comparison mercurial/revset.py @ 20716:fa1ac5faa7c4

revset: added __nonzero__ method to spanset class

Implemented it in a lazy way, just look for the first non-filtered revision
and return True if there's any revision at all.

20714:41e1064486f9

    def __contains__(self, x):
        return self._contained(x) and not (self._hiddenrevs and rev in
                self._hiddenrevs)

    def __and__(self, x):
        if isinstance(x, baseset):
            x = x.set()
        if self._start <= self._end:
            return orderedlazyset(self, lambda r: r in x)

20716:fa1ac5faa7c4

    def __contains__(self, x):
        return self._contained(x) and not (self._hiddenrevs and rev in
                self._hiddenrevs)

    def __nonzero__(self):
        for r in self:
            return True
        return False

    def __and__(self, x):
        if isinstance(x, baseset):
            x = x.set()
        if self._start <= self._end:
            return orderedlazyset(self, lambda r: r in x)