useComponentWillMount ReactJS hook

useComponentWillMount.ts

// NOTE: This does NOT work on NextJS: https://github.com/vercel/next.js/discussions/19204
// Adapted from here: https://stackoverflow.com/questions/53464595/how-to-use-componentwillmount-in-react-hooks#comment101488609_56818036

const useComponentWillMount = (func: (...params: any[]) => any): void => {
	const willMount = useRef(true);

	useEffect(() => {
    		// invert flag to ensure `func` does not run twice after mount
		willMount.current = false;
	}, []);

	if (willMount.current) func();
};