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<?php
declare(strict_types = 1);
namespace Innmind\EventBusBundle\DependencyInjection;
use Symfony\Component\Config\Definition\{
Builder\TreeBuilder,
ConfigurationInterface
};
final class Configuration implements ConfigurationInterface
{
/**
* {@inheritdoc}
*/
public function getConfigTreeBuilder()
$treeBuilder = new TreeBuilder;
$root = $treeBuilder->root('innmind_event_bus');
$root
->children()
->arrayNode('stack')
->requiresAtLeastOneElement()
->defaultValue(['queue', 'default'])
->prototype('scalar')->end()
->end()
->end();
return $treeBuilder;
}