import { AbortablePromise } from './AbortablePromise';
import { AbortableCallback } from './types';
/**
 * Returns a promise that is fulfilled with a produced value, or rejected after the timeout elapses.
 *
 * @param cb A callback that receives a signal that is aborted if the timeout elapses, or a promise-like object.
 * @param ms The timeout after which the returned promise is rejected.
 * @returns The promise that is fulfilled before a timeout elapses, or rejected with a
 * {@link https://developer.mozilla.org/en-US/docs/Web/API/DOMException#timeouterror TimeoutError}.
 * @template T The value returned from the callback or promise.
 */
export declare function timeout<T>(cb: AbortableCallback<T> | PromiseLike<T>, ms: number): AbortablePromise<T>;