From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Thu, 1 Sep 2011 06:08:16 +0000 (+0200)
Subject: fixed algorithm that determines if a template using inheritance is valid (no output... 
X-Git-Url: http://git.silmor.de/gitweb/?a=commitdiff_plain;h=f20450d13d816c49317f9e5447f7b7c219f8279b;p=web%2Fkonrad%2Ftwig.git

fixed algorithm that determines if a template using inheritance is valid (no output between block definitions)
---

diff --git a/CHANGELOG b/CHANGELOG
index 829d765..eda9d28 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,5 +1,6 @@
 * 1.2.0
 
+ * fixed algorithm that determines if a template using inheritance is valid (no output between block definitions)
  * added better support for encoding problems when escaping a string (available as of PHP 5.4)
  * added a way to ignore a missing template when using the "include" tag ({% include "foo" ignore missing %})
  * added support for an array of templates to the "include" and "extends" tags ({% include ['foo', 'bar'] %})
diff --git a/lib/Twig/Parser.php b/lib/Twig/Parser.php
index 9ff315a..0a4ae3e 100644
--- a/lib/Twig/Parser.php
+++ b/lib/Twig/Parser.php
@@ -310,8 +310,13 @@ class Twig_Parser implements Twig_ParserInterface
             throw new Twig_Error_Syntax('A template that extends another one cannot have a body.', $node->getLine(), $this->stream->getFilename());
         }
 
+        // bypass "set" nodes as they "capture" the output
+        if ($node instanceof Twig_Node_Set) {
+            return $node;
+        }
+
         if ($node instanceof Twig_NodeOutputInterface) {
-            return null;
+            return;
         }
 
         foreach ($node as $k => $n) {
diff --git a/test/Twig/Tests/ParserTest.php b/test/Twig/Tests/ParserTest.php
index 614a867..577311d 100644
--- a/test/Twig/Tests/ParserTest.php
+++ b/test/Twig/Tests/ParserTest.php
@@ -40,6 +40,10 @@ class Twig_Tests_ParserTest extends PHPUnit_Framework_TestCase
                 $input = new Twig_Node(array(new Twig_Node_Set(false, new Twig_Node(), new Twig_Node(), 0))),
                 $input,
             ),
+            array(
+                $input = new Twig_Node(array(new Twig_Node_Set(true, new Twig_Node(), new Twig_Node(array(new Twig_Node(array(new Twig_Node_Text('foo', 0))))), 0))),
+                $input,
+            ),
         );
     }