text: function _classCallCheck(instance, Constructor) {
      if (!(instance instanceof Constructor)) throw new TypeError("Cannot call a class as a function");
  }
  var any = function() {
      "use strict";
      _classCallCheck(this, any);
  }, number = function() {
      "use strict";
      _classCallCheck(this, number);
  }, boolean = function() {
      "use strict";
      _classCallCheck(this, boolean);
  }, string = function() {
      "use strict";
      _classCallCheck(this, string);
  };
  