comparison mercurial/revset.py @ 35301:d67bcfc0041f

revset: make follow() accept empty startrev

This is the same behavior as ancestors(emptyset).

35300:d36eda8896cc

def _follow(repo, subset, x, name, followfirst=False):
    args = getargsdict(x, name, 'file startrev')
    revs = None
    if 'startrev' in args:
        revs = getset(repo, fullreposet(repo), args['startrev'])
        if not revs:
            raise error.RepoLookupError(
                _("%s expected at least one starting revision") % name)
    if 'file' in args:
        x = getstring(args['file'], _("%s expected a pattern") % name)
        if revs is None:
            revs = [None]
        fctxs = []

35301:d67bcfc0041f

def _follow(repo, subset, x, name, followfirst=False):
    args = getargsdict(x, name, 'file startrev')
    revs = None
    if 'startrev' in args:
        revs = getset(repo, fullreposet(repo), args['startrev'])
    if 'file' in args:
        x = getstring(args['file'], _("%s expected a pattern") % name)
        if revs is None:
            revs = [None]
        fctxs = []