view mercurial/repo.py @ 5331:8ee5b8129e7b

hgweb: don't raise an exception when displying empty repos The nullid node claims it's in the default branch, but the branch dict is empty. This fixes the main symptom from issue696, but we may want to set branchtags()['default'] = nullid somewhere for empty repos.
author Alexis S. L. Carvalho <alexis@cecm.usp.br>
date Mon, 24 Sep 2007 19:00:11 -0300
parents 63b9d2deed48
children 65dc707606ed
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# repo.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, incorporated herein by reference.

class RepoError(Exception):
    pass

class repository(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.'''
        name_eq = name + '='
        for cap in self.capabilities:
            if name == cap:
                return True
            if cap.startswith(name_eq):
                return cap[len(name_eq):]
        return False