view mercurial/stack.py @ 47812:7f220c6f3c81 stable

contrib: drop python2.7 from the Windows dependency install script

While we aren't quite ready to drop py27 yet, the MS compiler is no longer
available from MS (there is a copy on github if it's really needed), and that
causes the script to fail.

Differential Revision: https://phab.mercurial-scm.org/D11273

# stack.py - Mercurial functions for stack definition
#
#  Copyright Olivia 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