Mercurial > public > mercurial-scm > hg-stable

annotate mercurial/error.py @ 8226:8b2cd04a6e97

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put license and copyright info into comment blocks
author Martin Geisler <mg@lazybytes.net>
date Sun, 26 Apr 2009 01:13:08 +0200
parents 46293a0c7e9f
children 0a9542703300
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1 # error.py - Mercurial exceptions
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2 #
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3 # This allows us to catch exceptions at higher levels without forcing imports
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4 #
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5 # Copyright 2005-2008 Matt Mackall <mpm@selenic.com>
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6 #
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7 # This software may be used and distributed according to the terms of the
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8 # GNU General Public License version 2, incorporated herein by reference.
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9
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10 # Do not import anything here, please
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11
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12 class RevlogError(Exception):
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13 pass
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14
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15 class LookupError(RevlogError, KeyError):
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16 def __init__(self, name, index, message):
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17 self.name = name
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18 if isinstance(name, str) and len(name) == 20:
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19 from node import short
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20 name = short(name)
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21 RevlogError.__init__(self, '%s@%s: %s' % (index, name, message))
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22
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23 def __str__(self):
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24 return RevlogError.__str__(self)
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25
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26 class ParseError(Exception):
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27 """Exception raised on errors in parsing the command line."""
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28
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29 class ConfigError(Exception):
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30 'Exception raised when parsing config files'
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31
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32 class RepoError(Exception):
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33 pass
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34
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35 class CapabilityError(RepoError):
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36 pass
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37
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38 class LockError(IOError):
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39 def __init__(self, errno, strerror, filename, desc):
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40 IOError.__init__(self, errno, strerror, filename)
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41 self.desc = desc
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42
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43 class LockHeld(LockError):
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44 def __init__(self, errno, filename, desc, locker):
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45 LockError.__init__(self, errno, 'Lock held', filename, desc)
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46 self.locker = locker
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47
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48 class LockUnavailable(LockError):
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49 pass
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50
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51 class ResponseError(Exception):
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52 """Raised to print an error with part of output and exit."""
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53
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54 class UnknownCommand(Exception):
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55 """Exception raised if command is not in the command table."""
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56
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57 class AmbiguousCommand(Exception):
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58 """Exception raised if command shortcut matches more than one command."""
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59
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60 # derived from KeyboardInterrupt to simplify some breakout code
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61 class SignalInterrupt(KeyboardInterrupt):
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62 """Exception raised on SIGTERM and SIGHUP."""
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63
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64 class SignatureError(Exception):
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65 pass
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66
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67 class Abort(Exception):
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68 """Raised if a command needs to print an error and exit."""