Merge pull request #134 from opensalt/symfony-config-deprecation

fix root node deprecation in symfony-config > 4.1
tetranz · Jun 17, 2019 · fe03aa2 · fe03aa2
2 parents 635c8a1 + 1d66d14
commit fe03aa2
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
@@ -17,8 +17,8 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('tetranz_select2_entity');
+        $treeBuilder = new TreeBuilder('tetranz_select2_entity');
+        $rootNode = \method_exists($treeBuilder, 'getRootNode') ? $treeBuilder->getRootNode() : $treeBuilder->root('tetranz_select2_entity');
 
         $rootNode
                 ->children()