view mercurial/stack.py @ 45732:4ffe502673c3

copies: split creation of the graph and actual checking again

The re-install the old split. It will be necessary to test that the upgrade
process produced a functionally identical result. It will be useful to detect
case where the metadata we look at identical, but some other items we did not
checked are missing.

(spoiler: we will find some bug)

Differential Revision: https://phab.mercurial-scm.org/D9195

# stack.py - Mercurial functions for stack definition
#
#  Copyright Matt Mackall <[e-mail]> and other
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.

from __future__ import absolute_import


def getstack(repo, rev=None):
    """return a sorted smartrev of the stack containing either rev if it is
    not None or the current working directory parent.

    The stack will always contain all drafts changesets which are ancestors to
    the revision and are not merges.
    """
    if rev is None:
        rev = b'.'

    revspec = b'only(%s) and not public() and not ::merge()'
    revisions = repo.revs(revspec, rev)
    revisions.sort()
    return revisions