function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (call && (typeof call === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

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, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var _gPO = Object.getPrototypeOf || function _gPO(o) { return o.__proto__; };

var _sPO = Object.setPrototypeOf || function _sPO(o, p) { o.__proto__ = p; return o; };

var _construct = typeof Reflect === "object" && Reflect.construct || function _construct(Parent, args, Class) { var Constructor, a = [null]; a.push.apply(a, args); Constructor = Parent.bind.apply(Parent, a); return _sPO(new Constructor(), Class.prototype); };

var _cache = typeof Map === "function" ? new Map() : undefined;

function _wrapNativeSuper(Class) { if (typeof Class !== "function") { throw new TypeError("Super expression must either be null or a function"); } if (typeof _cache !== "undefined") { if (_cache.has(Class)) return _cache.get(Class); _cache.set(Class, Wrapper); } function Wrapper() {} Wrapper.prototype = Object.create(Class.prototype, { constructor: { value: Wrapper, enumerable: false, writable: true, configurable: true } }); return _sPO(Wrapper, _sPO(function Super() { return _construct(Class, arguments, _gPO(this).constructor); }, Class)); }

var List =
/*#__PURE__*/
function (_Array) {
  _inherits(List, _Array);

  function List() {
    _classCallCheck(this, List);

    return _possibleConstructorReturn(this, (List.__proto__ || Object.getPrototypeOf(List)).apply(this, arguments));
  }

  return List;
}(_wrapNativeSuper(Array));