interface DelayOptions {
    signal?: AbortSignal;
}
/**
 * Delays the execution of code for a specified number of milliseconds.
 *
 * This function returns a Promise that resolves after the specified delay, allowing you to use it
 * with async/await to pause execution.
 *
 * @example
 * ```typescript
 * async function foo() {
 *   console.log('Start');
 *   await delay(1000); // Delays execution for 1 second
 *   console.log('End');
 * }
 *
 * foo();
 *
 * // With AbortSignal
 * const controller = new AbortController();
 * const { signal } = controller;
 *
 * setTimeout(() => controller.abort(), 50); // Will cancel the delay after 50ms
 * try {
 *   await delay(100, { signal });
 *  } catch (error) {
 *   console.error(error); // Will log 'AbortError'
 *  }
 * }
 * ```
 *
 * @param ms - The number of milliseconds to delay.
 * @param options - The options object.
 * @returns A Promise that resolves after the specified delay.
 */
export declare function delay(ms: number, { signal }?: DelayOptions): Promise<void>;
/**
 * Delays the execution of code for a specified number of milliseconds.
 *
 * This function returns a Promise that resolves after the specified delay, allowing you to use it
 * with async/await to pause execution.
 *
 * @example
 * ```typescript
 * async function foo() {
 *   console.log('Start');
 *   await sleep(1000); // Delays execution for 1 second
 *   console.log('End');
 * }
 *
 * foo();
 *
 * // With AbortSignal
 * const controller = new AbortController();
 * const { signal } = controller;
 *
 * setTimeout(() => controller.abort(), 50); // Will cancel the delay after 50ms
 * try {
 *   await sleep(100, { signal });
 *  } catch (error) {
 *   console.error(error); // Will log 'AbortError'
 *  }
 * }
 * ```
 *
 * @param ms - The number of milliseconds to sleep.
 * @param options - The options object.
 * @returns A Promise that resolves after the specified sleep.
 */
export declare function sleep(ms: number, options?: DelayOptions): Promise<void>;
export {};