lazyAnalytics.js

function useLazyAnalytics() {
  const [value, setValue] = useState(() => {
    return () => {
      const raceError = new Error('handler called before loaded');
      bugsnagClient.notify(raceError);
    };
  });

  useEffect(() => {
    import('./lazyAnalytics').then((mod) => {
      setValue(() => mod.default);
    });
  }, []);

  return value;
}

// usage
const trackMongoNavAnalytics = useTrackMongoNavAnalytics();