Method readFileSync

lib/internal/vfs/provider.js:263–272

* Reads a file synchronously. * @param {string} path The file path * @param {object|string} [options] Options or encoding * @returns {Buffer|string}

(path, options)

   * @returns {Buffer|string}
   */
  readFileSync(path, options) {
    const flag = (typeof options === 'object' && options !== null) ?
      (options.flag ?? 'r') : 'r';
    const handle = this.openSync(path, flag);
    try {
      return handle.readFileSync(options);
    } finally {
      handle.closeSync();
    }
  }

  /**
   * Writes a file.