Function matchMedia

src/media-query.test.ts:408–428

(context: MatchMediaContext, mediaQuery: string)

}

function matchMedia(context: MatchMediaContext, mediaQuery: string) {
  const parsed: ParseResult<ParsedMediaQuery["main"]> = parse(
    mediaQuery,
    ParsedMediaQuery.Parser() as any
  );
  if (!parsed.success) {
    throw Error(`Invalid media query: ${mediaQuery}`);
  }

  let matches = false;
  if (
    'matches' in parsed.result &&
    typeof parsed.result.matches === 'function'
  ) {
    matches = parsed.result.matches(context);
  }

  return {
    matches,
  };
}

test('screen', () => {
  const result = parse('screen', ParsedMediaQuery.Parser() as any);