lib.es2020.promise.d.ts 1.8 KB

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  1. /*! *****************************************************************************
  2. Copyright (c) Microsoft Corporation. All rights reserved.
  3. Licensed under the Apache License, Version 2.0 (the "License"); you may not use
  4. this file except in compliance with the License. You may obtain a copy of the
  5. License at http://www.apache.org/licenses/LICENSE-2.0
  6. THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  7. KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
  8. WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
  9. MERCHANTABLITY OR NON-INFRINGEMENT.
  10. See the Apache Version 2.0 License for specific language governing permissions
  11. and limitations under the License.
  12. ***************************************************************************** */
  13. /// <reference no-default-lib="true"/>
  14. interface PromiseFulfilledResult<T> {
  15. status: "fulfilled";
  16. value: T;
  17. }
  18. interface PromiseRejectedResult {
  19. status: "rejected";
  20. reason: any;
  21. }
  22. type PromiseSettledResult<T> = PromiseFulfilledResult<T> | PromiseRejectedResult;
  23. interface PromiseConstructor {
  24. /**
  25. * Creates a Promise that is resolved with an array of results when all
  26. * of the provided Promises resolve or reject.
  27. * @param values An array of Promises.
  28. * @returns A new Promise.
  29. */
  30. allSettled<T extends readonly unknown[] | []>(values: T): Promise<{ -readonly [P in keyof T]: PromiseSettledResult<Awaited<T[P]>> }>;
  31. /**
  32. * Creates a Promise that is resolved with an array of results when all
  33. * of the provided Promises resolve or reject.
  34. * @param values An array of Promises.
  35. * @returns A new Promise.
  36. */
  37. allSettled<T>(values: Iterable<T | PromiseLike<T>>): Promise<PromiseSettledResult<Awaited<T>>[]>;
  38. }