justo-runner/lib/Stack.js

Justo.js runner.

"use strict";Object.defineProperty(exports, "__esModule", { value: true });function _classCallCheck(instance, Constructor) {if (!(instance instanceof Constructor)) {throw new TypeError("Cannot call a class as a function");}}function _possibleConstructorReturn(self, call) {if (!self) {throw new ReferenceError("this hasn't been initialised - super() hasn't been called");}return call && (typeof call === "object" || typeof call === "function") ? call : self;}function _inherits(subClass, superClass) {if (typeof superClass !== "function" && superClass !== null) {throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);}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


Stack = function (_Array) {_inherits(Stack, _Array);



  function Stack() {_classCallCheck(this, Stack);var _this = _possibleConstructorReturn(this, (Stack.__proto__ || Object.getPrototypeOf(Stack)).call(this));


    Object.defineProperty(_this, "top", { enumerable: true, get: function get() {
        return _this.length > 0 ? _this[_this.length - 1] : undefined;
      } });

    Object.defineProperty(_this, "clear", { enumerable: true, value: function value() {
        while (_this.length > 0) {_this.pop();}
      } });return _this;
  }return Stack;}(Array);exports.default = Stack;