From 6f7ea8dbbe6cef481a30b54015df6c8f7f1b2949 Mon Sep 17 00:00:00 2001
From: Tobias Schultze <webmaster@tubo-world.de>
Date: Tue, 24 Jul 2012 01:15:14 +0200
Subject: [PATCH] [Form] fix ObjectChoiceList when property path is '0'

---
 .../Form/Extension/Core/ChoiceList/ObjectChoiceList.php     | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/Symfony/Component/Form/Extension/Core/ChoiceList/ObjectChoiceList.php b/src/Symfony/Component/Form/Extension/Core/ChoiceList/ObjectChoiceList.php
index c100b45002..6c3c79bf8a 100644
--- a/src/Symfony/Component/Form/Extension/Core/ChoiceList/ObjectChoiceList.php
+++ b/src/Symfony/Component/Form/Extension/Core/ChoiceList/ObjectChoiceList.php
@@ -78,9 +78,9 @@ class ObjectChoiceList extends ChoiceList
      */
     public function __construct($choices, $labelPath = null, array $preferredChoices = array(), $groupPath = null, $valuePath = null)
     {
-        $this->labelPath = $labelPath ? new PropertyPath($labelPath) : null;
-        $this->groupPath = $groupPath ? new PropertyPath($groupPath) : null;
-        $this->valuePath = $valuePath ? new PropertyPath($valuePath) : null;
+        $this->labelPath = null !== $labelPath ? new PropertyPath($labelPath) : null;
+        $this->groupPath = null !== $groupPath ? new PropertyPath($groupPath) : null;
+        $this->valuePath = null !== $valuePath ? new PropertyPath($valuePath) : null;
 
         parent::__construct($choices, array(), $preferredChoices);
     }