code: func (c *asyncClient) Info() (result FutureInfo, err Error) {
  	var resp *PendingResponse
  	resp, err = c.conn.QueueRequest(&INFO, [][]byte{})
  	if err == nil {
  		result = newFutureInfo(resp.future.(FutureBytes))
  	}
  	return result, err
  }
docs: // Redis INFO command.