error.py

# coding: utf-8

# archversion - Archlinux Version Controller
# Copyright © 2012 Sébastien Luttringer
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

'''Error Module'''

import logging

ERR_USAGE = 1
ERR_FATAL = 2
ERR_ABORT = 3
ERR_UNKNOWN = 4

class BaseError(Exception):
    '''First ancenstor of errors'''
    pass

class VersionNotFound(BaseError):
    '''Version of a package is not found'''
    pass

class NoSuchFile(BaseError):
    '''Config file is bad formatted'''

    def __init__(self, filename):
        BaseError.__init__(self)
        self.filename = filename

    def __str__(self):
        return "%s: No such file." % self.filename

class MissingConfigFile(NoSuchFile):
    '''Config file is missing'''

    def __str__(self):
        return "Missing configuration file: %s.\nPlease create it before!" % self.filename

class InvalidConfigFile(BaseError):
    '''Config file is bad formatted'''

    def __str__(self):
        return "Configuration file is bad formatted."


# vim:set ts=4 sw=4 et ai: