| # 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 |
