Function chown

lib/fs.js:2571–2583

* Asynchronously changes the owner and group * of a file. * @param {string | Buffer | URL} path * @param {number} uid * @param {number} gid * @param {(err?: Error) => any} callback * @returns {void}

(path, uid, gid, callback)

 * @returns {void}
 */
function chown(path, uid, gid, callback) {
  callback = makeCallback(callback);
  path = getValidatedPath(path);
  validateInteger(uid, 'uid', -1, kMaxUserId);
  validateInteger(gid, 'gid', -1, kMaxUserId);

  const h = vfsState.handlers;
  if (h !== null && vfsVoid(h.chown(path, uid, gid), callback)) return;

  const req = new FSReqCallback();
  req.oncomplete = callback;
  binding.chown(path, uid, gid, req);
}

/**
 * Synchronously changes the owner and group