Move into esnext.typedarrays.d.ts

microsoft · jakebailey · Oct 3, 2025 · May 13, 2025 · May 13, 2025 · May 16, 2025
commit 8b057c9c2728f980d47f0be57afb88fa2a178735
diff --git a/src/compiler/commandLineParser.ts b/src/compiler/commandLineParser.ts
@@ -248,6 +248,7 @@ const libEntries: [string, string][] = [
     ["esnext.iterator", "lib.esnext.iterator.d.ts"],
     ["esnext.promise", "lib.esnext.promise.d.ts"],
     ["esnext.float16", "lib.esnext.float16.d.ts"],
+    ["esnext.typedarrays", "lib.esnext.typedarrays.d.ts"],
     ["esnext.error", "lib.esnext.error.d.ts"],
     ["esnext.sharedmemory", "lib.esnext.sharedmemory.d.ts"],
     ["decorators", "lib.decorators.d.ts"],

diff --git a/src/lib/esnext.array.d.ts b/src/lib/esnext.array.d.ts
@@ -15,73 +15,3 @@ interface ArrayConstructor {
      */
     fromAsync<T, U>(iterableOrArrayLike: AsyncIterable<T> | Iterable<T> | ArrayLike<T>, mapFn: (value: Awaited<T>, index: number) => U, thisArg?: any): Promise<Awaited<U>[]>;
 }
-
-interface Uint8ArrayConstructor {
-    /**
-     * Creates a new `Uint8Array` from a base64-encoded string.
-     * @param string The base64-encoded string.
-     * @param options If provided, specifies the alphabet and handling of the last chunk.
-     * @returns A new `Uint8Array` instance.
-     * @throws {SyntaxError} If the input string contains characters outside the specified alphabet, or if the last
-     * chunk is inconsistent with the `lastChunkHandling` option.
-     */
-    fromBase64(
-        string: string,
-        options?: {
-            alphabet?: "base64" | "base64url";
-            lastChunkHandling?: "loose" | "strict" | "stop-before-partial";
-        },
-    ): Uint8Array<ArrayBuffer>;
-
-    /**
-     * Creates a new `Uint8Array` from a base16-encoded string.
-     * @returns A new `Uint8Array` instance.
-     */
-    fromHex(
-        string: string,
-    ): Uint8Array<ArrayBuffer>;
-}
-
-interface Uint8Array<TArrayBuffer extends ArrayBufferLike> {
-    /**
-     * Converts the `Uint8Array` to a base64-encoded string.
-     * @param options If provided, sets the alphabet and padding behavior used.
-     * @returns A base64-encoded string.
-     */
-    toBase64(options?: {
-        alphabet?: "base64" | "base64url";
-        omitPadding?: boolean;
-    }): string;
-
-    /**
-     * Sets the `Uint8Array` from a base64-encoded string.
-     * @param string The base64-encoded string.
-     * @param options If provided, specifies the alphabet and handling of the last chunk.
-     * @returns An object containing the number of bytes read and written.
-     * @throws {SyntaxError} If the input string contains characters outside the specified alphabet, or if the last
-     * chunk is inconsistent with the `lastChunkHandling` option.
-     */
-    setFromBase64(string: string, options?: {
-        alphabet?: "base64" | "base64url";
-        lastChunkHandling?: "loose" | "strict" | "stop-before-partial";
-    }): {
-        read: number;
-        written: number;
-    };
-
-    /**
-     * Converts the `Uint8Array` to a base16-encoded string.
-     * @returns A base16-encoded string.
-     */
-    toHex(): string;
-
-    /**
-     * Sets the `Uint8Array` from a base16-encoded string.
-     * @param string The base16-encoded string.
-     * @returns An object containing the number of bytes read and written.
-     */
-    setFromHex(string: string): {
-        read: number;
-        written: number;
-    };
-}
diff --git a/src/lib/esnext.d.ts b/src/lib/esnext.d.ts
@@ -9,3 +9,4 @@
 /// <reference lib="esnext.float16" />
 /// <reference lib="esnext.error" />
 /// <reference lib="esnext.sharedmemory" />
+/// <reference lib="esnext.typedarrays" />
diff --git a/src/lib/esnext.typedarrays.d.ts b/src/lib/esnext.typedarrays.d.ts
@@ -0,0 +1,69 @@
+interface Uint8Array<TArrayBuffer extends ArrayBufferLike> {
+    /**
+     * Converts the `Uint8Array` to a base64-encoded string.
+     * @param options If provided, sets the alphabet and padding behavior used.
+     * @returns A base64-encoded string.
+     */
+    toBase64(options?: {
+        alphabet?: "base64" | "base64url";
+        omitPadding?: boolean;
+    }): string;
+
+    /**
+     * Sets the `Uint8Array` from a base64-encoded string.
+     * @param string The base64-encoded string.
+     * @param options If provided, specifies the alphabet and handling of the last chunk.
+     * @returns An object containing the number of bytes read and written.
+     * @throws {SyntaxError} If the input string contains characters outside the specified alphabet, or if the last
+     * chunk is inconsistent with the `lastChunkHandling` option.
+     */
+    setFromBase64(string: string, options?: {
+        alphabet?: "base64" | "base64url";
+        lastChunkHandling?: "loose" | "strict" | "stop-before-partial";
+    }): {
+        read: number;
+        written: number;
+    };
+
+    /**
+     * Converts the `Uint8Array` to a base16-encoded string.
+     * @returns A base16-encoded string.
+     */
+    toHex(): string;
+
+    /**
+     * Sets the `Uint8Array` from a base16-encoded string.
+     * @param string The base16-encoded string.
+     * @returns An object containing the number of bytes read and written.
+     */
+    setFromHex(string: string): {
+        read: number;
+        written: number;
+    };
+}
+
+interface Uint8ArrayConstructor {
+    /**
+     * Creates a new `Uint8Array` from a base64-encoded string.
+     * @param string The base64-encoded string.
+     * @param options If provided, specifies the alphabet and handling of the last chunk.
+     * @returns A new `Uint8Array` instance.
+     * @throws {SyntaxError} If the input string contains characters outside the specified alphabet, or if the last
+     * chunk is inconsistent with the `lastChunkHandling` option.
+     */
+    fromBase64(
+        string: string,
+        options?: {
+            alphabet?: "base64" | "base64url";
+            lastChunkHandling?: "loose" | "strict" | "stop-before-partial";
+        },
+    ): Uint8Array<ArrayBuffer>;
+
+    /**
+     * Creates a new `Uint8Array` from a base16-encoded string.
+     * @returns A new `Uint8Array` instance.
+     */
+    fromHex(
+        string: string,
+    ): Uint8Array<ArrayBuffer>;
+}
diff --git a/src/lib/libs.json b/src/lib/libs.json
@@ -87,6 +87,7 @@
         "esnext.iterator",
         "esnext.promise",
         "esnext.float16",
+        "esnext.typedarrays",
         "esnext.error",
         "esnext.sharedmemory",
         "decorators",