docs: function buildUnicodeScripts() {
    defineInstanceSimilar(sugarString, UNICODE_SCRIPTS, function(methods, script) {
      var is = RegExp('^['+ script.src +'\\s]+$');
      var has = RegExp('['+ script.src +']');
      forEach(spaceSplit(script.name), function(name) {
        methods['is' + name] = function(str) {
          return is.test(trim(str));
        };
        methods['has' + name] = function(str) {
          return has.test(trim(str));
        };
      });
    });
  }