From 3c6043ecdd65b19476bcfed1e6643d791a887f9d Mon Sep 17 00:00:00 2001
From: Oleg Voronkovich <oleg-voronkovich@yandex.ru>
Date: Mon, 8 Feb 2016 17:06:11 +0300
Subject: [PATCH] Improve debug:container command

---
 .../Bundle/FrameworkBundle/Command/ContainerDebugCommand.php  | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php b/src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php
index f88ecd6cd4530..6e5c7d3981c5f 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php
@@ -192,7 +192,9 @@ private function findProperServiceName(InputInterface $input, SymfonyStyle $io,
             throw new \InvalidArgumentException(sprintf('No services found that match "%s".', $name));
         }
 
-        return $io->choice('Select one of the following services to display its information', $matchingServices);
+        $default = 1 === count($matchingServices) ? $matchingServices[0] : null;
+
+        return $io->choice('Select one of the following services to display its information', $matchingServices, $default);
     }
 
     private function findServiceIdsContaining(ContainerBuilder $builder, $name)