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Diffstat (limited to 'mercurial/peer.py')
-rw-r--r-- | mercurial/peer.py | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/mercurial/peer.py b/mercurial/peer.py new file mode 100644 index 0000000..40841ca --- /dev/null +++ b/mercurial/peer.py @@ -0,0 +1,46 @@ +# peer.py - repository base classes for mercurial +# +# Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> +# Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com> +# +# This software may be used and distributed according to the terms of the +# GNU General Public License version 2 or any later version. + +from i18n import _ +import error + +class peerrepository(object): + + def capable(self, name): + '''tell whether repo supports named capability. + return False if not supported. + if boolean capability, return True. + if string capability, return string.''' + caps = self._capabilities() + if name in caps: + return True + name_eq = name + '=' + for cap in caps: + if cap.startswith(name_eq): + return cap[len(name_eq):] + return False + + def requirecap(self, name, purpose): + '''raise an exception if the given capability is not present''' + if not self.capable(name): + raise error.CapabilityError( + _('cannot %s; remote repository does not ' + 'support the %r capability') % (purpose, name)) + + def local(self): + '''return peer as a localrepo, or None''' + return None + + def peer(self): + return self + + def canpush(self): + return True + + def close(self): + pass |