Command\GenerateProjectCommand::checkOptionParameters PHP Метод

    private function checkOptionParameters($input)
    {
        if (!in_array($input->getOption('protocol'), array('git', 'http'))) {
            throw new \RuntimeException('Protocol error. Values accepted: git or http.');
        }
        if (!in_array($input->getOption('template-engine'), array('twig', 'php'))) {
            throw new \RuntimeException('Template engine error. Values accepted: twig or php.');
        }
    }