denoland-deno/cli/tsc/dts/lib.es2020.promise.d.ts

/*! *****************************************************************************
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"/>

interface PromiseFulfilledResult<T> {
    status: "fulfilled";
    value: T;
}

interface PromiseRejectedResult {
    status: "rejected";
    reason: any;
}

type PromiseSettledResult<T> = PromiseFulfilledResult<T> | PromiseRejectedResult;

interface PromiseConstructor {
    /**
     * Creates a Promise that is resolved with an array of results when all
     * of the provided Promises resolve or reject.
     * @param values An array of Promises.
     * @returns A new Promise.
     */
    allSettled<T extends readonly unknown[] | []>(values: T): Promise<{ -readonly [P in keyof T]: PromiseSettledResult<Awaited<T[P]>> }>;

    /**
     * Creates a Promise that is resolved with an array of results when all
     * of the provided Promises resolve or reject.
     * @param values An array of Promises.
     * @returns A new Promise.
     */
    allSettled<T>(values: Iterable<T | PromiseLike<T>>): Promise<PromiseSettledResult<Awaited<T>>[]>;
}