From a9964ebf4420d9598fc35b4066a1d54cda929f71 Mon Sep 17 00:00:00 2001
From: David Grudl <david@grudl.com>
Date: Thu, 5 Feb 2015 18:41:00 +0100
Subject: [PATCH] Helpers::autowireArguments() checks for
 isDefaultValueAvailable() instead of isOptional()

Works with signatures like function($a = NULL, $b) since PHP 5.3.17
---
 src/DI/Helpers.php | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/DI/Helpers.php b/src/DI/Helpers.php
index 412db989e..194d99bf7 100644
--- a/src/DI/Helpers.php
+++ b/src/DI/Helpers.php
@@ -116,9 +116,8 @@ public static function autowireArguments(\ReflectionFunctionAbstract $method, ar
 					$optCount = 0;
 				}
 
-			} elseif ($parameter->isOptional()) {
-				// PDO::__construct has optional parameter without default value (and isArray() and allowsNull() returns FALSE)
-				$res[$num] = $parameter->isDefaultValueAvailable() ? $parameter->getDefaultValue() : NULL;
+			} elseif ($parameter->isDefaultValueAvailable()) {
+				$res[$num] = $parameter->getDefaultValue();
 				$optCount++;
 
 			} else {