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7633
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1 """ |
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2 error.py - Mercurial exceptions |
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3 |
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4 This allows us to catch exceptions at higher levels without forcing imports |
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5 |
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6 Copyright 2005-2008 Matt Mackall <mpm@selenic.com> |
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7 |
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8 This software may be used and distributed according to the terms |
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9 of the GNU General Public License, incorporated herein by reference. |
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10 """ |
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11 |
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12 # Do not import anything here, please |
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13 |
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14 class RevlogError(Exception): |
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15 pass |
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16 |
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17 class LookupError(RevlogError, KeyError): |
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18 def __init__(self, name, index, message): |
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19 self.name = name |
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20 if isinstance(name, str) and len(name) == 20: |
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21 from node import short |
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22 name = short(name) |
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23 RevlogError.__init__(self, '%s@%s: %s' % (index, name, message)) |
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24 |
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25 def __str__(self): |
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26 return RevlogError.__str__(self) |
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7636
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27 |
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28 class ParseError(Exception): |
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29 """Exception raised on errors in parsing the command line.""" |
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7637
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30 |
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31 class RepoError(Exception): |
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32 pass |
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33 |
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34 class CapabilityError(RepoError): |
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35 pass |
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7640
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36 |
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37 class LockError(IOError): |
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38 def __init__(self, errno, strerror, filename, desc): |
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39 IOError.__init__(self, errno, strerror, filename) |
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40 self.desc = desc |
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41 |
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42 class LockHeld(LockError): |
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43 def __init__(self, errno, filename, desc, locker): |
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44 LockError.__init__(self, errno, 'Lock held', filename, desc) |
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45 self.locker = locker |
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46 |
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47 class LockUnavailable(LockError): |
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48 pass |
