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@@ -1,157 +1,166 b'' | |||
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1 | 1 | # error.py - Mercurial exceptions |
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2 | 2 | # |
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3 | 3 | # Copyright 2005-2008 Matt Mackall <mpm@selenic.com> |
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4 | 4 | # |
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5 | 5 | # This software may be used and distributed according to the terms of the |
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6 | 6 | # GNU General Public License version 2 or any later version. |
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7 | 7 | |
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8 | 8 | """Mercurial exceptions. |
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9 | 9 | |
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10 | 10 | This allows us to catch exceptions at higher levels without forcing |
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11 | 11 | imports. |
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12 | 12 | """ |
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13 | 13 | |
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14 | 14 | # Do not import anything here, please |
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15 | 15 | |
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16 | 16 | class RevlogError(Exception): |
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17 | 17 | pass |
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18 | 18 | |
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19 | 19 | class FilteredIndexError(IndexError): |
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20 | 20 | pass |
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21 | 21 | |
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22 | 22 | class LookupError(RevlogError, KeyError): |
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23 | 23 | def __init__(self, name, index, message): |
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24 | 24 | self.name = name |
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25 | 25 | self.index = index |
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26 | 26 | # this can't be called 'message' because at least some installs of |
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27 | 27 | # Python 2.6+ complain about the 'message' property being deprecated |
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28 | 28 | self.lookupmessage = message |
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29 | 29 | if isinstance(name, str) and len(name) == 20: |
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30 | 30 | from node import short |
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31 | 31 | name = short(name) |
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32 | 32 | RevlogError.__init__(self, '%s@%s: %s' % (index, name, message)) |
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33 | 33 | |
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34 | 34 | def __str__(self): |
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35 | 35 | return RevlogError.__str__(self) |
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36 | 36 | |
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37 | 37 | class FilteredLookupError(LookupError): |
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38 | 38 | pass |
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39 | 39 | |
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40 | 40 | class ManifestLookupError(LookupError): |
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41 | 41 | pass |
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42 | 42 | |
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43 | 43 | class CommandError(Exception): |
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44 | 44 | """Exception raised on errors in parsing the command line.""" |
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45 | 45 | |
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46 | 46 | class InterventionRequired(Exception): |
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47 | 47 | """Exception raised when a command requires human intervention.""" |
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48 | 48 | |
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49 | 49 | class Abort(Exception): |
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50 | 50 | """Raised if a command needs to print an error and exit.""" |
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51 | 51 | def __init__(self, *args, **kw): |
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52 | 52 | Exception.__init__(self, *args) |
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53 | 53 | self.hint = kw.get('hint') |
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54 | 54 | |
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55 | 55 | class HookAbort(Abort): |
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56 | 56 | """raised when a validation hook fails, aborting an operation |
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57 | 57 | |
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58 | 58 | Exists to allow more specialized catching.""" |
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59 | 59 | pass |
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60 | 60 | |
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61 | 61 | class ConfigError(Abort): |
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62 | 62 | """Exception raised when parsing config files""" |
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63 | 63 | |
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64 | 64 | class OutOfBandError(Exception): |
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65 | 65 | """Exception raised when a remote repo reports failure""" |
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66 | 66 | |
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67 | 67 | class ParseError(Exception): |
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68 | 68 | """Raised when parsing config files and {rev,file}sets (msg[, pos])""" |
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69 | 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 | ||
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70 | 79 | class RepoError(Exception): |
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71 | 80 | def __init__(self, *args, **kw): |
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72 | 81 | Exception.__init__(self, *args) |
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73 | 82 | self.hint = kw.get('hint') |
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74 | 83 | |
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75 | 84 | class RepoLookupError(RepoError): |
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76 | 85 | pass |
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77 | 86 | |
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78 | 87 | class FilteredRepoLookupError(RepoLookupError): |
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79 | 88 | pass |
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80 | 89 | |
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81 | 90 | class CapabilityError(RepoError): |
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82 | 91 | pass |
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83 | 92 | |
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84 | 93 | class RequirementError(RepoError): |
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85 | 94 | """Exception raised if .hg/requires has an unknown entry.""" |
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86 | 95 | pass |
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87 | 96 | |
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88 | 97 | class LockError(IOError): |
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89 | 98 | def __init__(self, errno, strerror, filename, desc): |
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90 | 99 | IOError.__init__(self, errno, strerror, filename) |
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91 | 100 | self.desc = desc |
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92 | 101 | |
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93 | 102 | class LockHeld(LockError): |
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94 | 103 | def __init__(self, errno, filename, desc, locker): |
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95 | 104 | LockError.__init__(self, errno, 'Lock held', filename, desc) |
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96 | 105 | self.locker = locker |
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97 | 106 | |
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98 | 107 | class LockUnavailable(LockError): |
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99 | 108 | pass |
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100 | 109 | |
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101 | 110 | class ResponseError(Exception): |
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102 | 111 | """Raised to print an error with part of output and exit.""" |
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103 | 112 | |
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104 | 113 | class UnknownCommand(Exception): |
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105 | 114 | """Exception raised if command is not in the command table.""" |
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106 | 115 | |
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107 | 116 | class AmbiguousCommand(Exception): |
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108 | 117 | """Exception raised if command shortcut matches more than one command.""" |
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109 | 118 | |
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110 | 119 | # derived from KeyboardInterrupt to simplify some breakout code |
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111 | 120 | class SignalInterrupt(KeyboardInterrupt): |
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112 | 121 | """Exception raised on SIGTERM and SIGHUP.""" |
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113 | 122 | |
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114 | 123 | class SignatureError(Exception): |
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115 | 124 | pass |
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116 | 125 | |
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117 | 126 | class PushRaced(RuntimeError): |
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118 | 127 | """An exception raised during unbundling that indicate a push race""" |
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119 | 128 | |
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120 | 129 | # bundle2 related errors |
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121 | 130 | class BundleValueError(ValueError): |
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122 | 131 | """error raised when bundle2 cannot be processed""" |
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123 | 132 | |
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124 | 133 | class UnsupportedPartError(BundleValueError): |
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125 | 134 | def __init__(self, parttype=None, params=()): |
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126 | 135 | self.parttype = parttype |
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127 | 136 | self.params = params |
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128 | 137 | if self.parttype is None: |
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129 | 138 | msg = 'Stream Parameter' |
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130 | 139 | else: |
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131 | 140 | msg = parttype |
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132 | 141 | if self.params: |
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133 | 142 | msg = '%s - %s' % (msg, ', '.join(self.params)) |
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134 | 143 | ValueError.__init__(self, msg) |
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135 | 144 | |
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136 | 145 | class ReadOnlyPartError(RuntimeError): |
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137 | 146 | """error raised when code tries to alter a part being generated""" |
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138 | 147 | pass |
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139 | 148 | |
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140 | 149 | class CensoredNodeError(RevlogError): |
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141 | 150 | """error raised when content verification fails on a censored node |
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142 | 151 | |
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143 | 152 | Also contains the tombstone data substituted for the uncensored data. |
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144 | 153 | """ |
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145 | 154 | |
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146 | 155 | def __init__(self, filename, node, tombstone): |
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147 | 156 | from node import short |
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148 | 157 | RevlogError.__init__(self, '%s:%s' % (filename, short(node))) |
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149 | 158 | self.tombstone = tombstone |
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150 | 159 | |
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151 | 160 | class CensoredBaseError(RevlogError): |
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152 | 161 | """error raised when a delta is rejected because its base is censored |
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153 | 162 | |
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154 | 163 | A delta based on a censored revision must be formed as single patch |
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155 | 164 | operation which replaces the entire base with new content. This ensures |
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156 | 165 | the delta may be applied by clones which have not censored the base. |
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157 | 166 | """ |
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