Remove TreeBuilder deprecation

cmen · Jan 26, 2019 · 13f43c7 · 13f43c7
1 parent 76c5112
commit 13f43c7
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
@@ -12,8 +12,14 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('cmen_google_charts');
+        $treeBuilder = new TreeBuilder('cmen_google_charts');
+
+        if (method_exists($treeBuilder, 'getRootNode')) {
+            $rootNode = $treeBuilder->getRootNode();
+        } else {
+            // BC layer for symfony/config 4.1 and older
+            $rootNode = $treeBuilder->root('cmen_google_charts');
+        }
 
         $rootNode
             ->children()