Function mkdtempSync

lib/fs.js:3589–3601

* Synchronously creates a unique temporary directory. * @param {string | Buffer | URL} prefix * @param {string | { encoding?: string; }} [options] * @returns {string}

(prefix, options)

 * @returns {string}
 */
function mkdtempSync(prefix, options) {
  const h = vfsState.handlers;
  if (h !== null) {
    const result = h.mkdtempSync(prefix, options);
    if (result !== undefined) return result;
  }

  options = getOptions(options);

  prefix = getValidatedPath(prefix, 'prefix');
  warnOnNonPortableTemplate(prefix);
  return binding.mkdtemp(prefix, options.encoding);
}

/**
 * Synchronously creates a unique temporary directory.