1 files changed, 16 insertions, 11 deletions
diff --git a/cli/tsc/dts/lib.esnext.array.d.ts b/cli/tsc/dts/lib.esnext.array.d.ts
index bcf6fb62c..39efbba0d 100644
--- a/cli/tsc/dts/lib.esnext.array.d.ts
+++ b/cli/tsc/dts/lib.esnext.array.d.ts
@@ -13,18 +13,23 @@ See the Apache Version 2.0 License for specific language governing permissions
 and limitations under the License.
 ***************************************************************************** */
 
+
 /// <reference no-default-lib="true"/>
 
-// NOTE(bartlomieju): taken from https://github.com/microsoft/TypeScript/issues/50803#issuecomment-1249030430
-// while we wait for these types to officially ship
 interface ArrayConstructor {
-  fromAsync<T>(
-      iterableOrArrayLike: AsyncIterable<T> | Iterable<T | Promise<T>> | ArrayLike<T | Promise<T>>,
-  ): Promise<T[]>;
-  
-  fromAsync<T, U>(
-      iterableOrArrayLike: AsyncIterable<T> | Iterable<T> | ArrayLike<T>, 
-      mapFn: (value: Awaited<T>) => U, 
-      thisArg?: any,
-  ): Promise<Awaited<U>[]>;
+    /**
+     * Creates an array from an async iterator or iterable object.
+     * @param iterableOrArrayLike An async iterator or array-like object to convert to an array.
+     */
+    fromAsync<T>(iterableOrArrayLike: AsyncIterable<T> | Iterable<T | PromiseLike<T>> | ArrayLike<T | PromiseLike<T>>): Promise<T[]>;
+
+    /**
+     * Creates an array from an async iterator or iterable object.
+     *
+     * @param iterableOrArrayLike An async iterator or array-like object to convert to an array.
+     * @param mapfn A mapping function to call on every element of itarableOrArrayLike.
+     *      Each return value is awaited before being added to result array.
+     * @param thisArg Value of 'this' used when executing mapfn.
+     */
+    fromAsync<T, U>(iterableOrArrayLike: AsyncIterable<T> | Iterable<T> | ArrayLike<T>, mapFn: (value: Awaited<T>) => U, thisArg?: any): Promise<Awaited<U>[]>;
 }