Mercurial > hg
annotate mercurial/error.py @ 24893:64086e2f5988 stable
Added tag 3.4 for changeset 8cc6036bca53
author | Matt Mackall <mpm@selenic.com> |
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date | Fri, 01 May 2015 16:48:51 -0500 |
parents | d2b81256db1e |
children | 8de7d1d937b3 |
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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 | |
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19 class FilteredIndexError(IndexError): |
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20 pass |
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21 |
7633 | 22 class LookupError(RevlogError, KeyError): |
23 def __init__(self, name, index, message): | |
24 self.name = name | |
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25 self.index = index |
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26 # this can't be called 'message' because at least some installs of |
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27 # Python 2.6+ complain about the 'message' property being deprecated |
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28 self.lookupmessage = message |
7633 | 29 if isinstance(name, str) and len(name) == 20: |
30 from node import short | |
31 name = short(name) | |
32 RevlogError.__init__(self, '%s@%s: %s' % (index, name, message)) | |
33 | |
34 def __str__(self): | |
35 return RevlogError.__str__(self) | |
7636 | 36 |
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37 class FilteredLookupError(LookupError): |
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38 pass |
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39 |
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40 class ManifestLookupError(LookupError): |
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41 pass |
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42 |
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43 class CommandError(Exception): |
7636 | 44 """Exception raised on errors in parsing the command line.""" |
7637 | 45 |
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46 class InterventionRequired(Exception): |
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47 """Exception raised when a command requires human intervention.""" |
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48 |
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49 class Abort(Exception): |
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50 """Raised if a command needs to print an error and exit.""" |
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51 def __init__(self, *args, **kw): |
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52 Exception.__init__(self, *args) |
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53 self.hint = kw.get('hint') |
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54 |
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55 class HookAbort(Abort): |
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56 """raised when a validation hook fails, aborting an operation |
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57 |
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58 Exists to allow more specialized catching.""" |
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59 pass |
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60 |
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61 class ConfigError(Abort): |
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62 """Exception raised when parsing config files""" |
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63 |
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64 class OutOfBandError(Exception): |
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65 """Exception raised when a remote repo reports failure""" |
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66 |
11292 | 67 class ParseError(Exception): |
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68 """Raised when parsing config files and {rev,file}sets (msg[, pos])""" |
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69 |
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70 class UnknownIdentifier(ParseError): |
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71 """Exception raised when a {rev,file}set references an unknown identifier""" |
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72 |
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73 def __init__(self, function, symbols): |
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74 from i18n import _ |
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75 ParseError.__init__(self, _("unknown identifier: %s") % function) |
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76 self.function = function |
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77 self.symbols = symbols |
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78 |
7637 | 79 class RepoError(Exception): |
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80 def __init__(self, *args, **kw): |
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81 Exception.__init__(self, *args) |
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82 self.hint = kw.get('hint') |
7637 | 83 |
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84 class RepoLookupError(RepoError): |
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85 pass |
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86 |
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87 class FilteredRepoLookupError(RepoLookupError): |
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88 pass |
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89 |
7637 | 90 class CapabilityError(RepoError): |
91 pass | |
7640 | 92 |
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93 class RequirementError(RepoError): |
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94 """Exception raised if .hg/requires has an unknown entry.""" |
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95 pass |
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96 |
7640 | 97 class LockError(IOError): |
98 def __init__(self, errno, strerror, filename, desc): | |
99 IOError.__init__(self, errno, strerror, filename) | |
100 self.desc = desc | |
101 | |
102 class LockHeld(LockError): | |
103 def __init__(self, errno, filename, desc, locker): | |
104 LockError.__init__(self, errno, 'Lock held', filename, desc) | |
105 self.locker = locker | |
106 | |
107 class LockUnavailable(LockError): | |
108 pass | |
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109 |
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110 class ResponseError(Exception): |
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111 """Raised to print an error with part of output and exit.""" |
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112 |
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113 class UnknownCommand(Exception): |
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114 """Exception raised if command is not in the command table.""" |
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115 |
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116 class AmbiguousCommand(Exception): |
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117 """Exception raised if command shortcut matches more than one command.""" |
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118 |
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119 # derived from KeyboardInterrupt to simplify some breakout code |
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120 class SignalInterrupt(KeyboardInterrupt): |
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121 """Exception raised on SIGTERM and SIGHUP.""" |
7646 | 122 |
123 class SignatureError(Exception): | |
124 pass | |
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125 |
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126 class PushRaced(RuntimeError): |
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127 """An exception raised during unbundling that indicate a push race""" |
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128 |
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129 # bundle2 related errors |
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130 class BundleValueError(ValueError): |
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131 """error raised when bundle2 cannot be processed""" |
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132 |
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133 class UnsupportedPartError(BundleValueError): |
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134 def __init__(self, parttype=None, params=()): |
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135 self.parttype = parttype |
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136 self.params = params |
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137 if self.parttype is None: |
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138 msg = 'Stream Parameter' |
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139 else: |
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140 msg = parttype |
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141 if self.params: |
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142 msg = '%s - %s' % (msg, ', '.join(self.params)) |
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143 ValueError.__init__(self, msg) |
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144 |
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145 class ReadOnlyPartError(RuntimeError): |
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146 """error raised when code tries to alter a part being generated""" |
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147 pass |
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148 |
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149 class CensoredNodeError(RevlogError): |
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150 """error raised when content verification fails on a censored node |
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151 |
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152 Also contains the tombstone data substituted for the uncensored data. |
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153 """ |
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154 |
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155 def __init__(self, filename, node, tombstone): |
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156 from node import short |
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157 RevlogError.__init__(self, '%s:%s' % (filename, short(node))) |
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158 self.tombstone = tombstone |
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159 |
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160 class CensoredBaseError(RevlogError): |
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161 """error raised when a delta is rejected because its base is censored |
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162 |
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163 A delta based on a censored revision must be formed as single patch |
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164 operation which replaces the entire base with new content. This ensures |
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165 the delta may be applied by clones which have not censored the base. |
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166 """ |