Contribuir con validación de environment del ezpublish kernel y justificarlo

gistfile1.txt

 */
    public function registerContainerConfiguration( LoaderInterface $loader )
    {
        $environment = $this->getEnvironment();
        $loader->load( __DIR__ . '/config/config_' . $environment . '.yml' );
        $configFile = __DIR__ . '/config/ezpublish_' . $environment . '.yml';

        if ( !is_file( $configFile ) )
        {
            $configFile = __DIR__ . '/config/ezpublish_setup.yml';
        }

        if ( !is_readable( $configFile ) )
        {
            throw new RuntimeException( "Configuration file '$configFile' is not readable." );
        }