1438                       if self.changelog.hasnode(node))

  1438                       if self.changelog.hasnode(node))

  1439             cache = self._branchcache

  1439             cache = self._branchcache

  1440             branchmap.update(self, cache, ctxgen)

  1440             branchmap.update(self, cache, ctxgen)

  1441             cache.tipnode = self.changelog.tip()

  1441             cache.tipnode = self.changelog.tip()

  1442             cache.tiprev = self.changelog.rev(cache.tipnode)

  1442             cache.tiprev = self.changelog.rev(cache.tipnode)

  1444 

  1444 

  1445         # Ensure the persistent tag cache is updated.  Doing it now

  1445         # Ensure the persistent tag cache is updated.  Doing it now

  1446         # means that the tag cache only has to worry about destroyed

  1446         # means that the tag cache only has to worry about destroyed

  1447         # heads immediately after a strip/rollback.  That in turn

  1447         # heads immediately after a strip/rollback.  That in turn

  1448         # guarantees that "cachetip == currenttip" (comparing both rev

  1448         # guarantees that "cachetip == currenttip" (comparing both rev

  2496                             for node in rbheads))

  2496                             for node in rbheads))

  2497                     cache = branchmap.branchcache(rbranchmap,

  2497                     cache = branchmap.branchcache(rbranchmap,

  2498                                                   self[rtiprev].node(),

  2498                                                   self[rtiprev].node(),

  2499                                                   rtiprev)

  2499                                                   rtiprev)

  2500                     self._branchcache = cache

  2500                     self._branchcache = cache

  2502             self.invalidate()

  2502             self.invalidate()

  2503             return len(self.heads()) + 1

  2503             return len(self.heads()) + 1

  2504         finally:

  2504         finally:

  2505             lock.release()

  2505             lock.release()

  2506 

  2506