performance: speedup computation of hidden revisions
In their current state, revset calls can be very costlys, as we
test predicates on the entire repository. The hidden filter is very
widely used, and needs to be very fast.
This change drops revset calls in favor of direct revision manipulation.
Performance test on my Mercurial checkout
- 19857 total changesets,
- 1584 obsolete changesets,
- 13310 obsolescence markers.
Before:
! hidden
! wall 0.077553
After this changes:
! hidden
! wall 0.011230
Performance test on a Mozilla central checkout:
- 117293 total changesets,
- 1 obsolete changeset,
- 1 obsolescence marker.
Before:
! hidden
! wall 0.389472
After:
! hidden
! wall 0.000079
Test the GPG extension
$ "$TESTDIR/hghave" gpg || exit 80
$ cat <<EOF >> $HGRCPATH
> [extensions]
> gpg=
>
> [gpg]
> cmd=gpg --no-permission-warning --no-secmem-warning --no-auto-check-trustdb --homedir "$TESTDIR/gpg"
> EOF
$ hg init r
$ cd r
$ echo foo > foo
$ hg ci -Amfoo
adding foo
$ hg sigs
$ hg sign 0
signing 0:e63c23eaa88a
$ hg sigs
hgtest 0:e63c23eaa88ae77967edcf4ea194d31167c478b0
$ hg sigcheck 0
e63c23eaa88a is signed by:
hgtest
verify that this test has not modified the trustdb.gpg file back in
the main hg working dir
$ "$TESTDIR/md5sum.py" "$TESTDIR/gpg/trustdb.gpg"
f6b9c78c65fa9536e7512bb2ceb338ae */gpg/trustdb.gpg (glob)
$ cd ..