Function onIdle

packages/core/src/defer/idle_scheduler.ts:22–28

(callback: VoidFunction, injector: Injector, options?: IdleRequestOptions)

 * @param options Optional options passed to `requestIdleCallback`.
 */
export function onIdle(callback: VoidFunction, injector: Injector, options?: IdleRequestOptions) {
  const scheduler = injector.get(IdleScheduler);
  const cleanupFn = () => scheduler.remove(callback);

  scheduler.add(callback, options);
  return cleanupFn;
}

export function onIdleWrapper(options?: IdleRequestOptions) {
  return (callback: VoidFunction, injector: Injector) => onIdle(callback, injector, options);