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<?php
namespace CalendarBundle\DependencyInjection;
use Symfony\Component\Config\Definition\Builder\TreeBuilder;
use Symfony\Component\Config\Definition\ConfigurationInterface;
/**
* This is the class that validates and merges configuration from your app/config files.
*
* To learn more see {@link https://symfony.com/doc/current/bundles/extension.html}
*/
class Configuration implements ConfigurationInterface
{
* {@inheritdoc}
public function getConfigTreeBuilder(): TreeBuilder
$treeBuilder = new TreeBuilder('calendar');
$treeBuilder->getRootNode();
return $treeBuilder;
}