From aed52d01d275b09f86d7d027f43b99161a96b000 Mon Sep 17 00:00:00 2001
From: Fran Moreno <franmomu@gmail.com>
Date: Thu, 13 Dec 2018 15:22:51 +0100
Subject: [PATCH] Fix deprecation for symfony/config 4.2+

---
 DependencyInjection/Configuration.php | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index d4d378a..a37a7e2 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -29,8 +29,13 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('eko_feed');
+        $treeBuilder = new TreeBuilder('eko_feed');
+
+        if (\method_exists($treeBuilder, 'getRootNode')) {
+            $rootNode = $treeBuilder->getRootNode();
+        } else {
+            $rootNode = $treeBuilder->root('eko_feed');
+        }
 
         $rootNode
             ->children()