view mercurial/repo.py @ 4413:b008deae9910

mercurial.el: don't raise an error from find-file-hook

find-file() shouldn't fail even if unreadable .hg directory is exists.
Not enabling hg-mode is sufficient for that senario.

# repo.py - repository base classes for mercurial
#
# Copyright 2005 Matt Mackall <[e-mail]>
# Copyright 2006 Vadim Gelfer <[e-mail]>
#
# 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