text: function _assertThisInitialized(self) {
      if (self === void 0) {
          throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
      }
      return self;
  }
  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 || false;
          descriptor.configurable = true;
          if ("value" in descriptor) descriptor.writable = true;
          Object.defineProperty(target, descriptor.key, descriptor);
      }
  }
  function _createClass(Constructor, protoProps, staticProps) {
      if (protoProps) _defineProperties(Constructor.prototype, protoProps);
      if (staticProps) _defineProperties(Constructor, staticProps);
      return Constructor;
  }
  function _getPrototypeOf(o) {
      _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
          return o.__proto__ || Object.getPrototypeOf(o);
      };
      return _getPrototypeOf(o);
  }
  function _inherits(subClass, superClass) {
      if (typeof superClass !== "function" && superClass !== null) {
          throw new TypeError("Super expression must either be null or a function");
      }
      subClass.prototype = Object.create(superClass && superClass.prototype, {
          constructor: {
              value: subClass,
              writable: true,
              configurable: true
          }
      });
      if (superClass) _setPrototypeOf(subClass, superClass);
  }
  function _possibleConstructorReturn(self, call) {
      if (call && (_typeof(call) === "object" || typeof call === "function")) {
          return call;
      }
      return _assertThisInitialized(self);
  }
  function _setPrototypeOf(o, p) {
      _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
          o.__proto__ = p;
          return o;
      };
      return _setPrototypeOf(o, p);
  }
  var _typeof = function(obj) {
      return obj && typeof Symbol !== "undefined" && obj.constructor === Symbol ? "symbol" : typeof obj;
  };
  // @target: ES5
  var x;
  var y;
  var Base = /*#__PURE__*/ function() {
      "use strict";
      function Base(a) {
          _classCallCheck(this, Base);
      }
      _createClass(Base, [
          {
              key: "b",
              value: function b(a) {
              }
          },
          {
              key: "c",
              get: function get() {
                  return x;
              },
              set: function set(v) {
              }
          }
      ], [
          {
              key: "s",
              value: function s(a) {
              }
          },
          {
              key: "t",
              get: function get() {
                  return x;
              },
              set: function set(v) {
              }
          }
      ]);
      return Base;
  }();
  var Derived1 = // Errors
  // decrease visibility of all public members to protected
  /*#__PURE__*/ function(Base) {
      "use strict";
      _inherits(Derived1, Base);
      function Derived1(a) {
          _classCallCheck(this, Derived1);
          return _possibleConstructorReturn(this, _getPrototypeOf(Derived1).call(this, a));
      }
      return Derived1;
  }(Base);
  var Derived2 = /*#__PURE__*/ function(Base) {
      "use strict";
      _inherits(Derived2, Base);
      function Derived2(a) {
          _classCallCheck(this, Derived2);
          return _possibleConstructorReturn(this, _getPrototypeOf(Derived2).call(this, a));
      }
      _createClass(Derived2, [
          {
              key: "b",
              value: function b(a) {
              }
          }
      ]);
      return Derived2;
  }(Base);
  var Derived3 = /*#__PURE__*/ function(Base) {
      "use strict";
      _inherits(Derived3, Base);
      function Derived3(a) {
          _classCallCheck(this, Derived3);
          return _possibleConstructorReturn(this, _getPrototypeOf(Derived3).call(this, a));
      }
      _createClass(Derived3, [
          {
              key: "c",
              get: function get() {
                  return x;
              }
          }
      ]);
      return Derived3;
  }(Base);
  var Derived4 = /*#__PURE__*/ function(Base) {
      "use strict";
      _inherits(Derived4, Base);
      function Derived4(a) {
          _classCallCheck(this, Derived4);
          return _possibleConstructorReturn(this, _getPrototypeOf(Derived4).call(this, a));
      }
      _createClass(Derived4, [
          {
              key: "c",
              set: function set(v) {
              }
          }
      ]);
      return Derived4;
  }(Base);
  var Derived5 = /*#__PURE__*/ function(Base) {
      "use strict";
      _inherits(Derived5, Base);
      function Derived5(a) {
          _classCallCheck(this, Derived5);
          return _possibleConstructorReturn(this, _getPrototypeOf(Derived5).call(this, a));
      }
      return Derived5;
  }(Base);
  var Derived6 = /*#__PURE__*/ function(Base) {
      "use strict";
      _inherits(Derived6, Base);
      function Derived6(a) {
          _classCallCheck(this, Derived6);
          return _possibleConstructorReturn(this, _getPrototypeOf(Derived6).call(this, a));
      }
      return Derived6;
  }(Base);
  var Derived7 = /*#__PURE__*/ function(Base) {
      "use strict";
      _inherits(Derived7, Base);
      function Derived7(a) {
          _classCallCheck(this, Derived7);
          return _possibleConstructorReturn(this, _getPrototypeOf(Derived7).call(this, a));
      }
      _createClass(Derived7, null, [
          {
              key: "s",
              value: function s(a) {
              }
          }
      ]);
      return Derived7;
  }(Base);
  var Derived8 = /*#__PURE__*/ function(Base) {
      "use strict";
      _inherits(Derived8, Base);
      function Derived8(a) {
          _classCallCheck(this, Derived8);
          return _possibleConstructorReturn(this, _getPrototypeOf(Derived8).call(this, a));
      }
      _createClass(Derived8, null, [
          {
              key: "t",
              get: function get() {
                  return x;
              }
          }
      ]);
      return Derived8;
  }(Base);
  var Derived9 = /*#__PURE__*/ function(Base) {
      "use strict";
      _inherits(Derived9, Base);
      function Derived9(a) {
          _classCallCheck(this, Derived9);
          return _possibleConstructorReturn(this, _getPrototypeOf(Derived9).call(this, a));
      }
      _createClass(Derived9, null, [
          {
              key: "t",
              set: function set(v) {
              }
          }
      ]);
      return Derived9;
  }(Base);
  var Derived10 = /*#__PURE__*/ function(Base) {
      "use strict";
      _inherits(Derived10, Base);
      function Derived10(a) {
          _classCallCheck(this, Derived10);
          return _possibleConstructorReturn(this, _getPrototypeOf(Derived10).call(this, a));
      }
      return Derived10;
  }(Base);
  