export declare const requestIdleCallback: ((callback: IdleRequestCallback, options?: IdleRequestOptions) => number) & typeof globalThis.requestIdleCallback;
export declare const cancelIdleCallback: ((handle: number) => void) & typeof globalThis.cancelIdleCallback;
/**
 * awaitPageLoadAndIdle - Invokes the callback after:
 *  1. The page has finished loading
 *  2. Idle time remaining is >= specified `remainingTime` (default 49ms)
 *  3. Timeout of `timeout` duration (default 2000ms) if idle condition is not met
 */
export declare function awaitPageLoadAndIdle({ remainingTime, timeout }?: {
    remainingTime: number;
    timeout: number;
}): Promise<void>;