(let i = 0, len = toggleList.length; i < len; i++) {\n      const elem = toggleList[i]\n      const selector = Util.getSelectorFromElement(elem)\n      const filterElement = [].slice.call(document.querySelectorAll(selector))\n        .filter(foundElem => foundElem === element)\n\n      if (selector !== null && filterElement.length > 0) {\n        this._selector = selector\n        this._triggerArray.push(elem)\n      }\n    }\n\n    this._parent = this._config.parent ? this._getParent() : null\n\n ...