Mercurial > hg
annotate mercurial/error.py @ 11662:a3bfdf212094
changegroupsubset: simplify knownheads/has_cl_set computation
author | Benoit Boissinot <benoit.boissinot@ens-lyon.org> |
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date | Fri, 23 Jul 2010 00:04:18 +0200 |
parents | 6381fa7bfa53 |
children | 931a72e00efa |
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1 # error.py - Mercurial exceptions |
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2 # |
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3 # Copyright 2005-2008 Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
7633 | 7 |
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8 """Mercurial exceptions. |
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9 |
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10 This allows us to catch exceptions at higher levels without forcing |
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11 imports. |
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12 """ |
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13 |
7633 | 14 # Do not import anything here, please |
15 | |
16 class RevlogError(Exception): | |
17 pass | |
18 | |
19 class LookupError(RevlogError, KeyError): | |
20 def __init__(self, name, index, message): | |
21 self.name = name | |
22 if isinstance(name, str) and len(name) == 20: | |
23 from node import short | |
24 name = short(name) | |
25 RevlogError.__init__(self, '%s@%s: %s' % (index, name, message)) | |
26 | |
27 def __str__(self): | |
28 return RevlogError.__str__(self) | |
7636 | 29 |
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30 class CommandError(Exception): |
7636 | 31 """Exception raised on errors in parsing the command line.""" |
7637 | 32 |
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33 class Abort(Exception): |
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34 """Raised if a command needs to print an error and exit.""" |
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35 def __init__(self, *args, **kw): |
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36 Exception.__init__(self, *args) |
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37 self.hint = kw.get('hint') |
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38 |
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39 class ConfigError(Abort): |
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40 'Exception raised when parsing config files' |
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41 |
11292 | 42 class ParseError(Exception): |
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43 'Exception raised when parsing config files (msg[, pos])' |
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44 |
7637 | 45 class RepoError(Exception): |
46 pass | |
47 | |
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48 class RepoLookupError(RepoError): |
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49 pass |
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50 |
7637 | 51 class CapabilityError(RepoError): |
52 pass | |
7640 | 53 |
54 class LockError(IOError): | |
55 def __init__(self, errno, strerror, filename, desc): | |
56 IOError.__init__(self, errno, strerror, filename) | |
57 self.desc = desc | |
58 | |
59 class LockHeld(LockError): | |
60 def __init__(self, errno, filename, desc, locker): | |
61 LockError.__init__(self, errno, 'Lock held', filename, desc) | |
62 self.locker = locker | |
63 | |
64 class LockUnavailable(LockError): | |
65 pass | |
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66 |
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67 class ResponseError(Exception): |
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68 """Raised to print an error with part of output and exit.""" |
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69 |
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70 class UnknownCommand(Exception): |
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71 """Exception raised if command is not in the command table.""" |
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72 |
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73 class AmbiguousCommand(Exception): |
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74 """Exception raised if command shortcut matches more than one command.""" |
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75 |
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76 # derived from KeyboardInterrupt to simplify some breakout code |
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77 class SignalInterrupt(KeyboardInterrupt): |
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78 """Exception raised on SIGTERM and SIGHUP.""" |
7646 | 79 |
80 class SignatureError(Exception): | |
81 pass |