# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@fb.com>
# Date 2015-10-02 03:21:16
# Node ID 1d1d0914cb761dcd1a41d1e163b2aec303d0e29b
# Parent  15ce78517d4be9db88914209ea98e62d22ad32f3

parsebundletype: add a comment for future generation

diff --git a/mercurial/cmdutil.py b/mercurial/cmdutil.py
--- a/mercurial/cmdutil.py
+++ b/mercurial/cmdutil.py
@@ -3349,6 +3349,9 @@ def parsebundletype(repo, spec):
         'hg bundle --type TYPE'.
 
     It accept format in the form [compression][-version]|[version]
+
+    Consensus about extensions of the format for various bundle2 feature
+    is to prefix any feature with "+". eg "+treemanifest" or "gzip+phases"
     """
     comp, version = None, None