diff --git a/mercurial/branchmap.py b/mercurial/branchmap.py index 3a7efcbdf288efd790ab0356152394ab441585dd_bWVyY3VyaWFsL2JyYW5jaG1hcC5weQ==..f0fa0fc4900ac6c62b39d88dbd65867d0e6a82cb_bWVyY3VyaWFsL2JyYW5jaG1hcC5weQ== 100644 --- a/mercurial/branchmap.py +++ b/mercurial/branchmap.py @@ -305,7 +305,7 @@ def copy(self): """return an deep copy of the branchcache object""" - return branchcache( + return type(self)( self._entries, self.tipnode, self.tiprev, self.filteredhash, self._closednodes)