments) || this;
     }
@@ -57,13 +57,13 @@ var C = /** @class */ (function () {
     }
     C.prototype.method = function (x) {
     };
-    (0, tslib_1.__decorate)([
-        (0, tslib_1.__param)(0, dec),
-        (0, tslib_1.__metadata)("design:type", Function),
-        (0, tslib_1.__metadata)("design:paramtypes", [Number]),
-        (0, tslib_1.__metadata)("design:returntype", void 0)
+    tslib_1.__decorate([
+        tslib_1.__param(0, dec),
+        tslib_1.__metadata("design:type", Function),
+        tslib_1.__metadata("design:paramtypes", [Number]),
+        tslib_1.__metadata("design:returntype", void 0)
     ], C.prototype, "method", null);
-    C = (0, tslib_1.__decorate)([
+    C = tslib_1.__decorate([
         dec
     ], C);
     return C;
@@ -76,7 +76,7 @@ var A = /** @class */ (function () {
     return A;
 }());
 var B = /** @class */ (function (_super) {
-    (0, tslib_1.__extends)(B, _super);
+    tslib_1.__extends(B, _super);
     function B() {
         return _super !== null && _super.apply(this, arguments) || this;
     }
@@ -87,13 +87,13 @@ var C = /** @class */ (function () {
     }
     C.prototype.method = function (x) {
     };
-    (0, tslib_1.__decorate)([
-        (0, tslib_1.__param)(0, dec),
-        (0, tslib_1.__metadata)("design:type", Function),
-        (0, tslib_1.__metadata)("design:paramtypes", [Number]),
-        (0, tslib_1.__metadata)("design:returntype", void 0)
+    tslib_1.__decorate([
+        tslib_1.__param(0, dec),
+        tslib_1.__metadata("design:type", Function),
+        tslib_1.__metadata("design:paramtypes", [Number]),
+        tslib_1.__metadata("design:returntype", void 0)
     ], C.prototype, "method", null);
-    C = (0, tslib_1.__decorate)([
+    C = tslib_1.__decorate([
         dec
     ], C);
     return C;
diff --git a/tests/baselines/reference/importHelpersInTsx.js b/tests/baselines/reference/importHelpersInTsx.js
index 23cfaea610a8e..5005140e453aa 100644
--- a/tests/baselines/reference/importHelpersInTsx.js
+++ b/tests/baselines/reference/importHelpersInTsx.js
@@ -24,7 +24,7 @@ export declare function __awaiter(thisArg: any, _arguments: any, P: Function, ge
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.x = void 0;
 var tslib_1 = require("tslib");
-exports.x = React.createElement("span", (0, tslib_1.__assign)({}, o));
+exports.x = React.createElement("span", tslib_1.__assign({}, o));
 //// [script.js]
 var __assign = (this && this.__assign) || function () {
     __assign = Object.assign || function(t) {
diff --git a/tests/baselines/reference/importHelpersNoHelpers.js b/tests/baselines/reference/importHelpersNoHelpers.js
index 5290db5fafa27..23af5f3ca43e3 100644
--- a/tests/baselines/reference/importHelpersNoHelpers.js
+++ b/tests/baselines/reference/importHelpersNoHelpers.js
@@ -46,7 +46,7 @@ exports.x = 1;
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.B = exports.A = void 0;
 var tslib_1 = require("tslib");
-(0, tslib_1.__exportStar)(require("./other"), exports);
+tslib_1.__exportStar(require("./other"), exports);
 var A = /** @class */ (function () {
     function A() {
     }
@@ -54,7 +54,7 @@ var A = /** @class */ (function () {
 }());
 exports.A = A;
 var B = /** @class */ (function (_super) {
-    (0, tslib_1.__extends)(B, _super);
+    tslib_1.__extends(B, _super);
     function B() {
         return _super !== null && _super.apply(this, arguments) || this;
     }
@@ -66,20 +66,20 @@ var C = /** @class */ (function () {
     }
     C.prototype.method = function (x) {
     };
-    (0, tslib_1.__decorate)([
-        (0, tslib_1.__param)(0, dec),
-        (0, tslib_1.__metadata)("design:type", Function),
-        (0, tslib_1.__metadata)("design:paramtypes", [Number]),
-        (0, tslib_1.__metadata)("design:returntype", void 0)
+    tslib_1.__decorate([
+        tslib_1.__param(0, dec),
+        tslib_1.__metadata("design:type", Function),
+        tslib_1.__metadata("design:paramtypes", [Number]),
+        tslib_1.__metadata("design:returntype", void 0)
     ], C.prototype, "method", null);
-    C = (0, tslib_1.__decorate)([
+    C = tslib_1.__decorate([
         dec
     ], C);
     return C;
 }());
 var o = { a: 1 };
-var y = (0, tslib_1.__assign)({}, o);
-var x = (0, tslib_1.__rest)(y, []);
+var y = tslib_1.__assign({}, o);
+var x = tslib_1.__rest(y, []);
 //// [script.js]
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = function (d, b) {
diff --git a/tests/baselines/reference/importHelpersNoHelpersForAsyncGenerators.js b/tests/baselines/reference/importHelpersNoHelpersForAsyncGenerators.js
index aa10c5221eae1..a63ad93ba3ca5 100644
--- a/tests/baselines/reference/importHelpersNoHelpersForAsyncGenerators.js
+++ b/tests/baselines/reference/importHelpersNoHelpersForAsyncGenerators.js
@@ -17,17 +17,17 @@ Object.defineProperty(exports, "__esModule", { value: true });
 exports.f = void 0;
 var tslib_1 = require("tslib");
 function f() {
-    return (0, tslib_1.__asyncGenerator)(this, arguments, function f_1() {
-        return (0, tslib_1.__generator)(this, function (_a) {
+    return tslib_1.__asyncGenerator(this, arguments, function f_1() {
+        return tslib_1.__generator(this, function (_a) {
             switch (_a.label) {
-                case 0: return [4 /*yield*/, (0, tslib_1.__await)(1)];
+                case 0: return [4 /*yield*/, tslib_1.__await(1)];
                 case 1:
                     _a.sent();
-                    return [4 /*yield*/, (0, tslib_1.__await)(2)];
+                    return [4 /*yield*/, tslib_1.__await(2)];
                 case 2: return [4 /*yield*/, _a.sent()];
                 case 3:
                     _a.sent();
-                    return [5 /*yield**/, (0, tslib_1.__values)((0, tslib_1.__asyncDelegator)((0, tslib_1.__asyncValues)([3])))];
+                    return [5 /*yield**/, tslib_1.__values(tslib_1.__asyncDelegator(tslib_1.__asyncValues([3])))];
                 case 4: return [4 /*yield*/, tslib_1.__await.apply(void 0, [_a.sent()])];
                 case 5:
                     _a.sent();
diff --git a/tests/baselines/reference/importHelpersNoHelpersForPrivateFields.js b/tests/baselines/reference/importHelpersNoHelpersForPrivateFields.js
index d84cca941153b..e9fcee3015960 100644
--- a/tests/baselines/reference/importHelpersNoHelpersForPrivateFields.js
+++ b/tests/baselines/reference/importHelpersNoHelpersForPrivateFields.js
@@ -24,8 +24,8 @@ class Foo {
         _Foo_field.set(this, true);
     }
     f() {
-        (0, tslib_1.__classPrivateFieldSet)(this, _Foo_field, (0, tslib_1.__classPrivateFieldGet)(this, _Foo_field, "f"), "f");
-        (0, tslib_1.__classPrivateFieldIn)(_Foo_field, this);
+        tslib_1.__classPrivateFieldSet(this, _Foo_field, tslib_1.__classPrivateFieldGet(this, _Foo_field, "f"), "f");
+        tslib_1.__classPrivateFieldIn(_Foo_field, this);
     }
 }
 exports.Foo = Foo;
diff --git a/tests/baselines/reference/importHelpersNoModule.js b/tests/baselines/reference/importHelpersNoModule.js
index f50287ee705ca..b4a8fa89c1e4c 100644
--- a/tests/baselines/reference/importHelpersNoModule.js
+++ b/tests/baselines/reference/importHelpersNoModule.js
@@ -37,7 +37,7 @@ var A = /** @class */ (function () {
 }());
 exports.A = A;
 var B = /** @class */ (function (_super) {
-    (0, tslib_1.__extends)(B, _super);
+    tslib_1.__extends(B, _super);
     function B() {
         return _super !== null && _super.apply(this, arguments) || this;
     }
@@ -49,13 +49,13 @@ var C = /** @class */ (function () {
     }
     C.prototype.method = function (x) {
     };
-    (0, tslib_1.__decorate)([
-        (0, tslib_1.__param)(0, dec),
-        (0, tslib_1.__metadata)("design:type", Function),
-        (0, tslib_1.__metadata)("design:paramtypes", [Number]),
-        (0, tslib_1.__metadata)("design:returntype", void 0)
+    tslib_1.__decorate([
+        tslib_1.__param(0, dec),
+        tslib_1.__metadata("design:type", Function),
+        tslib_1.__metadata("design:paramtypes", [Number]),
+        tslib_1.__metadata("design:returntype", void 0)
     ], C.prototype, "method", null);
-    C = (0, tslib_1.__decorate)([
+    C = tslib_1.__decorate([
         dec
     ], C);
     return C;
diff --git a/tests/baselines/reference/importHelpersOutFile.js b/tests/baselines/reference/importHelpersOutFile.js
index fdb593592bd43..9e2266f1af930 100644
--- a/tests/baselines/reference/importHelpersOutFile.js
+++ b/tests/baselines/reference/importHelpersOutFile.js
@@ -37,7 +37,7 @@ define("b", ["require", "exports", "tslib", "a"], function (require, exports, ts
     Object.defineProperty(exports, "__esModule", { value: true });
     exports.B = void 0;
     var B = /** @class */ (function (_super) {
-        (0, tslib_1.__extends)(B, _super);
+        tslib_1.__extends(B, _super);
         function B() {
             return _super !== null && _super.apply(this, arguments) || this;
         }
@@ -50,7 +50,7 @@ define("c", ["require", "exports", "tslib", "a"], function (require, exports, ts
     Object.defineProperty(exports, "__esModule", { value: true });
     exports.C = void 0;
     var C = /** @class */ (function (_super) {
-        (0, tslib_2.__extends)(C, _super);
+        tslib_2.__extends(C, _super);
         function C() {
             return _super !== null && _super.apply(this, arguments) || this;
         }
diff --git a/tests/baselines/reference/importHelpersWithExportStarAs(esmoduleinterop=true,module=amd).js b/tests/baselines/reference/importHelpersWithExportStarAs(esmoduleinterop=true,module=amd).js
index 3e214d3274df1..bb9e4bd8c2512 100644
--- a/tests/baselines/reference/importHelpersWithExportStarAs(esmoduleinterop=true,module=amd).js
+++ b/tests/baselines/reference/importHelpersWithExportStarAs(esmoduleinterop=true,module=amd).js
@@ -25,5 +25,5 @@ define(["require", "exports", "tslib", "./a"], function (require, exports, tslib
     "use strict";
     Object.defineProperty(exports, "__esModule", { value: true });
     exports.a = void 0;
-    exports.a = (0, tslib_1.__importStar)(a);
+    exports.a = tslib_1.__importStar(a);
 });
diff --git a/tests/baselines/reference/importHelpersWithExportStarAs(esmoduleinterop=true,module=commonjs).js b/tests/baselines/reference/importHelpersWithExportStarAs(esmoduleinterop=true,module=commonjs).js
index a8fcc1c8bd232..ad2ad22bf4756 100644
--- a/tests/baselines/reference/importHelpersWithExportStarAs(esmoduleinterop=true,module=commonjs).js
+++ b/tests/baselines/reference/importHelpersWithExportStarAs(esmoduleinterop=true,module=commonjs).js
@@ -23,4 +23,4 @@ exports.A = A;
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.a = void 0;
 const tslib_1 = require("tslib");
-exports.a = (0, tslib_1.__importStar)(require("./a"));
+exports.a = tslib_1.__importStar(require("./a"));
diff --git a/tests/baselines/reference/importHelpersWithImportOrExportDefault(esmoduleinterop=true,module=amd).js b/tests/baselines/reference/importHelpersWithImportOrExportDefault(esmoduleinterop=true,module=amd).js
index b6e78cc6bf915..6a8466b591ffb 100644
--- a/tests/baselines/reference/importHelpersWithImportOrExportDefault(esmoduleinterop=true,module=amd).js
+++ b/tests/baselines/reference/importHelpersWithImportOrExportDefault(esmoduleinterop=true,module=amd).js
@@ -27,8 +27,8 @@ define(["require", "exports", "tslib", "./a", "./a", "./a"], function (require,
     "use strict";
     Object.defineProperty(exports, "__esModule", { value: true });
     exports.a = exports.default = void 0;
-    a_3 = (0, tslib_1.__importDefault)(a_3);
-    Object.defineProperty(exports, "default", { enumerable: true, get: function () { return (0, tslib_1.__importDefault)(a_1).default; } });
-    Object.defineProperty(exports, "a", { enumerable: true, get: function () { return (0, tslib_1.__importDefault)(a_2).default; } });
+    a_3 = tslib_1.__importDefault(a_3);
+    Object.defineProperty(exports, "default", { enumerable: true, get: function () { return tslib_1.__importDefault(a_1).default; } });
+    Object.defineProperty(exports, "a", { enumerable: true, get: function () { return tslib_1.__importDefault(a_2).default; } });
     void a_3.default;
 });
diff --git a/tests/baselines/reference/importHelpersWithImportOrExportDefault(esmoduleinterop=true,module=commonjs).js b/tests/baselines/reference/importHelpersWithImportOrExportDefault(esmoduleinterop=true,module=commonjs).js
index 81885fa55fca8..50e3866222d41 100644
--- a/tests/baselines/reference/importHelpersWithImportOrExportDefault(esmoduleinterop=true,module=commonjs).js
+++ b/tests/baselines/reference/importHelpersWithImportOrExportDefault(esmoduleinterop=true,module=commonjs).js
@@ -26,8 +26,8 @@ Object.defineProperty(exports, "__esModule", { value: true });
 exports.a = exports.default = void 0;
 const tslib_1 = require("tslib");
 var a_1 = require("./a");
-Object.defineProperty(exports, "default", { enumerable: true, get: function () { return (0, tslib_1.__importDefault)(a_1).default; } });
+Object.defineProperty(exports, "default", { enumerable: true, get: function () { return tslib_1.__importDefault(a_1).default; } });
 var a_2 = require("./a");
-Object.defineProperty(exports, "a", { enumerable: true, get: function () { return (0, tslib_1.__importDefault)(a_2).default; } });
-const a_3 = (0, tslib_1.__importDefault)(require("./a"));
+Object.defineProperty(exports, "a", { enumerable: true, get: function () { return tslib_1.__importDefault(a_2).default; } });
+const a_3 = tslib_1.__importDefault(require("./a"));
 void a_3.default;
diff --git a/tests/baselines/reference/importHelpersWithImportStarAs(esmoduleinterop=true,module=amd).js b/tests/baselines/reference/importHelpersWithImportStarAs(esmoduleinterop=true,module=amd).js
index 15e9fe562d563..d19acf3679cb8 100644
--- a/tests/baselines/reference/importHelpersWithImportStarAs(esmoduleinterop=true,module=amd).js
+++ b/tests/baselines/reference/importHelpersWithImportStarAs(esmoduleinterop=true,module=amd).js
@@ -26,6 +26,6 @@ define(["require", "exports", "tslib", "./a"], function (require, exports, tslib
     "use strict";
     Object.defineProperty(exports, "__esModule", { value: true });
     exports.a = void 0;
-    a = (0, tslib_1.__importStar)(a);
+    a = tslib_1.__importStar(a);
     exports.a = a;
 });
diff --git a/tests/baselines/reference/importHelpersWithImportStarAs(esmoduleinterop=true,module=commonjs).js b/tests/baselines/reference/importHelpersWithImportStarAs(esmoduleinterop=true,module=commonjs).js
index 2bf2f2fd33769..acb7d3e90b58a 100644
--- a/tests/baselines/reference/importHelpersWithImportStarAs(esmoduleinterop=true,module=commonjs).js
+++ b/tests/baselines/reference/importHelpersWithImportStarAs(esmoduleinterop=true,module=commonjs).js
@@ -24,5 +24,5 @@ exports.A = A;
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.a = void 0;
 const tslib_1 = require("tslib");
-const a = (0, tslib_1.__importStar)(require("./a"));
+const a = tslib_1.__importStar(require("./a"));
 exports.a = a;
diff --git a/tests/baselines/reference/importHelpersWithLocalCollisions(module=amd).js b/tests/baselines/reference/importHelpersWithLocalCollisions(module=amd).js
index b3fcd7756ffc7..9f58b4b0da402 100644
--- a/tests/baselines/reference/importHelpersWithLocalCollisions(module=amd).js
+++ b/tests/baselines/reference/importHelpersWithLocalCollisions(module=amd).js
@@ -24,7 +24,7 @@ define(["require", "exports", "tslib"], function (require, exports, tslib_1) {
     exports.A = void 0;
     let A = class A {
     };
-    A = (0, tslib_1.__decorate)([
+    A = tslib_1.__decorate([
         dec
     ], A);
     exports.A = A;
diff --git a/tests/baselines/reference/importHelpersWithLocalCollisions(module=commonjs).js b/tests/baselines/reference/importHelpersWithLocalCollisions(module=commonjs).js
index b11f9bbcaa155..8924252bf891d 100644
--- a/tests/baselines/reference/importHelpersWithLocalCollisions(module=commonjs).js
+++ b/tests/baselines/reference/importHelpersWithLocalCollisions(module=commonjs).js
@@ -24,7 +24,7 @@ exports.A = void 0;
 const tslib_1 = require("tslib");
 let A = class A {
 };
-A = (0, tslib_1.__decorate)([
+A = tslib_1.__decorate([
     dec
 ], A);
 exports.A = A;
diff --git a/tests/baselines/reference/javascriptCommonjsModule.js b/tests/baselines/reference/javascriptCommonjsModule.js
index d48362a1198d8..ab517f63805e1 100644
--- a/tests/baselines/reference/javascriptCommonjsModule.js
+++ b/tests/baselines/reference/javascriptCommonjsModule.js
@@ -14,7 +14,7 @@ var Foo = /** @class */ (function () {
     return Foo;
 }());
 var Bar = /** @class */ (function (_super) {
-    (0, tslib_1.__extends)(Bar, _super);
+    tslib_1.__extends(Bar, _super);
     function Bar() {
         return _super !== null && _super.apply(this, arguments) || this;
     }
diff --git a/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions1(module=node12).js b/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions1(module=node12).js
index 4001d6f471cf5..a30d220227f20 100644
--- a/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions1(module=node12).js
+++ b/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions1(module=node12).js
@@ -34,9 +34,9 @@ declare module "tslib" {
 Object.defineProperty(exports, "__esModule", { value: true });
 const tslib_1 = require("tslib");
 // cjs format file
-const fs_1 = (0, tslib_1.__importDefault)(require("fs"));
+const fs_1 = tslib_1.__importDefault(require("fs"));
 fs_1.default.readFile;
-const fs = (0, tslib_1.__importStar)(require("fs"));
+const fs = tslib_1.__importStar(require("fs"));
 fs.readFile;
 //// [index.js]
 // esm format file
diff --git a/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions1(module=nodenext).js b/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions1(module=nodenext).js
index 4001d6f471cf5..a30d220227f20 100644
--- a/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions1(module=nodenext).js
+++ b/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions1(module=nodenext).js
@@ -34,9 +34,9 @@ declare module "tslib" {
 Object.defineProperty(exports, "__esModule", { value: true });
 const tslib_1 = require("tslib");
 // cjs format file
-const fs_1 = (0, tslib_1.__importDefault)(require("fs"));
+const fs_1 = tslib_1.__importDefault(require("fs"));
 fs_1.default.readFile;
-const fs = (0, tslib_1.__importStar)(require("fs"));
+const fs = tslib_1.__importStar(require("fs"));
 fs.readFile;
 //// [index.js]
 // esm format file
diff --git a/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions2(module=node12).js b/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions2(module=node12).js
index e23bc86265999..f689312eb37ee 100644
--- a/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions2(module=node12).js
+++ b/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions2(module=node12).js
@@ -31,8 +31,8 @@ Object.defineProperty(exports, "__esModule", { value: true });
 exports.fs = void 0;
 const tslib_1 = require("tslib");
 // cjs format file
-(0, tslib_1.__exportStar)(require("fs"), exports);
-exports.fs = (0, tslib_1.__importStar)(require("fs"));
+tslib_1.__exportStar(require("fs"), exports);
+exports.fs = tslib_1.__importStar(require("fs"));
 //// [index.js]
 // esm format file
 export * from "fs";
diff --git a/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions2(module=nodenext).js b/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions2(module=nodenext).js
index e23bc86265999..f689312eb37ee 100644
--- a/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions2(module=nodenext).js
+++ b/tests/baselines/reference/nodeModulesAllowJsImportHelpersCollisions2(module=nodenext).js
@@ -31,8 +31,8 @@ Object.defineProperty(exports, "__esModule", { value: true });
 exports.fs = void 0;
 const tslib_1 = require("tslib");
 // cjs format file
-(0, tslib_1.__exportStar)(require("fs"), exports);
-exports.fs = (0, tslib_1.__importStar)(require("fs"));
+tslib_1.__exportStar(require("fs"), exports);
+exports.fs = tslib_1.__importStar(require("fs"));
 //// [index.js]
 // esm format file
 export * from "fs";
diff --git a/tests/baselines/reference/nodeModulesImportHelpersCollisions(module=node12).js b/tests/baselines/reference/nodeModulesImportHelpersCollisions(module=node12).js
index 87467d9fd7e6b..4712d65a0999e 100644
--- a/tests/baselines/reference/nodeModulesImportHelpersCollisions(module=node12).js
+++ b/tests/baselines/reference/nodeModulesImportHelpersCollisions(module=node12).js
@@ -34,9 +34,9 @@ declare module "tslib" {
 Object.defineProperty(exports, "__esModule", { value: true });
 const tslib_1 = require("tslib");
 // cjs format file
-const fs_1 = (0, tslib_1.__importDefault)(require("fs"));
+const fs_1 = tslib_1.__importDefault(require("fs"));
 fs_1.default.readFile;
-const fs = (0, tslib_1.__importStar)(require("fs"));
+const fs = tslib_1.__importStar(require("fs"));
 fs.readFile;
 //// [index.js]
 // esm format file
diff --git a/tests/baselines/reference/nodeModulesImportHelpersCollisions(module=nodenext).js b/tests/baselines/reference/nodeModulesImportHelpersCollisions(module=nodenext).js
index 87467d9fd7e6b..4712d65a0999e 100644
--- a/tests/baselines/reference/nodeModulesImportHelpersCollisions(module=nodenext).js
+++ b/tests/baselines/reference/nodeModulesImportHelpersCollisions(module=nodenext).js
@@ -34,9 +34,9 @@ declare module "tslib" {
 Object.defineProperty(exports, "__esModule", { value: true });
 const tslib_1 = require("tslib");
 // cjs format file
-const fs_1 = (0, tslib_1.__importDefault)(require("fs"));
+const fs_1 = tslib_1.__importDefault(require("fs"));
 fs_1.default.readFile;
-const fs = (0, tslib_1.__importStar)(require("fs"));
+const fs = tslib_1.__importStar(require("fs"));
 fs.readFile;
 //// [index.js]
 // esm format file
diff --git a/tests/baselines/reference/nodeModulesImportHelpersCollisions2(module=node12).js b/tests/baselines/reference/nodeModulesImportHelpersCollisions2(module=node12).js
index 1cc268a7fa066..c058d00e216e0 100644
--- a/tests/baselines/reference/nodeModulesImportHelpersCollisions2(module=node12).js
+++ b/tests/baselines/reference/nodeModulesImportHelpersCollisions2(module=node12).js
@@ -31,8 +31,8 @@ Object.defineProperty(exports, "__esModule", { value: true });
 exports.fs = void 0;
 const tslib_1 = require("tslib");
 // cjs format file
-(0, tslib_1.__exportStar)(require("fs"), exports);
-exports.fs = (0, tslib_1.__importStar)(require("fs"));
+tslib_1.__exportStar(require("fs"), exports);
+exports.fs = tslib_1.__importStar(require("fs"));
 //// [index.js]
 // esm format file
 export * from "fs";
diff --git a/tests/baselines/reference/nodeModulesImportHelpersCollisions2(module=nodenext).js b/tests/baselines/reference/nodeModulesImportHelpersCollisions2(module=nodenext).js
index 1cc268a7fa066..c058d00e216e0 100644
--- a/tests/baselines/reference/nodeModulesImportHelpersCollisions2(module=nodenext).js
+++ b/tests/baselines/reference/nodeModulesImportHelpersCollisions2(module=nodenext).js
@@ -31,8 +31,8 @@ Object.defineProperty(exports, "__esModule", { value: true });
 exports.fs = void 0;
 const tslib_1 = require("tslib");
 // cjs format file
-(0, tslib_1.__exportStar)(require("fs"), exports);
-exports.fs = (0, tslib_1.__importStar)(require("fs"));
+tslib_1.__exportStar(require("fs"), exports);
+exports.fs = tslib_1.__importStar(require("fs"));
 //// [index.js]
 // esm format file
 export * from "fs";
diff --git a/tests/baselines/reference/taggedTemplateWithoutDeclaredHelper.js b/tests/baselines/reference/taggedTemplateWithoutDeclaredHelper.js
index 049e88373248c..94bb79802e5be 100644
--- a/tests/baselines/reference/taggedTemplateWithoutDeclaredHelper.js
+++ b/tests/baselines/reference/taggedTemplateWithoutDeclaredHelper.js
@@ -19,5 +19,5 @@ var tslib_1 = require("tslib");
 function id(x) {
     return x;
 }
-exports.result = id(templateObject_1 || (templateObject_1 = (0, tslib_1.__makeTemplateObject)(["hello world"], ["hello world"])));
+exports.result = id(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["hello world"], ["hello world"])));
 var templateObject_1;
diff --git a/tests/baselines/reference/tscWatch/incremental/importHelpers-backing-types-removed-incremental.js b/tests/baselines/reference/tscWatch/incremental/importHelpers-backing-types-removed-incremental.js
index 55375ace094b9..9153c04725d00 100644
--- a/tests/baselines/reference/tscWatch/incremental/importHelpers-backing-types-removed-incremental.js
+++ b/tests/baselines/reference/tscWatch/incremental/importHelpers-backing-types-removed-incremental.js
@@ -62,7 +62,7 @@ exitCode:: ExitStatus.Success
 exports.__esModule = true;
 exports.x = void 0;
 var tslib_1 = require("tslib");
-exports.x = (0, tslib_1.__assign)({});
+exports.x = tslib_1.__assign({});
 
 
 //// [/users/username/projects/project/tsconfig.tsbuildinfo]
diff --git a/tests/baselines/reference/tscWatch/incremental/importHelpers-backing-types-removed-watch.js b/tests/baselines/reference/tscWatch/incremental/importHelpers-backing-types-removed-watch.js
index 54acbbd1a410d..013f8e9db8614 100644
--- a/tests/baselines/reference/tscWatch/incremental/importHelpers-backing-types-removed-watch.js
+++ b/tests/baselines/reference/tscWatch/incremental/importHelpers-backing-types-removed-watch.js
@@ -83,7 +83,7 @@ exitCode:: ExitStatus.undefined
 exports.__esModule = true;
 exports.x = void 0;
 var tslib_1 = require("tslib");
-exports.x = (0, tslib_1.__assign)({});
+exports.x = tslib_1.__assign({});