view tests/notcapable @ 23003:62d19ce9d7b6

revset-_ancestor: use & instead of filter

The & operation is more likely optimised.

::10
before) wall 0.028189 comb 0.030000 user 0.030000 sys 0.000000 (best of 100)
after)  wall 0.001050 comb 0.000000 user 0.000000 sys 0.000000 (best of 2326)

::tip
before) wall 0.081132 comb 0.080000 user 0.080000 sys 0.000000 (best of 100)
after)  wall 0.055418 comb 0.050000 user 0.050000 sys 0.000000 (best of 100)

# Disable the $CAP wire protocol capability.

if test -z "$CAP"
then
    echo "CAP environment variable not set."
fi

cat > notcapable-$CAP.py << EOF
from mercurial import extensions, peer, localrepo
def extsetup():
    extensions.wrapfunction(peer.peerrepository, 'capable', wrapcapable)
    extensions.wrapfunction(localrepo.localrepository, 'peer', wrappeer)
def wrapcapable(orig, self, name, *args, **kwargs):
    if name in '$CAP'.split(' '):
        return False
    return orig(self, name, *args, **kwargs)
def wrappeer(orig, self):
    # Since we're disabling some newer features, we need to make sure local
    # repos add in the legacy features again.
    return localrepo.locallegacypeer(self)
EOF

echo '[extensions]' >> $HGRCPATH
echo "notcapable-$CAP = `pwd`/notcapable-$CAP.py" >> $HGRCPATH