text: /**
   * Returns the parent of a key. For example, returns 'a.b' when passed 'a.b.c'.
   * If no parent, returns an empty string. If withEndDot is true, the return
   * value will have a dot appended when it isn't an empty string.
   */
  export default function getParentOfKey(key, withEndDot) {
    const lastDot = key.lastIndexOf('.');
    return lastDot === -1 ? '' : key.slice(0, lastDot + Number(!!withEndDot));
  }
  