hgext/narrow/narrowrepo.py
author Pierre-Yves David <pierre-yves.david@octobus.net>
Fri, 23 Feb 2024 03:32:35 +0100
changeset 51434 dd519ea71416
parent 50440 3a2df812e1c7
child 51863 f4733654f144
permissions -rw-r--r--
chainsaw-update: lock the repository for the duration of the operation This should prevent and catch some misusage where something else try to touch the repository.

# narrowrepo.py - repository which supports narrow revlogs, lazy loading
#
# Copyright 2017 Google, Inc.
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.


from mercurial import wireprototypes

from . import narrowdirstate


def wraprepo(repo):
    """Enables narrow clone functionality on a single local repository."""

    class narrowrepository(repo.__class__):
        def _makedirstate(self):
            dirstate = super(narrowrepository, self)._makedirstate()
            return narrowdirstate.wrapdirstate(self, dirstate)

        def peer(self, *args, **kwds):
            peer = super(narrowrepository, self).peer(*args, **kwds)
            peer._caps.add(wireprototypes.NARROWCAP)
            peer._caps.add(wireprototypes.ELLIPSESCAP)
            return peer

    repo.__class__ = narrowrepository