From b34d5b77a4a44db4db704987fbda6caebed5858a Mon Sep 17 00:00:00 2001
From: Samuel ROZE <samuel.roze@gmail.com>
Date: Thu, 23 Nov 2017 12:03:37 +0000
Subject: [PATCH] `resolveEnvPlaceholders` will return a mixed value

---
 src/Symfony/Component/DependencyInjection/ContainerBuilder.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Symfony/Component/DependencyInjection/ContainerBuilder.php b/src/Symfony/Component/DependencyInjection/ContainerBuilder.php
index de3e84823d..c3aee4e6fd 100644
--- a/src/Symfony/Component/DependencyInjection/ContainerBuilder.php
+++ b/src/Symfony/Component/DependencyInjection/ContainerBuilder.php
@@ -1286,7 +1286,7 @@ class ContainerBuilder extends Container implements TaggedContainerInterface
      *                                    true to resolve to the actual values of the referenced env vars
      * @param array            &$usedEnvs Env vars found while resolving are added to this array
      *
-     * @return string The string with env parameters resolved
+     * @return mixed The value with env parameters resolved if a string or an array is passed
      */
     public function resolveEnvPlaceholders($value, $format = null, array &$usedEnvs = null)
     {