Fix deprecation on symfony/config 4.2

doctrine · Dec 3, 2018 · e16ce0c · e16ce0c
1 parent e6e352f
commit e16ce0c
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
@@ -20,8 +20,14 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('doctrine_migrations', 'array');
+        $treeBuilder = new TreeBuilder('doctrine_migrations');
+
+        if (method_exists($treeBuilder, 'getRootNode')) {
+            $rootNode = $treeBuilder->getRootNode();
+        } else {
+            // BC layer for symfony/config 4.1 and older
+            $rootNode = $treeBuilder->root('doctrine_migrations', 'array');
+        }
 
         $organizeMigrationModes = $this->getOrganizeMigrationsModes();