Upgrade Twig library

1 files changed, 6 insertions, 7 deletions

diff --git a/inc/lib/Twig/NodeVisitorInterface.php b/inc/lib/Twig/NodeVisitorInterface.php
index d44e510c..f33c13fc 100644
--- a/inc/lib/Twig/NodeVisitorInterface.php
+++ b/inc/lib/Twig/NodeVisitorInterface.php
@@ -12,8 +12,7 @@
 /**
  * Twig_NodeVisitorInterface is the interface the all node visitor classes must implement.
  *
- * @package    twig
- * @author     Fabien Potencier <fabien@symfony.com>
+ * @author Fabien Potencier <fabien@symfony.com>
  */
 interface Twig_NodeVisitorInterface
 {
@@ -23,9 +22,9 @@ interface Twig_NodeVisitorInterface
      * @param Twig_NodeInterface $node The node to visit
      * @param Twig_Environment   $env  The Twig environment instance
      *
-     * @param Twig_NodeInterface The modified node
+     * @return Twig_NodeInterface The modified node
      */
-    function enterNode(Twig_NodeInterface $node, Twig_Environment $env);
+    public function enterNode(Twig_NodeInterface $node, Twig_Environment $env);
 
     /**
      * Called after child nodes are visited.
@@ -33,9 +32,9 @@ interface Twig_NodeVisitorInterface
      * @param Twig_NodeInterface $node The node to visit
      * @param Twig_Environment   $env  The Twig environment instance
      *
-     * @param Twig_NodeInterface The modified node
+     * @return Twig_NodeInterface|false The modified node or false if the node must be removed
      */
-    function leaveNode(Twig_NodeInterface $node, Twig_Environment $env);
+    public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env);
 
     /**
      * Returns the priority for this visitor.
@@ -44,5 +43,5 @@ interface Twig_NodeVisitorInterface
      *
      * @return integer The priority level
      */
-    function getPriority();
+    public function getPriority();
 }