From d47707af6c8f0c683103016a8f21ab0e0ca4527f Mon Sep 17 00:00:00 2001
From: Julien Danjou <julien@danjou.info>
Date: Thu, 21 Jun 2012 15:31:57 +0200
Subject: [PATCH] Add Node.rwalk support

Signed-off-by: Julien Danjou <julien@danjou.info>
---
 hyde/site.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/hyde/site.py b/hyde/site.py
index be17521..fa56087 100644
--- a/hyde/site.py
+++ b/hyde/site.py
@@ -192,6 +192,16 @@ class Node(Processable):
             for node in child.walk():
                 yield node
 
+    def rwalk(self):
+        """
+        Walk the node upward, first yielding itself then
+        yielding its parents.
+        """
+        x = self
+        while x:
+            yield x
+            x = x.parent
+
     def walk_resources(self):
         """
         Walks the resources in this hierarchy.