val 0.4.0

An arbitrary precision calculator language
Documentation 
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import { useEffect, useState } from 'react';

export const useMediaQuery = (query: string) => {
  const [matches, setMatches] = useState(
    () => window.matchMedia(query).matches
  );

  useEffect(() => {
    const mediaQueryList = window.matchMedia(query);

    setMatches(mediaQueryList.matches);

    const handleChange = (event: MediaQueryListEvent) => {
      setMatches(event.matches);
    };

    mediaQueryList.addEventListener('change', handleChange);

    return () => {
      mediaQueryList.removeEventListener('change', handleChange);
    };
  }, [query]);

  return matches;
};