860         @storecache('00changelog.i')

   861         def changelog(self):

   862             # << copy pasted from mercurial source

   863             c = changelog.changelog(self.sopener)

   864             if 'HG_PENDING' in os.environ:

   865                 p = os.environ['HG_PENDING']

   866                 if p.startswith(self.root):

   867                     c.readpending('00changelog.i.a')

   868             # >> end of the copy paste

   869             old = c.__dict__.pop('hiddenrevs', ())

   870             if old:

   871                 ui.warn("old wasn't empty ? %r" % old)

   872             def _sethidden(c, value):

   873                 assert not value

   874 

   875 

   876             class hchangelog(c.__class__):

   877                 @util.propertycache

   878                 def hiddenrevs(c):

   879                     shown = ['not obsolete()', '.', 'bookmark()', 'tagged()',

   880                              'public()']

   881                     basicquery = 'obsolete() - (::(%s))' % (' or '.join(shown))

   882                     # !!! self is repo not changelog

   883                     result = set(scmutil.revrange(self, [basicquery]))

   884                     return result

   885             c.__class__ = hchangelog

   886             return c

   887