Method readFileSync

lib/internal/vfs/file_handle.js:572–583

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

(options)

   * @returns {Buffer|string}
   */
  readFileSync(options) {
    this.#checkClosed('read');
    this.#checkReadable();

    // Get content (resolves dynamic content providers)
    const content = this.content;
    const encoding = typeof options === 'string' ? options : options?.encoding;
    if (encoding) {
      return content.toString(encoding);
    }
    return Buffer.from(content);
  }

  /**
   * Reads the entire file.