/**
* @license
* Copyright 2024 Google Inc.
* SPDX-License-Identifier: Apache-2.0
*/
import { TimeoutError } from '../common/Errors.js';
/**
* @internal
*/
export interface DeferredOptions {
message: string;
timeout: number;
}
/**
* Creates and returns a deferred object along with the resolve/reject functions.
*
* If the deferred has not been resolved/rejected within the `timeout` period,
* the deferred gets resolves with a timeout error. `timeout` has to be greater than 0 or
* it is ignored.
*
* @internal
*/
export declare class Deferred<T, V extends Error = Error> {
#private;
static create<R, X extends Error = Error>(opts?: DeferredOptions): Deferred<R, X>;
static race<R>(awaitables: Array<Promise<R> | Deferred<R>>): Promise<R>;
constructor(opts?: DeferredOptions);
resolve(value: T): void;
reject(error: V | TimeoutError): void;
resolved(): boolean;
finished(): boolean;
value(): T | V | TimeoutError | undefined;
valueOrThrow(): Promise<T>;
}
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