comparison tests/simplestorerepo.py @ 39785:979e9f124caa

filelog: stop proxying headrevs() (API)

The previous commit removed the last user of this method. It is
redundant with heads() and adds little to no value other than
convenience. Let's nuke it.

Differential Revision: https://phab.mercurial-scm.org/D4663

39784:be0f32ca2671

                flags=self.flags(rev) | extraflags,
                baserevisionsize=baserevisionsize,
                revision=revision,
                delta=delta)

    def headrevs(self):
        # Assume all revisions are heads by default.
        revishead = {rev: True for rev in self._indexbyrev}

        for rev, entry in self._indexbyrev.items():
            # Unset head flag for all seen parents.
            revishead[self.rev(entry[b'p1'])] = False
            revishead[self.rev(entry[b'p2'])] = False

        return [rev for rev, ishead in sorted(revishead.items())
                if ishead]

    def heads(self, start=None, stop=None):
        # This is copied from revlog.py.
        if start is None and stop is None:
            if not len(self):
                return [nullid]

        brokenrevs = set()
        strippoint = len(self)

        heads = {}
        futurelargelinkrevs = set()
        for head in self.headrevs():
            headlinkrev = self.linkrev(head)
            heads[head] = headlinkrev
            if headlinkrev >= minlink:
                futurelargelinkrevs.add(headlinkrev)

        # This algorithm involves walking down the rev graph, starting at the

39785:979e9f124caa

                flags=self.flags(rev) | extraflags,
                baserevisionsize=baserevisionsize,
                revision=revision,
                delta=delta)

    def heads(self, start=None, stop=None):
        # This is copied from revlog.py.
        if start is None and stop is None:
            if not len(self):
                return [nullid]

        brokenrevs = set()
        strippoint = len(self)

        heads = {}
        futurelargelinkrevs = set()
        for head in self.heads():
            headlinkrev = self.linkrev(self.rev(head))
            heads[head] = headlinkrev
            if headlinkrev >= minlink:
                futurelargelinkrevs.add(headlinkrev)

        # This algorithm involves walking down the rev graph, starting at the