Merge pull request #112 from Cloudstek/fix-config-deprecation

Fix root node deprecation in symfony/config > 4.1
nelmio · Dec 11, 2018 · c8c1d99 · c8c1d99
2 parents ec61c1b + 001f2ec
commit c8c1d99
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
@@ -27,8 +27,14 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('nelmio_cors');
+        $treeBuilder = new TreeBuilder('nelmio_cors');
+
+        if (method_exists($treeBuilder, 'getRootNode')) {
+            $rootNode = $treeBuilder->getRootNode();
+        } else {
+            // BC for symfony/config < 4.2
+            $rootNode = $treeBuilder->root('nelmio_cors');
+        }
 
         $rootNode
             ->children()