text: function _classCallCheck(instance, Constructor) {
      if (!(instance instanceof Constructor)) throw new TypeError("Cannot call a class as a function");
  }
  function _defineProperties(target, props) {
      for(var i = 0; i < props.length; i++){
          var descriptor = props[i];
          descriptor.enumerable = descriptor.enumerable || !1, descriptor.configurable = !0, "value" in descriptor && (descriptor.writable = !0), Object.defineProperty(target, descriptor.key, descriptor);
      }
  }
  function _createClass(Constructor, protoProps, staticProps) {
      return protoProps && _defineProperties(Constructor.prototype, protoProps), staticProps && _defineProperties(Constructor, staticProps), Constructor;
  }
  function _getPrototypeOf(o) {
      return _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
          return o.__proto__ || Object.getPrototypeOf(o);
      }, _getPrototypeOf(o);
  }
  function _inherits(subClass, superClass) {
      if ("function" != typeof superClass && null !== superClass) throw new TypeError("Super expression must either be null or a function");
      subClass.prototype = Object.create(superClass && superClass.prototype, {
          constructor: {
              value: subClass,
              writable: !0,
              configurable: !0
          }
      }), superClass && _setPrototypeOf(subClass, superClass);
  }
  function _setPrototypeOf(o, p) {
      return _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
          return o.__proto__ = p, o;
      }, _setPrototypeOf(o, p);
  }
  function _createSuper(Derived) {
      var hasNativeReflectConstruct = function() {
          if ("undefined" == typeof Reflect || !Reflect.construct) return !1;
          if (Reflect.construct.sham) return !1;
          if ("function" == typeof Proxy) return !0;
          try {
              return Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function() {
              })), !0;
          } catch (e) {
              return !1;
          }
      }();
      return function() {
          var obj, self, call, result, Super = _getPrototypeOf(Derived);
          if (hasNativeReflectConstruct) {
              var NewTarget = _getPrototypeOf(this).constructor;
              result = Reflect.construct(Super, arguments, NewTarget);
          } else result = Super.apply(this, arguments);
          return self = this, (call = result) && ("object" == ((obj = call) && "undefined" != typeof Symbol && obj.constructor === Symbol ? "symbol" : typeof obj) || "function" == typeof call) ? call : (function(self) {
              if (void 0 === self) throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
              return self;
          })(self);
      };
  }
  var unionNumberString, unionDE, num, str, c, d, e, anyVar, C1 = function() {
      "use strict";
      _classCallCheck(this, C1);
  }, D = function(C) {
      "use strict";
      _inherits(D, C);
      var _super = _createSuper(D);
      function D() {
          return _classCallCheck(this, D), _super.apply(this, arguments);
      }
      return _createClass(D, [
          {
              key: "foo1",
              value: function() {
              }
          }
      ]), D;
  }(C1), E = function(C) {
      "use strict";
      _inherits(E, C);
      var _super = _createSuper(E);
      function E() {
          return _classCallCheck(this, E), _super.apply(this, arguments);
      }
      return _createClass(E, [
          {
              key: "foo2",
              value: function() {
              }
          }
      ]), E;
  }(C1);
  c = d, c = e, c = unionDE, d = d, d = e, e = e = d = unionDE, e = unionDE, num = num, num = str, num = unionNumberString, str = num, str = str, str = unionNumberString, d = c, e = c, unionDE = c, d = d, e = d, unionDE = d, d = e, e = e, unionDE = e, num = num, str = num, unionNumberString = num, num = str, str = str, unionNumberString = str, anyVar = unionDE, anyVar = unionNumberString, unionDE = anyVar, unionNumberString = anyVar, unionDE = null, unionNumberString = null, unionDE = void 0, unionNumberString = void 0;
  