From be140298c60d87a53f1dcd168521971fb0382ae0 Mon Sep 17 00:00:00 2001
From: Oguzhan Uysal <development@oguzhanuysal.eu>
Date: Thu, 21 Feb 2019 09:40:36 +0100
Subject: [PATCH] Update Configuration.php

A small patch to prevent a deprecation notive being thrown on Symfony 4.2
---
 src/DependencyInjection/Configuration.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/DependencyInjection/Configuration.php b/src/DependencyInjection/Configuration.php
index ae7a7ce..7362a2b 100644
--- a/src/DependencyInjection/Configuration.php
+++ b/src/DependencyInjection/Configuration.php
@@ -21,8 +21,8 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('swagger');
+        $treeBuilder = new TreeBuilder('swagger');
+        $rootNode =  \method_exists(TreeBuilder::class, 'getRootNode') ? $treeBuilder->getRootNode() : $treeBuilder->root('swagger');
 
         $rootNode
             ->children()