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arguments[0] : ''; Object(_babel_runtime_helpers_esm_classCallCheck__WEBPACK_IMPORTED_MODULE_1__[/* default */ "a"])(this, TokenList); this.value = initialValue; ['entries', 'forEach', 'keys', 'values'].forEach(function (fn) { _this[fn] = function () { var _this$_valueAsArray; return (_this$_valueAsArray = _this._valueAsArray)[fn].apply(_this$_valueAsArray, arguments); }; }); } /** * Returns the associated set as string. * * @see https://dom.spec.whatwg.org/#dom-domtokenlist-value * * @return {string} Token set as string. */ Object(_babel_runtime_helpers_esm_createClass__WEBPACK_IMPORTED_MODULE_2__[/* default */ "a"])(TokenList, [{ key: "toString", /** * Returns the stringified form of the TokenList. * * @see https://dom.spec.whatwg.org/#DOMTokenList-stringification-behavior * @see https://www.ecma-international.org/ecma-262/9.0/index.html#sec-tostring * * @return {string} Token set as string. */ value: function toString() { return this.value; } /** * Returns an iterator for the TokenList, iterating items of the set. * * @see https://dom.spec.whatwg.org/#domtokenlist * * @return {IterableIterator} TokenList iterator. */ }, { key: Symbol.iterator, value: /*#__PURE__*/ _babel_runtime_regenerator__WEBPACK_IMPORTED_MODULE_0___default.a.mark(function value() { return _babel_runtime_regenerator__WEBPACK_IMPORTED_MODULE_0___default.a.wrap(function value$(_context) { while (1) { switch (_context.prev = _context.next) { case 0: return _context.delegateYield(this._valueAsArray, "t0", 1); case 1: return _context.abrupt("return", _context.t0); case 2: case "end": return _context.stop(); } } }, value, this); }) /** * Returns the token with index `index`. * * @see https://dom.spec.whatwg.org/#dom-domtokenlist-item * * @param {number} index Index at which to return token. * * @return {string|undefined} Token at index. */ }, { key: "item", value: function item(index) { return this._valueAsArray[index]; } /** * Returns true if `token` is present, and false otherwise. * * @see https://dom.spec.whatwg.org/#dom-domtokenlist-contains * * @param {string} item Token to test. * * @return {boolean} Whether token is present. */ }, { key: "contains", value: function contains(item) { return this._valueAsArray.indexOf(item) !== -1; } /** * Adds all arguments passed, except those already present. * * @see https://dom.spec.whatwg.org/#dom-domtokenlist-add * * @param {...string} items Items to add. */ }, { key: "add", value: function add() { for (var _len = arguments.length, items = new Array(_len), _key = 0; _key < _len; _key++) { items[_key] = arguments[_key]; } this.value += ' ' + items.join(' '); } /** * Removes arguments passed, if they are present. * * @see https://dom.spec.whatwg.org/#dom-domtokenlist-remove * * @param {...string} items Items to remove. */ }, { key: "remove", value: function remove() { for (var _len2 = arguments.length, items = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { items[_key2] = arguments[_key2]; } this.value = lodash__WEBPACK_IMPORTED_MODULE_3__["without"].apply(void 0, [this._valueAsArray].concat(items)).join(' '); } /** * If `force` is not given, "toggles" `token`, removing it if it’s present * and adding it if it’s not present. If `force` is true, adds token (same * as add()). If force is false, removes token (same as remove()). Returns * true if `token` is now present, and false otherwise. * * @see https://dom.spec.whatwg.org/#dom-domtokenlist-toggle * * @param {string} token Token to toggle. * @param {boolean} [force] Presence to force. * * @return {boolean} Whether token is present after toggle. */ }, { key: "toggle", value: function toggle(token, force) { if (undefined === force) { force = !this.contains(token); } if (force) { this.add(token); } else { this.remove(token); } return force; } /** * Replaces `token` with `newToken`. Returns true if `token` was replaced * with `newToken`, and false otherwise. * * @see https://dom.spec.whatwg.org/#dom-domtokenlist-replace * * @param {string} token Token to replace with `newToken`. * @param {string} newToken Token to use in place of `token`. * * @return {boolean} Whether replacement occurred. */ }, { key: "replace", value: function replace(token, newToken) { if (!this.contains(token)) { return false; } this.remove(token); this.add(newToken); return true; } /** * Returns true if `token` is in the associated attribute’s supported * tokens. Returns false otherwise. * * Always returns `true` in this implementation. * * @see https://dom.spec.whatwg.org/#dom-domtokenlist-supports * * @return {boolean} Whether token is supported. */ }, { key: "supports", value: function supports() { return true; } }, { key: "value", get: function get() { return this._currentValue; } /** * Replaces the associated set with a new string value. * * @see https://dom.spec.whatwg.org/#dom-domtokenlist-value * * @param {string} value New token set as string. */ , set: function set(value) { value = String(value); this._valueAsArray = Object(lodash__WEBPACK_IMPORTED_MODULE_3__["uniq"])(Object(lodash__WEBPACK_IMPORTED_MODULE_3__["compact"])(value.split(/\s+/g))); this._currentValue = this._valueAsArray.join(' '); } /** * Returns the number of tokens. * * @see https://dom.spec.whatwg.org/#dom-domtokenlist-length * * @return {number} Number of tokens. */ }, { key: "length", get: function get() { return this._valueAsArray.length; } }]); return TokenList; }(); /***/ }) /******/ })["default"];