deploy: leporello-js/app@5ce3bdca40

typescript/lib.es2018.asynciterable.d.ts

@@ -0,0 +1,53 @@
+/*! *****************************************************************************
+Copyright (c) Microsoft Corporation. All rights reserved.
+Licensed under the Apache License, Version 2.0 (the "License"); you may not use
+this file except in compliance with the License. You may obtain a copy of the
+License at http://www.apache.org/licenses/LICENSE-2.0
+
+THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
+WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
+MERCHANTABLITY OR NON-INFRINGEMENT.
+
+See the Apache Version 2.0 License for specific language governing permissions
+and limitations under the License.
+***************************************************************************** */
+
+
+/// <reference no-default-lib="true"/>
+
+/// <reference lib="es2015.symbol" />
+/// <reference lib="es2015.iterable" />
+
+interface SymbolConstructor {
+    /**
+     * A method that returns the default async iterator for an object. Called by the semantics of
+     * the for-await-of statement.
+     */
+    readonly asyncIterator: unique symbol;
+}
+
+interface AsyncIterator<T, TReturn = any, TNext = any> {
+    // NOTE: 'next' is defined using a tuple to ensure we report the correct assignability errors in all places.
+    next(...[value]: [] | [TNext]): Promise<IteratorResult<T, TReturn>>;
+    return?(value?: TReturn | PromiseLike<TReturn>): Promise<IteratorResult<T, TReturn>>;
+    throw?(e?: any): Promise<IteratorResult<T, TReturn>>;
+}
+
+interface AsyncIterable<T, TReturn = any, TNext = any> {
+    [Symbol.asyncIterator](): AsyncIterator<T, TReturn, TNext>;
+}
+
+/**
+ * Describes a user-defined {@link AsyncIterator} that is also async iterable.
+ */
+interface AsyncIterableIterator<T, TReturn = any, TNext = any> extends AsyncIterator<T, TReturn, TNext> {
+    [Symbol.asyncIterator](): AsyncIterableIterator<T, TReturn, TNext>;
+}
+
+/**
+ * Describes an {@link AsyncIterator} produced by the runtime that inherits from the intrinsic `AsyncIterator.prototype`.
+ */
+interface AsyncIteratorObject<T, TReturn = unknown, TNext = unknown> extends AsyncIterator<T, TReturn, TNext> {
+    [Symbol.asyncIterator](): AsyncIteratorObject<T, TReturn, TNext>;
+}