tests/crashgetbundler.py

dirstate: abstract the reading of the data file in v2 in a method

We will need more changes to avoid some race conditions during read,
so we first isolate the simple logic before making it more complicated.

from mercurial.i18n import _
from mercurial import changegroup, error, extensions


def abort(orig, *args, **kwargs):
    raise error.Abort(_('this is an exercise'))


def uisetup(ui):
    extensions.wrapfunction(changegroup, 'getbundler', abort)