Method getOlderSiblings

external/.scrollLibs.js:15296–15299

()

    return !this.isNodeJs()
  }
  getOlderSiblings() {
    if (this.isRoot()) return []
    return this.parent.slice(0, this.index)
  }
  _getClosestOlderSibling() {
    const olderSiblings = this.getOlderSiblings()
    return olderSiblings[olderSiblings.length - 1]