From 92df3e5add507237d4572e1db1ec0e22f347fbe3 Mon Sep 17 00:00:00 2001
From: Florent <florent.g@allopneus.com>
Date: Thu, 16 May 2013 15:43:24 +0200
Subject: [PATCH 1/2] Adding the interface

---
 lib/PHPParser/NodeTraverserInterface.php | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 lib/PHPParser/NodeTraverserInterface.php

diff --git a/lib/PHPParser/NodeTraverserInterface.php b/lib/PHPParser/NodeTraverserInterface.php
new file mode 100644
index 0000000..79959ac
--- /dev/null
+++ b/lib/PHPParser/NodeTraverserInterface.php
@@ -0,0 +1,22 @@
+<?php
+
+interface PHPParser_NodeTraverserInterface
+{
+
+    /**
+     * Adds a visitor.
+     *
+     * @param PHPParser_NodeVisitor $visitor Visitor to add
+     */
+    function addVisitor(PHPParser_NodeVisitor $visitor);
+
+    /**
+     * Traverses an array of nodes using the registered visitors.
+     *
+     * @param PHPParser_Node[] $nodes Array of nodes
+     *
+     * @return PHPParser_Node[] Traversed array of nodes
+     */
+    function traverse(array $nodes);
+}
+

From 900a3f3b7c65d5426a2cf02132bcbc26536b3d66 Mon Sep 17 00:00:00 2001
From: Florent <florent.g@allopneus.com>
Date: Thu, 16 May 2013 15:44:12 +0200
Subject: [PATCH 2/2] Implementing the interface for PHPParser_NodeTraverser

---
 lib/PHPParser/NodeTraverser.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/PHPParser/NodeTraverser.php b/lib/PHPParser/NodeTraverser.php
index 2162e3e..348e78d 100644
--- a/lib/PHPParser/NodeTraverser.php
+++ b/lib/PHPParser/NodeTraverser.php
@@ -1,6 +1,6 @@
 <?php
 
-class PHPParser_NodeTraverser
+class PHPParser_NodeTraverser implements PHPParser_NodeTraverserInterface
 {
     /**
      * @var PHPParser_NodeVisitor[] Visitors