From eab90ef1cf61b8921a50d1c0da99c9e6900ffb20 Mon Sep 17 00:00:00 2001
From: Christian Flothmann <christian.flothmann@sensiolabs.de>
Date: Mon, 27 Nov 2017 15:08:03 +0100
Subject: [PATCH] modify definitions only if the do exist

If the `TranslatorPass` is used an application without the Console
component, the commands will not be registered. Thus, their service
definitions must not be modified.
---
 .../Translation/DependencyInjection/TranslatorPass.php   | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/Symfony/Component/Translation/DependencyInjection/TranslatorPass.php b/src/Symfony/Component/Translation/DependencyInjection/TranslatorPass.php
index a5e4097843..db2a2a1ecc 100644
--- a/src/Symfony/Component/Translation/DependencyInjection/TranslatorPass.php
+++ b/src/Symfony/Component/Translation/DependencyInjection/TranslatorPass.php
@@ -80,8 +80,15 @@ class TranslatorPass implements CompilerPassInterface
             ->replaceArgument(3, $loaders)
         ;
 
-        if ($container->hasParameter('twig.default_path')) {
+        if (!$container->hasParameter('twig.default_path')) {
+            return;
+        }
+
+        if ($container->hasDefinition($this->debugCommandServiceId)) {
             $container->getDefinition($this->debugCommandServiceId)->replaceArgument(4, $container->getParameter('twig.default_path'));
+        }
+
+        if ($container->hasDefinition($this->updateCommandServiceId)) {
             $container->getDefinition($this->updateCommandServiceId)->replaceArgument(5, $container->getParameter('twig.default_path'));
         }
     }