Function mkdtemp

lib/fs.js:3567–3581

* Creates a unique temporary directory. * @param {string | Buffer | URL} prefix * @param {string | { encoding?: string; }} [options] * @param {( * err?: Error, * directory?: string * ) => any} callback * @returns {void}

(prefix, options, callback)

 * @returns {void}
 */
function mkdtemp(prefix, options, callback) {
  callback = makeCallback(typeof options === 'function' ? options : callback);

  const h = vfsState.handlers;
  if (h !== null && vfsResult(h.mkdtemp(prefix, typeof options === 'function' ? undefined : options), callback)) return;

  options = getOptions(options);

  prefix = getValidatedPath(prefix, 'prefix');
  warnOnNonPortableTemplate(prefix);

  const req = new FSReqCallback();
  req.oncomplete = callback;
  binding.mkdtemp(prefix, options.encoding, req);
}

/**
 * Synchronously creates a unique temporary directory.