Method mkdtempSync

lib/internal/vfs/file_system.js:524–535

* Creates a unique temporary directory synchronously. * @param {string} prefix The prefix for the temp directory * @returns {string} The full path of the created directory

(prefix)

   * @returns {string} The full path of the created directory
   */
  mkdtempSync(prefix) {
    const providerPrefix = this.#toProviderPath(prefix);
    // Generate random 6-character suffix like Node does
    const chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
    let suffix = '';
    for (let i = 0; i < 6; i++) {
      suffix += chars[(MathRandom() * chars.length) | 0];
    }
    const dirPath = providerPrefix + suffix;
    this[kProvider].mkdirSync(dirPath);
    return this.#toMountedPath(dirPath);
  }

  /**
   * Opens a directory synchronously.