/**
   * Patch a streaming request to the GrpcService object.
   *
   * @private
   */
  requestStream(...args: Array<{}>) {
    return this.parent.requestStream.apply(this.parent, args);
  }

  /**
   * Patch a writable streaming request to the GrpcService object.
   *
   * @private
   */
  requestWritableStream(...args: Array<{}>) {
    // tslint:disable-next-line:no-any
    return (this.parent as any).requestWritableStream.apply(this.parent, args);
  }

  private getOpts(metadata: boolean|{reqOpts?: r.CoreOptions}) {
    return typeof metadata === 'boolean' ? {} : metadata.reqOpts || {};
  }
}

/*! Developer Documentation
 *
 * All async methods (except for streams) will return a Promise in the event
 * that a callback is omitted.
 */
promisifyAll(GrpcServiceObject);

        location: this.location,
      },
      options
    );

    return new Table(this, id, options);
  };
}

/*! Developer Documentation
 *
 * These methods can be auto-paginated.
 */
paginator.extend(Dataset, ['getTables']);

/*! Developer Documentation
 *
 * All async methods (except for streams) will return a Promise in the event
 * that a callback is omitted.
 */
promisifyAll(Dataset, {
  exclude: ['table'],
});

/**
 * Reference to the {@link Dataset} class.
 * @name module:@google-cloud/bigquery.Dataset
 * @see Dataset
 */
export {Dataset};

      if ((metadata as any).status.state !== 'DONE') {
        callback();
        return;
      }

      callback(null, metadata);
    });
  };
}

/*! Developer Documentation
 *
 * These methods can be auto-paginated.
 */
paginator.extend(Job, ['getQueryResults']);

/*! Developer Documentation
 *
 * All async methods (except for streams) will return a Promise in the event
 * that a callback is omitted.
 */
promisifyAll(Job);

/**
 * Reference to the {@link Job} class.
 * @name module:@google-cloud/bigquery.Job
 * @see Job
 */
export {Job};

  this.query(query, {autoPaginate: false}, callback);
};

/*! Developer Documentation
 *
 * These methods can be auto-paginated.
 */
paginator.extend(BigQuery, ['getDatasets', 'getJobs']);

/*! Developer Documentation
 *
 * All async methods (except for streams) will return a Promise in the event
 * that a callback is omitted.
 */
promisifyAll(BigQuery, {
  exclude: ['dataset', 'date', 'datetime', 'job', 'time', 'timestamp'],
});

/**
 * {@link Dataset} class.
 *
 * @name BigQuery.Dataset
 * @see Dataset
 * @type {constructor}
 */
(BigQuery as any).Dataset = Dataset;

/**
 * {@link Job} class.
 *
 * @name BigQuery.Job