revset: reintroduce and experimental revset for update destination
The revset is not ready for prime time yet. However it is useful to have some
version of it exposed to help candidate users to play with it and provide
feedback on what we should aim at.
We add a small test to make sure the code runs.
--- a/mercurial/revset.py Wed Oct 14 15:11:53 2015 -0400
+++ b/mercurial/revset.py Thu Oct 15 01:35:44 2015 +0100
@@ -12,6 +12,7 @@
from .i18n import _
from . import (
+ destutil,
encoding,
error,
hbisect,
@@ -463,6 +464,11 @@
# functions
+def _destupdate(repo, subset, x):
+ # experimental revset for update destination
+ args = getargsdict(x, 'limit', 'clean check')
+ return subset & baseset([destutil.destupdate(repo, **args)[0]])
+
def _mergedefaultdest(repo, subset, x):
# ``_mergedefaultdest()``
@@ -2142,6 +2148,7 @@
return baseset([r for r in ls if r in s])
symbols = {
+ "_destupdate": _destupdate,
"_mergedefaultdest": _mergedefaultdest,
"adds": adds,
"all": getall,
--- a/tests/test-update-branches.t Wed Oct 14 15:11:53 2015 -0400
+++ b/tests/test-update-branches.t Thu Oct 15 01:35:44 2015 +0100
@@ -260,3 +260,8 @@
$ hg debugobsolete bd10386d478cd5a9faf2e604114c8e6da62d3889
$ hg up
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+
+Test experimental revset support
+
+ $ hg log -r '_destupdate()'
+ 2:bd10386d478c 2 (no-eol)