Introduce ES2024 target and fix some types

src/compiler/commandLineParser.ts

@@ -146,7 +146,8 @@ export const inverseJsxOptionMap: Map<string, string> = new Map(mapIterator(jsxO
 //       augmented in another lib.
 // NOTE: We must reevaluate the target for upcoming features when each successive TC39 edition is ratified in
 //       June of each year. This includes changes to `LanguageFeatureMinimumTarget`, `ScriptTarget`,
-//       transformers/esnext.ts, commandLineParser.ts, and the contents of each lib/esnext.*.d.ts file.
+//       `ScriptTargetFeatures` transformers/esnext.ts, compiler/commandLineParser.ts and the contents of each
+//       lib/esnext.*.d.ts file.
 const libEntries: [string, string][] = [
     // JavaScript only
     ["es5", "lib.es5.d.ts"],
@@ -161,6 +162,7 @@ const libEntries: [string, string][] = [
     ["es2021", "lib.es2021.d.ts"],
     ["es2022", "lib.es2022.d.ts"],
     ["es2023", "lib.es2023.d.ts"],
+    ["es2024", "lib.es2024.d.ts"],
     ["esnext", "lib.esnext.d.ts"],
     // Host only
     ["dom", "lib.dom.d.ts"],
@@ -183,6 +185,7 @@ const libEntries: [string, string][] = [
     ["es2015.symbol.wellknown", "lib.es2015.symbol.wellknown.d.ts"],
     ["es2016.array.include", "lib.es2016.array.include.d.ts"],
     ["es2016.intl", "lib.es2016.intl.d.ts"],
+    ["es2017.arraybuffer", "lib.es2017.arraybuffer.d.ts"],
     ["es2017.date", "lib.es2017.date.d.ts"],
     ["es2017.object", "lib.es2017.object.d.ts"],
     ["es2017.sharedmemory", "lib.es2017.sharedmemory.d.ts"],
@@ -215,12 +218,18 @@ const libEntries: [string, string][] = [
     ["es2022.error", "lib.es2022.error.d.ts"],
     ["es2022.intl", "lib.es2022.intl.d.ts"],
     ["es2022.object", "lib.es2022.object.d.ts"],
-    ["es2022.sharedmemory", "lib.es2022.sharedmemory.d.ts"],
     ["es2022.string", "lib.es2022.string.d.ts"],
     ["es2022.regexp", "lib.es2022.regexp.d.ts"],
     ["es2023.array", "lib.es2023.array.d.ts"],
     ["es2023.collection", "lib.es2023.collection.d.ts"],
     ["es2023.intl", "lib.es2023.intl.d.ts"],
+    ["es2024.arraybuffer", "lib.es2024.arraybuffer.d.ts"],
+    ["es2024.collection", "lib.es2024.collection.d.ts"],
+    ["es2024.object", "lib.es2024.object.d.ts"],
+    ["es2024.promise", "lib.es2024.promise.d.ts"],
+    ["es2024.regexp", "lib.es2024.regexp.d.ts"],
+    ["es2024.sharedmemory", "lib.es2024.sharedmemory.d.ts"],
+    ["es2024.string", "lib.es2024.string.d.ts"],
     ["esnext.array", "lib.es2023.array.d.ts"],
     ["esnext.collection", "lib.esnext.collection.d.ts"],
     ["esnext.symbol", "lib.es2019.symbol.d.ts"],
@@ -229,13 +238,13 @@ const libEntries: [string, string][] = [
     ["esnext.disposable", "lib.esnext.disposable.d.ts"],
     ["esnext.bigint", "lib.es2020.bigint.d.ts"],
     ["esnext.string", "lib.es2022.string.d.ts"],
-    ["esnext.promise", "lib.esnext.promise.d.ts"],
+    ["esnext.promise", "lib.es2024.promise.d.ts"],
     ["esnext.weakref", "lib.es2021.weakref.d.ts"],
     ["esnext.decorators", "lib.esnext.decorators.d.ts"],
-    ["esnext.object", "lib.esnext.object.d.ts"],
+    ["esnext.object", "lib.es2024.object.d.ts"],
     ["esnext.array", "lib.esnext.array.d.ts"],
-    ["esnext.regexp", "lib.esnext.regexp.d.ts"],
-    ["esnext.string", "lib.esnext.string.d.ts"],
+    ["esnext.regexp", "lib.es2024.regexp.d.ts"],
+    ["esnext.string", "lib.es2024.string.d.ts"],
     ["esnext.iterator", "lib.esnext.iterator.d.ts"],
     ["decorators", "lib.decorators.d.ts"],
     ["decorators.legacy", "lib.decorators.legacy.d.ts"],
@@ -558,6 +567,7 @@ export const targetOptionDeclaration: CommandLineOptionOfCustomType = {
         es2021: ScriptTarget.ES2021,
         es2022: ScriptTarget.ES2022,
         es2023: ScriptTarget.ES2023,
+        es2024: ScriptTarget.ES2024,
         esnext: ScriptTarget.ESNext,
     })),
     affectsSourceFile: true,

src/compiler/transformers/esnext.ts

@@ -74,7 +74,8 @@ const enum UsingKind {
 export function transformESNext(context: TransformationContext): (x: SourceFile | Bundle) => SourceFile | Bundle {
     // NOTE: We must reevaluate the target for upcoming features when each successive TC39 edition is ratified in
     //       June of each year. This includes changes to `LanguageFeatureMinimumTarget`, `ScriptTarget`,
-    //       transformers/esnext.ts, commandLineParser.ts, and the contents of each lib/esnext.*.d.ts file.
+    //       `ScriptTargetFeatures` transformers/esnext.ts, compiler/commandLineParser.ts and the contents of each
+    //       lib/esnext.*.d.ts file.
 
     const {
         factory,

src/compiler/types.ts

@@ -7577,7 +7577,8 @@ export const enum ScriptKind {
 
 // NOTE: We must reevaluate the target for upcoming features when each successive TC39 edition is ratified in
 //       June of each year. This includes changes to `LanguageFeatureMinimumTarget`, `ScriptTarget`,
-//       transformers/esnext.ts, commandLineParser.ts, and the contents of each lib/esnext.*.d.ts file.
+//       `ScriptTargetFeatures` transformers/esnext.ts, compiler/commandLineParser.ts and the contents of each
+//       lib/esnext.*.d.ts file.
 export const enum ScriptTarget {
     /** @deprecated */
     ES3 = 0,
@@ -7591,6 +7592,7 @@ export const enum ScriptTarget {
     ES2021 = 8,
     ES2022 = 9,
     ES2023 = 10,
+    ES2024 = 11,
     ESNext = 99,
     JSON = 100,
     Latest = ESNext,
@@ -8379,13 +8381,15 @@ export type LanugageFeatures =
     | "RegularExpressionFlagsHasIndices"
     // ES2023 Features
     | "ShebangComments"
+    // ES2024 Features
+    | "RegularExpressionFlagsUnicodeSets"
     // Upcoming Features
     // NOTE: We must reevaluate the target for upcoming features when each successive TC39 edition is ratified in
     //       June of each year. This includes changes to `LanguageFeatureMinimumTarget`, `ScriptTarget`,
-    //       transformers/esnext.ts, commandLineParser.ts, and the contents of each lib/esnext.*.d.ts file.
-    | "UsingAndAwaitUsing"
-    | "ClassAndClassElementDecorators" // `using x = y`, `await using x = y`
-    | "RegularExpressionFlagsUnicodeSets" // `@dec class C {}`, `class C { @dec m() {} }`
+    //       `ScriptTargetFeatures` transformers/esnext.ts, compiler/commandLineParser.ts and the contents of each
+    //       lib/esnext.*.d.ts file.
+    | "UsingAndAwaitUsing" // `using x = y`, `await using x = y`
+    | "ClassAndClassElementDecorators" // `@dec class C {}`, `class C { @dec m() {} }`
 ;
 
 /**
@@ -8424,10 +8428,10 @@ export const LanguageFeatureMinimumTarget: Record<LanugageFeatures, ScriptTarget
     ClassFields: ScriptTarget.ES2022,
     PrivateNamesAndClassStaticBlocks: ScriptTarget.ES2022,
     RegularExpressionFlagsHasIndices: ScriptTarget.ES2022,
-    ShebangComments: ScriptTarget.ESNext,
+    ShebangComments: ScriptTarget.ES2023,
+    RegularExpressionFlagsUnicodeSets: ScriptTarget.ES2024,
     UsingAndAwaitUsing: ScriptTarget.ESNext,
     ClassAndClassElementDecorators: ScriptTarget.ESNext,
-    RegularExpressionFlagsUnicodeSets: ScriptTarget.ESNext,
 };
 
 // dprint-ignore

src/compiler/utilities.ts

@@ -1367,6 +1367,10 @@ export function getInternalEmitFlags(node: Node): InternalEmitFlags {
 /** @internal */
 export type ScriptTargetFeatures = ReadonlyMap<string, ReadonlyMap<string, string[]>>;
 
+// NOTE: We must reevaluate the target for upcoming features when each successive TC39 edition is ratified in
+//       June of each year. This includes changes to `LanguageFeatureMinimumTarget`, `ScriptTarget`,
+//       `ScriptTargetFeatures` transformers/esnext.ts, compiler/commandLineParser.ts and the contents of each
+//       lib/esnext.*.d.ts file.
 /** @internal */
 export const getScriptTargetFeatures: () => ScriptTargetFeatures = /* @__PURE__ */ memoize((): ScriptTargetFeatures =>
     new Map(Object.entries({
@@ -1405,11 +1409,45 @@ export const getScriptTargetFeatures: () => ScriptTargetFeatures = /* @__PURE__
         AsyncIterator: new Map(Object.entries({
             es2015: emptyArray,
         })),
+        ArrayBuffer: new Map(Object.entries({
+            es2024: [
+                "maxByteLength",
+                "resizable",
+                "resize",
+                "detached",
+                "transfer",
+                "transferToFixedLength",
+            ],
+        })),
         Atomics: new Map(Object.entries({
-            es2017: emptyArray,
+            es2017: [
+                "add",
+                "and",
+                "compareExchange",
+                "exchange",
+                "isLockFree",
+                "load",
+                "or",
+                "store",
+                "sub",
+                "wait",
+                "notify",
+                "xor",
+            ],
+            es2024: [
+                "waitAsync",
+            ],
         })),
         SharedArrayBuffer: new Map(Object.entries({
-            es2017: emptyArray,
+            es2017: [
+                "byteLength",
+                "slice",
+            ],
+            es2024: [
+                "growable",
+                "maxByteLength",
+                "grow",
+            ],
         })),
         AsyncIterable: new Map(Object.entries({
             es2018: emptyArray,
@@ -1432,6 +1470,9 @@ export const getScriptTargetFeatures: () => ScriptTargetFeatures = /* @__PURE__
             es2018: [
                 "dotAll",
             ],
+            es2024: [
+                "unicodeSets",
+            ],
         })),
         Reflect: new Map(Object.entries({
             es2015: [
@@ -1478,6 +1519,9 @@ export const getScriptTargetFeatures: () => ScriptTargetFeatures = /* @__PURE__
             es2022: [
                 "hasOwn",
             ],
+            es2024: [
+                "groupBy",
+            ],
         })),
         NumberConstructor: new Map(Object.entries({
             es2015: [
@@ -1517,12 +1561,26 @@ export const getScriptTargetFeatures: () => ScriptTargetFeatures = /* @__PURE__
                 "values",
             ],
         })),
+        MapConstructor: new Map(Object.entries({
+            es2024: [
+                "groupBy",
+            ],
+        })),
         Set: new Map(Object.entries({
             es2015: [
                 "entries",
                 "keys",
                 "values",
             ],
+            esnext: [
+                "union",
+                "intersection",
+                "difference",
+                "symmetricDifference",
+                "isSubsetOf",
+                "isSupersetOf",
+                "isDisjointFrom",
+            ],
         })),
         PromiseConstructor: new Map(Object.entries({
             es2015: [
@@ -1537,6 +1595,9 @@ export const getScriptTargetFeatures: () => ScriptTargetFeatures = /* @__PURE__
             es2021: [
                 "any",
             ],
+            es2024: [
+                "withResolvers",
+            ],
         })),
         Symbol: new Map(Object.entries({
             es2015: [
@@ -1602,7 +1663,7 @@ export const getScriptTargetFeatures: () => ScriptTargetFeatures = /* @__PURE__
             es2022: [
                 "at",
             ],
-            esnext: [
+            es2024: [
                 "isWellFormed",
                 "toWellFormed",
             ],
@@ -1648,6 +1709,11 @@ export const getScriptTargetFeatures: () => ScriptTargetFeatures = /* @__PURE__
             es2020: [
                 "matchAll",
             ],
+            esnext: [
+                "metadata",
+                "dispose",
+                "asyncDispose",
+            ],
         })),
         DataView: new Map(Object.entries({
             es2020: [

src/lib/es2016.intl.d.ts

@@ -4,7 +4,7 @@ declare namespace Intl {
      * the canonical locale names. Duplicates will be omitted and elements
      * will be validated as structurally valid language tags.
      *
-     * [MDN](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/getCanonicalLocales)
+     * [MDN](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Intl/getCanonicalLocales)
      *
      * @param locale A list of String values for which to get the canonical locale names
      * @returns An array containing the canonical and validated locale names.

src/lib/es2017.arraybuffer.d.ts

@@ -0,0 +1,3 @@
+interface ArrayBufferConstructor {
+    new (): ArrayBuffer;
+}

src/lib/es2017.d.ts

@@ -1,7 +1,8 @@
 /// <reference lib="es2016" />
+/// <reference lib="es2017.arraybuffer" />
+/// <reference lib="es2017.date" />
+/// <reference lib="es2017.intl" />
 /// <reference lib="es2017.object" />
 /// <reference lib="es2017.sharedmemory" />
 /// <reference lib="es2017.string" />
-/// <reference lib="es2017.intl" />
 /// <reference lib="es2017.typedarrays" />
-/// <reference lib="es2017.date" />

src/lib/es2017.sharedmemory.d.ts

@@ -10,14 +10,14 @@ interface SharedArrayBuffer {
     /**
      * Returns a section of an SharedArrayBuffer.
      */
-    slice(begin: number, end?: number): SharedArrayBuffer;
+    slice(begin?: number, end?: number): SharedArrayBuffer;
     readonly [Symbol.species]: SharedArrayBuffer;
     readonly [Symbol.toStringTag]: "SharedArrayBuffer";
 }
 
 interface SharedArrayBufferConstructor {
     readonly prototype: SharedArrayBuffer;
-    new (byteLength: number): SharedArrayBuffer;
+    new (byteLength?: number): SharedArrayBuffer;
 }
 declare var SharedArrayBuffer: SharedArrayBufferConstructor;
 

src/lib/es2020.bigint.d.ts

@@ -2,7 +2,7 @@
 
 interface BigIntToLocaleStringOptions {
     /**
-     * The locale matching algorithm to use.The default is "best fit". For information about this option, see the {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl#Locale_negotiation Intl page}.
+     * The locale matching algorithm to use.The default is "best fit". For information about this option, see the {@link https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Intl#Locale_negotiation Intl page}.
      */
     localeMatcher?: string;
     /**