Gajus\Fuss\App::getOption PHP Method

    public function getOption($name)
    {
        if ($name !== self::OPTION_VERSION && $name !== self::OPTION_FORCE_COOKIE) {
            throw new Exception\AppException('Invalid option.');
        }
        return array_key_exists($name, $this->options) ? $this->options[$name] : null;
    }