author | Nishanth Amuluru <nishanth@fossee.in> |
Sun, 09 Jan 2011 11:13:36 +0530 | |
changeset 114 | 1a88b04adb39 |
parent 69 | c6bca38c1cbf |
permissions | -rw-r--r-- |
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# error.py - Mercurial exceptions |
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# |
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# Copyright 2005-2008 Matt Mackall <mpm@selenic.com> |
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# |
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# This software may be used and distributed according to the terms of the |
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# GNU General Public License version 2 or any later version. |
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"""Mercurial exceptions. |
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This allows us to catch exceptions at higher levels without forcing |
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imports. |
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""" |
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# Do not import anything here, please |
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class RevlogError(Exception): |
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pass |
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class LookupError(RevlogError, KeyError): |
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def __init__(self, name, index, message): |
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self.name = name |
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if isinstance(name, str) and len(name) == 20: |
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from node import short |
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name = short(name) |
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RevlogError.__init__(self, '%s@%s: %s' % (index, name, message)) |
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def __str__(self): |
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return RevlogError.__str__(self) |
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class CommandError(Exception): |
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"""Exception raised on errors in parsing the command line.""" |
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class Abort(Exception): |
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"""Raised if a command needs to print an error and exit.""" |
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def __init__(self, *args, **kw): |
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Exception.__init__(self, *args) |
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self.hint = kw.get('hint') |
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class ConfigError(Abort): |
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'Exception raised when parsing config files' |
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class ParseError(Exception): |
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'Exception raised when parsing config files (msg[, pos])' |
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class RepoError(Exception): |
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pass |
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class RepoLookupError(RepoError): |
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pass |
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class CapabilityError(RepoError): |
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pass |
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class LockError(IOError): |
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def __init__(self, errno, strerror, filename, desc): |
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IOError.__init__(self, errno, strerror, filename) |
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self.desc = desc |
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class LockHeld(LockError): |
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def __init__(self, errno, filename, desc, locker): |
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LockError.__init__(self, errno, 'Lock held', filename, desc) |
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self.locker = locker |
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class LockUnavailable(LockError): |
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pass |
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class ResponseError(Exception): |
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"""Raised to print an error with part of output and exit.""" |
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class UnknownCommand(Exception): |
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"""Exception raised if command is not in the command table.""" |
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class AmbiguousCommand(Exception): |
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"""Exception raised if command shortcut matches more than one command.""" |
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# derived from KeyboardInterrupt to simplify some breakout code |
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class SignalInterrupt(KeyboardInterrupt): |
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"""Exception raised on SIGTERM and SIGHUP.""" |
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class SignatureError(Exception): |
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pass |