vendors/tempy.js/isExtglob
    module2.exports = function isExtglob(str) {
      if (typeof str !== "string" || str === "") {
        return false;
      }
      var match;
      while (match = /(\\).|([@?!+*]\(.*\))/g.exec(str)) {
        if (match[2])
          return true;
        str = str.slice(match.index + match[0].length);
      }
      return false;
    };