@protobi/exceljs
Version:
Excel Workbook Manager - Temporary fork with pivot table enhancements and bug fixes pending upstream merge
39 lines (37 loc) • 2.01 kB
JavaScript
;
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }
function _defineProperties(e, r) { for (var t = 0; t < r.length; t++) { var o = r[t]; o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o); } }
function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
var TypedStack = /*#__PURE__*/function () {
function TypedStack(type) {
_classCallCheck(this, TypedStack);
this._type = type;
this._stack = [];
}
_createClass(TypedStack, [{
key: "size",
get: function get() {
return this._stack.length;
}
}, {
key: "pop",
value: function pop() {
var tos = this._stack.pop();
return tos || new this._type();
}
}, {
key: "push",
value: function push(instance) {
if (!(instance instanceof this._type)) {
throw new Error('Invalid type pushed to TypedStack');
}
this._stack.push(instance);
}
}]);
return TypedStack;
}();
module.exports = TypedStack;
//# sourceMappingURL=typed-stack.js.map