< object.length; i++) {
      if (typeof object[i] === "object") {
        object[i] = sortObjectKeys(object[i]);
      }
    }
    return object;
  }

  return Object.keys(object)
    .sort(function (left, right) {
      return left.toLowerCase().localeCompare(right.toLowerCase());
    })
    .reduce((acc, key) => {
      if (typeof object[key] === "object") {
        acc[key] = sortObjectKeys(object[key]);
      } else {
        acc[key] = object[key];
      }
      return acc;
    }, Object.create(null));
}

module.exports = {
  sortObjectKeys,
};
PK