mercurial/stack.py
author Boris Feld <boris.feld@octobus.net>
Fri, 25 Jan 2019 18:43:48 -0500
changeset 41438 e9891c734bf8
parent 37004 68fcc5503ec5
child 42698 77c52ce50e6a
permissions -rw-r--r--
perf: add a no-lookup variant to perfindex It is useful to check how long it takes to create a index object without doing anything with it. We add a new flag dedicated to that.

# 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