public function options()
    {
        $commandName = $subCommandName = '';
        if (!empty($this->args[0])) {
            $commandName = $this->args[0];
        }
        if (!empty($this->args[1])) {
            $subCommandName = $this->args[1];
        }
        $options = $this->Command->options($commandName, $subCommandName);

        return $this->_output($options);
    }