| /** |
| * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved. |
| * |
| * This source code is licensed under the MIT license found in the |
| * LICENSE file in the root directory of this source tree. |
| */ |
| export default class PCancelable<T> extends Promise<T> { |
| private _pending; |
| private _canceled; |
| private _promise; |
| private _cancel?; |
| private _reject; |
| constructor(executor: (onCancel: (cancelHandler: () => void) => void, resolve: (value?: T | PromiseLike<T>) => void, reject: (reason?: unknown) => void) => void); |
| then<TResult1 = T, TResult2 = never>(onFulfilled?: ((value: T) => TResult1 | PromiseLike<TResult1>) | undefined | null, onRejected?: ((reason: any) => TResult2 | PromiseLike<TResult2>) | undefined | null): Promise<TResult1 | TResult2>; |
| catch<TResult>(onRejected?: ((reason: any) => TResult | PromiseLike<TResult>) | undefined | null): Promise<T | TResult>; |
| cancel(): void; |
| } |