Fix deprecation for symfony/config 4.2

nella · Nov 30, 2018 · 8d70778 · 8d70778
1 parent f070631
commit 8d70778
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/src/DependencyInjection/Configuration.php b/src/DependencyInjection/Configuration.php
@@ -30,8 +30,15 @@ class Configuration implements \Symfony\Component\Config\Definition\Configuratio
 
 	public function getConfigTreeBuilder()
 	{
-		$treeBuilder = new TreeBuilder();
-		$rootNode = $treeBuilder->root(static::ROOT_NAME);
+		$treeBuilder = new TreeBuilder(static::ROOT_NAME);
+
+		if (\method_exists($treeBuilder, 'getRootNode')) {
+			$rootNode = $treeBuilder->getRootNode();
+		} else {
+			// BC layer for symfony/config 4.1 and older
+			$rootNode = $treeBuilder->root(static::ROOT_NAME);
+		}
+
 		$rootNode->addDefaultsIfNotSet();
 
 		$this->addLogDirectory($rootNode);