mercurial/revset.py

32439:e72c5263ccaf

            return baseset()

    ps = set()
    cl = repo.changelog
    for r in getset(repo, fullreposet(repo), x):
        ps.add(cl.parentrevs(r)[1])
    ps -= {node.nullrev}
    # XXX we should turn this into a baseset instead of a set, smartset may do
    # some optimizations from the fact this is a baseset.
    return subset & ps

32440:c8fb2a82b5f9

            return baseset()

    ps = set()
    cl = repo.changelog
    for r in getset(repo, fullreposet(repo), x):
        try:
            ps.add(cl.parentrevs(r)[1])
        except error.WdirUnsupported:
            parents = repo[r].parents()
            if len(parents) == 2:
                ps.add(parents[1])
    ps -= {node.nullrev}
    # XXX we should turn this into a baseset instead of a set, smartset may do
    # some optimizations from the fact this is a baseset.
    return subset & ps