Mercurial > hg
view tests/test-abort-checkin.t @ 22357:9c3c3dc14a65
branchmap: pre-filter topological heads before ancestors based filtering
We know that topological heads will not be ancestors of anything, so we filter
them out to potentially reduce the range of the ancestors computation.
On a strongly headed repo this gives humble speedup:
from 0.1984 to 0.1629
author | Pierre-Yves David <pierre-yves.david@fb.com> |
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date | Sat, 30 Aug 2014 12:33:12 +0200 |
parents | f2719b387380 |
children | e955549cd045 |
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$ cat > abortcommit.py <<EOF > from mercurial import util > def hook(**args): > raise util.Abort("no commits allowed") > def reposetup(ui, repo): > repo.ui.setconfig("hooks", "pretxncommit.nocommits", hook) > EOF $ abspath=`pwd`/abortcommit.py $ echo "[extensions]" >> $HGRCPATH $ echo "mq=" >> $HGRCPATH $ echo "abortcommit = $abspath" >> $HGRCPATH $ hg init foo $ cd foo $ echo foo > foo $ hg add foo mq may keep a reference to the repository so __del__ will not be called and .hg/journal.dirstate will not be deleted: $ hg ci -m foo error: pretxncommit.nocommits hook failed: no commits allowed transaction abort! rollback completed abort: no commits allowed [255] $ hg ci -m foo error: pretxncommit.nocommits hook failed: no commits allowed transaction abort! rollback completed abort: no commits allowed [255] $ cd ..