From 6810dbe8a7be204813a4397b1bddcfdb875fe2e2 Mon Sep 17 00:00:00 2001
From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Sat, 1 Dec 2012 19:41:29 +0100
Subject: [PATCH] removed uneeded condition (a filter node cannot be created if
 the filer does not exist)

---
 lib/Twig/NodeVisitor/Escaper.php | 22 +++++++++-------------
 1 file changed, 9 insertions(+), 13 deletions(-)

diff --git a/lib/Twig/NodeVisitor/Escaper.php b/lib/Twig/NodeVisitor/Escaper.php
index cc9a58b12..0d749fe7b 100644
--- a/lib/Twig/NodeVisitor/Escaper.php
+++ b/lib/Twig/NodeVisitor/Escaper.php
@@ -107,22 +107,18 @@ class Twig_NodeVisitor_Escaper implements Twig_NodeVisitorInterface
     {
         $name = $filter->getNode('filter')->getAttribute('value');
 
-        if (false !== $f = $env->getFilter($name)) {
-            $type = $f->getPreEscape();
-            if (null === $type) {
-                return $filter;
-            }
-
-            $node = $filter->getNode('node');
-            if ($this->isSafeFor($type, $node, $env)) {
-                return $filter;
-            }
-
-            $filter->setNode('node', $this->getEscaperFilter($type, $node));
-
+        $type = $env->getFilter($name)->getPreEscape();
+        if (null === $type) {
             return $filter;
         }
 
+        $node = $filter->getNode('node');
+        if ($this->isSafeFor($type, $node, $env)) {
+            return $filter;
+        }
+
+        $filter->setNode('node', $this->getEscaperFilter($type, $node));
+
         return $filter;
     }