/**
 * Time related utilities.
 */
export declare class Time {
    /**
     * Sleeps for the desired duration
     * @param durationInMillisecond the desired amount of sleep time
     * @returns when the provided duration has passed
     */
    static sleep(durationInMillisecond?: number): Promise<void>;
    /**
     * Retries fn() after sleep  for the desired duration if retries > 0
     * @param fn the function to retry
     * @param retries the number of retries
     * @param retryIntervalMs the duration to sleep between retries
     * @throws error if retries <= 0
     * @returns the result of fn()
     */
    static retry<T>(fn: () => Promise<T> | T, { retries, retryIntervalMs }: {
        retries: number;
        retryIntervalMs: number;
    }): Promise<T>;
}
//# sourceMappingURL=time.d.ts.map