comparison mercurial/revlog.py @ 3683:b0fd43effdb3

add docstring to reachable

3682:20912eb2667d

            return nullrev
        else:
            return self.index[rev][-5]

    def reachable(self, node, stop=None):
        reachable = {}
        visit = [node]
        reachable[node] = 1
        if stop:
            stopn = self.rev(stop)

3683:b0fd43effdb3

            return nullrev
        else:
            return self.index[rev][-5]

    def reachable(self, node, stop=None):
        """return a hash of all nodes ancestral to a given node, including
         the node itself, stopping when stop is matched"""
        reachable = {}
        visit = [node]
        reachable[node] = 1
        if stop:
            stopn = self.rev(stop)