# HG changeset patch
# User Pierre-Yves.David@ens-lyon.org
# Date 2012-06-03 22:50:19
# Node ID 3a79a5682af15e462a90dd9812d0df55ea3794b7
# Parent  517af63ba382af19020b21c221f7a2b9cb9d8469

obsolete: add easy way to iterate over obsolete marker object

diff --git a/mercurial/obsolete.py b/mercurial/obsolete.py
--- a/mercurial/obsolete.py
+++ b/mercurial/obsolete.py
@@ -163,6 +163,9 @@ class obsstore(object):
         self.precursors = {}
         self.successors = {}
 
+    def __iter__(self):
+        return iter(self._all)
+
     def create(self, prec, succs=(), flag=0, metadata=None):
         """obsolete: add a new obsolete marker
 
@@ -218,3 +221,11 @@ class obsstore(object):
             data.extend(sucs)
             stream.write(_pack(format, *data))
             stream.write(metadata)
+
+
+
+def allmarkers(repo):
+    """all obsolete markers known in a repository"""
+    for markerdata in repo.obsstore:
+        yield marker(repo, markerdata)
+