Fix Symfony 4.1 deprecations

winzou · Nov 22, 2019 · f236fad · f236fad
1 parent 3e924ab
commit f236fad
Showing 1 changed file with 8 additions and 3 deletions.
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
@@ -22,10 +22,15 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
+        if (\method_exists(TreeBuilder::class, 'getRootNode')) {
+            $treeBuilder = new TreeBuilder('winzou_state_machine');
+            $configNode = $treeBuilder->getRootNode();
+        } else {
+            $treeBuilder = new TreeBuilder();
+            $configNode = $treeBuilder->root('winzou_state_machine');
+        }
 
-        $configNode = $treeBuilder
-            ->root('winzou_state_machine')
+        $configNode = $configNode
             ->useAttributeAsKey('name')
             ->prototype('array')
             ->children()