# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@ens-lyon.org>
# Date 1462951907 -7200
# Node ID 899879becd655139a06b67849064edd5d8680f38
# Parent  ff07da10de4cb08cdd71ecdc72e95a9bbf3079df
devel: officially deprecate update without destination

When we introduce the develwarning, we did not had an official deprecation API
and infrastructure. We can now officially deprecate the old way with a version
deadline.

diff -r ff07da10de4c -r 899879becd65 mercurial/merge.py
--- a/mercurial/merge.py	Wed May 11 09:34:59 2016 +0200
+++ b/mercurial/merge.py	Wed May 11 09:31:47 2016 +0200
@@ -1442,7 +1442,7 @@
             pas = [repo[ancestor]]
 
         if node is None:
-            repo.ui.develwarn('update with no target', 'oldapi')
+            repo.ui.deprecwarn('update with no target', '3.9')
             rev, _mark, _act = destutil.destupdate(repo)
             node = repo[rev].node()