context: use unfiltered repo for '.'
There is no reason to read obsolescence markers when doing a plain 'hg
status' without --rev. Use the unfiltered repo when initializing
context._rev to speed things up. This speeds up 'hg status' from
1.342s to 0.080s on my repo with ~110k markers.
--- a/mercurial/context.py Thu Feb 05 14:09:08 2015 -0800
+++ b/mercurial/context.py Thu Nov 20 12:15:12 2014 -0800
@@ -376,10 +376,6 @@
return
if isinstance(changeid, long):
changeid = str(changeid)
- if changeid == '.':
- self._node = repo.dirstate.p1()
- self._rev = repo.changelog.rev(self._node)
- return
if changeid == 'null':
self._node = nullid
self._rev = nullrev
@@ -388,6 +384,12 @@
self._node = repo.changelog.tip()
self._rev = repo.changelog.rev(self._node)
return
+ if changeid == '.' or changeid == repo.dirstate.p1():
+ # this is a hack to delay/avoid loading obsmarkers
+ # when we know that '.' won't be hidden
+ self._node = repo.dirstate.p1()
+ self._rev = repo.unfiltered().changelog.rev(self._node)
+ return
if len(changeid) == 20:
try:
self._node = changeid