51 lines
1.5 KiB
Python
51 lines
1.5 KiB
Python
# Copyright (C) 2009-2010 Alexander Cherniuk <ts33kr@gmail.com>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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class BaseError(Exception):
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"""
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Common base for errors which relate to a specific command.
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Encapsulates everything needed to identify a command, by either its
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object or name.
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"""
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def __init__(self, message, command=None, name=None):
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self.message = message
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self.command = command
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self.name = name
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if command and not name:
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self.name = command.first_name
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super(BaseError, self).__init__()
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def __str__(self):
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return self.message
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class DefinitionError(BaseError):
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"""
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Used to indicate errors occurred on command definition.
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"""
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class CommandError(BaseError):
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"""
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Used to indicate errors occurred during command execution.
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"""
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class NoCommandError(BaseError):
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"""
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Used to indicate an inability to find the specified command.
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"""
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