# Dummy extension to define a namespace containing revision names

from __future__ import absolute_import

from mercurial import (

    namespaces,

)

def reposetup(ui, repo):

    names = {'r%d' % rev: repo[rev].node() for rev in repo}

    namemap = lambda r, name: names.get(name)

    nodemap = lambda r, node: ['r%d' % repo[node].rev()]

    ns = namespaces.namespace('revnames', templatename='revname',

                              logname='revname',

                              listnames=lambda r: names.keys(),

                              namemap=namemap, nodemap=nodemap)

    repo.names.addnamespace(ns)