Method _write

lib/internal/vfs/streams.js:297–313

* Implements the writable _write method. * @param {Buffer|string} chunk Data to write * @param {string} encoding Encoding * @param {Function} callback Callback

(chunk, encoding, callback)

   * @param {Function} callback Callback
   */
  _write(chunk, encoding, callback) {
    if (this.destroyed || this.#fd === null) {
      callback(createEBADF('write'));
      return;
    }

    try {
      const buffer = typeof chunk === 'string' ?
        Buffer.from(chunk, encoding) : chunk;
      this.#vfs.writeSync(this.#fd, buffer, 0, buffer.length, null);
      this.bytesWritten += buffer.length;
      this.pending = false;
      callback();
    } catch (err) {
      callback(err);
    }
  }

  /**
   * Implements the writable _final method (flush before close).