Function callback

packages/shared/src/hooks/log/useLogLifecycleEvents.ts:58–59

(event: CustomEvent)

  useEffect(() => {
    listenToLifecycleEvents();
    const callback = (event: CustomEvent) =>
      lifecycleCallbackRef.current(event);
    window.addEventListener('statechange', callback);
    return () => window.removeEventListener('statechange', callback);
  }, []);