Method ready

lib/internal/webstreams/writablestream.js:420–424

* @readonly * @type {Promise }

()

   * @type {Promise<void>}
   */
  get ready() {
    if (!isWritableStreamDefaultWriter(this))
      return PromiseReject(new ERR_INVALID_THIS('WritableStreamDefaultWriter'));
    return writerReadyPromise(this).promise;
  }

  /**
   * @param {any} [reason]