Snc\RedisBundle\DependencyInjection\Configuration\Configuration::addClientsSection PHP Method

    private function addClientsSection(ArrayNodeDefinition $rootNode)
    {
        $rootNode->fixXmlConfig('client')->children()->arrayNode('clients')->isRequired()->requiresAtLeastOneElement()->useAttributeAsKey('alias', false)->prototype('array')->fixXmlConfig('dsn')->children()->scalarNode('type')->isRequired()->validate()->ifTrue(function ($v) {
            return !in_array($v, array('predis', 'phpredis'));
        })->thenInvalid('The redis client type %s is invalid.')->end()->end()->scalarNode('alias')->isRequired()->end()->booleanNode('logging')->defaultValue($this->debug)->end()->arrayNode('dsns')->isRequired()->performNoDeepMerging()->beforeNormalization()->ifString()->then(function ($v) {
            return (array) $v;
        })->end()->beforeNormalization()->always()->then(function ($v) {
            return array_map(function ($dsn) {
                $parsed = new RedisDsn($dsn);
                return $parsed->isValid() ? $parsed : $dsn;
            }, $v);
        })->end()->prototype('variable')->validate()->ifTrue(function ($v) {
            return is_string($v);
        })->thenInvalid('The redis DSN %s is invalid.')->end()->end()->end()->scalarNode('alias')->isRequired()->end()->arrayNode('options')->addDefaultsIfNotSet()->children()->booleanNode('connection_async')->defaultFalse()->end()->booleanNode('connection_persistent')->defaultFalse()->end()->scalarNode('connection_timeout')->defaultValue(5)->end()->scalarNode('read_write_timeout')->defaultNull()->end()->booleanNode('iterable_multibulk')->defaultFalse()->end()->booleanNode('throw_errors')->defaultTrue()->end()->scalarNode('profile')->defaultValue('default')->beforeNormalization()->ifTrue(function ($v) {
            return false === is_string($v);
        })->then(function ($v) {
            return sprintf('%.1F', $v);
        })->end()->end()->scalarNode('cluster')->defaultNull()->end()->scalarNode('prefix')->defaultNull()->end()->booleanNode('replication')->defaultFalse()->end()->end()->end()->end()->end()->end()->end();
    }