Sensio\Bundle\GeneratorBundle\Generator\DoctrineCrudGenerator::setFormat PHP Метод

    private function setFormat($format)
    {
        switch ($format) {
            case 'yml':
            case 'xml':
            case 'php':
            case 'annotation':
                $this->format = $format;
                break;
            default:
                $this->format = 'yml';
                break;
        }
    }