graft: extract `repo['.']` to local variable
It's used in two places and I'm about to use it more.
Differential Revision: https://phab.mercurial-scm.org/D7548
--- a/mercurial/merge.py Thu Dec 05 09:32:47 2019 -0800
+++ b/mercurial/merge.py Thu Dec 05 09:34:43 2019 -0800
@@ -2605,7 +2605,8 @@
# to copy commits), and 2) informs update that the incoming changes are
# newer than the destination so it doesn't prompt about "remote changed foo
# which local deleted".
- mergeancestor = repo.changelog.isancestor(repo[b'.'].node(), ctx.node())
+ pctx = repo[b'.']
+ mergeancestor = repo.changelog.isancestor(pctx.node(), ctx.node())
stats = update(
repo,
@@ -2627,7 +2628,7 @@
pother = parents[0].node()
with repo.dirstate.parentchange():
- repo.setparents(repo[b'.'].node(), pother)
+ repo.setparents(pctx.node(), pother)
repo.dirstate.write(repo.currenttransaction())
# fix up dirstate for copies and renames
copies.duplicatecopies(repo, repo[None], ctx.rev(), base.rev())