mercurial/stack.py
author Gregory Szorc <gregory.szorc@gmail.com>
Fri, 07 Sep 2018 18:35:54 -0700
changeset 39560 2182e67ea912
parent 37007 68fcc5503ec5
child 42720 77c52ce50e6a
permissions -rw-r--r--
fastannotate: use repo.local() This is the proper way to check whether we're dealing with a local repository, since extensions should be coding to an interface and not testing for exact types. Differential Revision: https://phab.mercurial-scm.org/D4542

# stack.py - Mercurial functions for stack definition
#
#  Copyright Matt Mackall <mpm@selenic.com> 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

from . import (
    revsetlang,
    scmutil,
)

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 = '.'

    revspec = 'reverse(only(%s) and not public() and not ::merge())'
    revset = revsetlang.formatspec(revspec, rev)
    revisions = scmutil.revrange(repo, [revset])
    revisions.sort()
    return revisions