From f35c161689a5975e586ad685f38e9215239fac4f Mon Sep 17 00:00:00 2001
From: Olivier Dolbeau <git@a.bbnt.me>
Date: Wed, 5 Dec 2018 10:50:56 +0100
Subject: [PATCH] Avoid deprecated notice when using symfony/config > 4.2

---
 DependencyInjection/Configuration.php | 36 +++++++++++++++++++++------
 1 file changed, 28 insertions(+), 8 deletions(-)

diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index 95e85b5e..55d62c5d 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -14,8 +14,13 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('stof_doctrine_extensions');
+        $treeBuilder = new TreeBuilder('stof_doctrine_extensions');
+        // Keep compatibility with symfony/config < 4.2
+        if (!method_exists($treeBuilder, 'getRootNode')) {
+            $rootNode = $treeBuilder->root('stof_doctrine_extensions');
+        } else {
+            $rootNode = $treeBuilder->getRootNode();
+        }
 
         $rootNode
             ->append($this->getVendorNode('orm'))
@@ -41,8 +46,13 @@ public function getConfigTreeBuilder()
      */
     private function getVendorNode($name)
     {
-        $treeBuilder = new TreeBuilder();
-        $node = $treeBuilder->root($name);
+        $treeBuilder = new TreeBuilder($name);
+        // Keep compatibility with symfony/config < 4.2
+        if (!method_exists($treeBuilder, 'getRootNode')) {
+            $node = $treeBuilder->root($name);
+        } else {
+            $node = $treeBuilder->getRootNode();
+        }
 
         $node
             ->useAttributeAsKey('id')
@@ -67,8 +77,13 @@ private function getVendorNode($name)
 
     private function getClassNode()
     {
-        $treeBuilder = new TreeBuilder();
-        $node = $treeBuilder->root('class');
+        $treeBuilder = new TreeBuilder('class');
+        // Keep compatibility with symfony/config < 4.2
+        if (!method_exists($treeBuilder, 'getRootNode')) {
+            $node = $treeBuilder->root('class');
+        } else {
+            $node = $treeBuilder->getRootNode();
+        }
 
         $node
             ->addDefaultsIfNotSet()
@@ -121,8 +136,13 @@ private function getClassNode()
 
     private function getUploadableNode()
     {
-        $treeBuilder = new TreeBuilder();
-        $node = $treeBuilder->root('uploadable');
+        $treeBuilder = new TreeBuilder('uploadable');
+        // Keep compatibility with symfony/config < 4.2
+        if (!method_exists($treeBuilder, 'getRootNode')) {
+            $node = $treeBuilder->root('uploadable');
+        } else {
+            $node = $treeBuilder->getRootNode();
+        }
 
         $node
             ->addDefaultsIfNotSet()