Update getConfigTreeBuilder for forward-compatibility comur#123

thelem · May 9, 2020 · 7a54d8b · 7a54d8b
1 parent 95057f4
commit 7a54d8b
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
@@ -17,8 +17,10 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('comur_image');
+        $treeBuilder = new TreeBuilder('comur_image');
+        $rootNode = method_exists($treeBuilder, "getRootNode")
+            ? $treeBuilder->getRootNode()
+            : $treeBuilder->root('comur_image'); // BC layer for symfony/config 4.2 and older
 
         $rootNode
             ->children()