# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@fb.com>
# Date 2014-05-27 21:57:28
# Node ID a2c7ae21e8f4d690e0d3f29879a513776a02ea9a
# Parent  3bfadd70550b7527ec76f5e7854983535e2ad7e0

pushkey: introduce an ``encodekeys`` function

This function provides a standardized way to exchange pushkey content over
the wire.

diff --git a/mercurial/pushkey.py b/mercurial/pushkey.py
--- a/mercurial/pushkey.py
+++ b/mercurial/pushkey.py
@@ -5,7 +5,7 @@
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
-import bookmarks, phases, obsolete
+import bookmarks, phases, obsolete, encoding
 
 def _nslist(repo):
     n = {}
@@ -37,3 +37,7 @@ def list(repo, namespace):
     lk = _get(namespace)[1]
     return lk(repo)
 
+def encodekeys(keys):
+    """encode the content of a pushkey namespace for exchange over the wire"""
+    enc = encoding.fromlocal
+    return '\n'.join(['%s\t%s' % (enc(k), enc(v)) for k, v in keys])