Function parseRegex

test/regex/lib/util.js:97–107

(regex)

 * @returns {LiteralAST}
 */
const parseRegex = (regex) => {
  const key = regex.toString();
  let literal = astCache.get(key);
  if (literal === undefined) {
    const flags = parser.parseFlags(regex.flags, undefined);
    const pattern = parser.parsePattern(regex.source, undefined, undefined, flags.unicode);
    literal = { pattern, flags };
    astCache.set(key, literal);
  }
  return literal;
};

module.exports = { BFS, regexFor, parseRegex };