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@@ -1,676 +1,674 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 Olivia Mackall <olivia@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 | |
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15 | 15 | import difflib |
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16 | 16 | |
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17 | 17 | # Do not import anything but pycompat here, please |
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18 | 18 | from . import pycompat |
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19 | 19 | |
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20 | 20 | if pycompat.TYPE_CHECKING: |
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21 | 21 | from typing import ( |
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22 | 22 | Any, |
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23 | 23 | AnyStr, |
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24 | 24 | Iterable, |
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25 | 25 | List, |
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26 | 26 | Optional, |
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27 | 27 | Sequence, |
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28 | 28 | Union, |
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29 | 29 | ) |
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30 | 30 | |
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31 | 31 | |
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32 | 32 | def _tobytes(exc): |
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33 | 33 | # type: (...) -> bytes |
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34 | 34 | """Byte-stringify exception in the same way as BaseException_str()""" |
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35 | 35 | if not exc.args: |
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36 | 36 | return b'' |
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37 | 37 | if len(exc.args) == 1: |
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38 | 38 | return pycompat.bytestr(exc.args[0]) |
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39 | 39 | return b'(%s)' % b', '.join(b"'%s'" % pycompat.bytestr(a) for a in exc.args) |
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40 | 40 | |
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41 | 41 | |
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42 | 42 | class Hint(object): |
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43 | 43 | """Mix-in to provide a hint of an error |
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44 | 44 | |
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45 | 45 | This should come first in the inheritance list to consume a hint and |
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46 | 46 | pass remaining arguments to the exception class. |
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47 | 47 | """ |
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48 | 48 | |
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49 | 49 | def __init__(self, *args, **kw): |
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50 | 50 | self.hint = kw.pop('hint', None) # type: Optional[bytes] |
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51 | 51 | super(Hint, self).__init__(*args, **kw) |
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52 | 52 | |
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53 | 53 | |
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54 | 54 | class Error(Hint, Exception): |
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55 | 55 | """Base class for Mercurial errors.""" |
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56 | 56 | |
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57 | 57 | coarse_exit_code = None |
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58 | 58 | detailed_exit_code = None |
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59 | 59 | |
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60 | 60 | def __init__(self, message, hint=None): |
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61 | 61 | # type: (bytes, Optional[bytes]) -> None |
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62 | 62 | self.message = message |
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63 | 63 | self.hint = hint |
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64 | 64 | # Pass the message into the Exception constructor to help extensions |
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65 | 65 | # that look for exc.args[0]. |
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66 | 66 | Exception.__init__(self, message) |
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67 | 67 | |
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68 | 68 | def __bytes__(self): |
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69 | 69 | return self.message |
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70 | 70 | |
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71 | if pycompat.ispy3: | |
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72 | ||
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73 | 71 |
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74 | 72 |
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75 | 73 |
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76 | 74 |
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77 | 75 |
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78 | 76 |
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79 | 77 | |
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80 | 78 | def format(self): |
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81 | 79 | # type: () -> bytes |
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82 | 80 | from .i18n import _ |
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83 | 81 | |
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84 | 82 | message = _(b"abort: %s\n") % self.message |
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85 | 83 | if self.hint: |
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86 | 84 | message += _(b"(%s)\n") % self.hint |
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87 | 85 | return message |
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88 | 86 | |
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89 | 87 | |
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90 | 88 | class Abort(Error): |
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91 | 89 | """Raised if a command needs to print an error and exit.""" |
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92 | 90 | |
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93 | 91 | |
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94 | 92 | class StorageError(Error): |
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95 | 93 | """Raised when an error occurs in a storage layer. |
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96 | 94 | |
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97 | 95 | Usually subclassed by a storage-specific exception. |
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98 | 96 | """ |
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99 | 97 | |
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100 | 98 | detailed_exit_code = 50 |
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101 | 99 | |
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102 | 100 | |
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103 | 101 | class RevlogError(StorageError): |
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104 | 102 | pass |
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105 | 103 | |
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106 | 104 | |
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107 | 105 | class SidedataHashError(RevlogError): |
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108 | 106 | def __init__(self, key, expected, got): |
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109 | 107 | # type: (int, bytes, bytes) -> None |
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110 | 108 | self.hint = None |
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111 | 109 | self.sidedatakey = key |
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112 | 110 | self.expecteddigest = expected |
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113 | 111 | self.actualdigest = got |
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114 | 112 | |
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115 | 113 | |
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116 | 114 | class FilteredIndexError(IndexError): |
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117 | 115 | __bytes__ = _tobytes |
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118 | 116 | |
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119 | 117 | |
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120 | 118 | class LookupError(RevlogError, KeyError): |
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121 | 119 | def __init__(self, name, index, message): |
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122 | 120 | # type: (bytes, bytes, bytes) -> None |
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123 | 121 | self.name = name |
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124 | 122 | self.index = index |
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125 | 123 | # this can't be called 'message' because at least some installs of |
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126 | 124 | # Python 2.6+ complain about the 'message' property being deprecated |
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127 | 125 | self.lookupmessage = message |
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128 | 126 | if isinstance(name, bytes) and len(name) == 20: |
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129 | 127 | from .node import hex |
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130 | 128 | |
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131 | 129 | name = hex(name) |
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132 | 130 | # if name is a binary node, it can be None |
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133 | 131 | RevlogError.__init__( |
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134 | 132 | self, b'%s@%s: %s' % (index, pycompat.bytestr(name), message) |
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135 | 133 | ) |
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136 | 134 | |
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137 | 135 | def __bytes__(self): |
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138 | 136 | return RevlogError.__bytes__(self) |
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139 | 137 | |
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140 | 138 | def __str__(self): |
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141 | 139 | return RevlogError.__str__(self) |
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142 | 140 | |
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143 | 141 | |
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144 | 142 | class AmbiguousPrefixLookupError(LookupError): |
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145 | 143 | pass |
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146 | 144 | |
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147 | 145 | |
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148 | 146 | class FilteredLookupError(LookupError): |
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149 | 147 | pass |
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150 | 148 | |
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151 | 149 | |
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152 | 150 | class ManifestLookupError(LookupError): |
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153 | 151 | pass |
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154 | 152 | |
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155 | 153 | |
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156 | 154 | class CommandError(Exception): |
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157 | 155 | """Exception raised on errors in parsing the command line.""" |
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158 | 156 | |
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159 | 157 | def __init__(self, command, message): |
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160 | 158 | # type: (bytes, bytes) -> None |
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161 | 159 | self.command = command |
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162 | 160 | self.message = message |
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163 | 161 | super(CommandError, self).__init__() |
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164 | 162 | |
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165 | 163 | __bytes__ = _tobytes |
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166 | 164 | |
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167 | 165 | |
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168 | 166 | class UnknownCommand(Exception): |
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169 | 167 | """Exception raised if command is not in the command table.""" |
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170 | 168 | |
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171 | 169 | def __init__(self, command, all_commands=None): |
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172 | 170 | # type: (bytes, Optional[List[bytes]]) -> None |
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173 | 171 | self.command = command |
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174 | 172 | self.all_commands = all_commands |
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175 | 173 | super(UnknownCommand, self).__init__() |
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176 | 174 | |
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177 | 175 | __bytes__ = _tobytes |
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178 | 176 | |
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179 | 177 | |
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180 | 178 | class AmbiguousCommand(Exception): |
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181 | 179 | """Exception raised if command shortcut matches more than one command.""" |
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182 | 180 | |
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183 | 181 | def __init__(self, prefix, matches): |
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184 | 182 | # type: (bytes, List[bytes]) -> None |
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185 | 183 | self.prefix = prefix |
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186 | 184 | self.matches = matches |
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187 | 185 | super(AmbiguousCommand, self).__init__() |
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188 | 186 | |
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189 | 187 | __bytes__ = _tobytes |
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190 | 188 | |
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191 | 189 | |
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192 | 190 | class WorkerError(Exception): |
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193 | 191 | """Exception raised when a worker process dies.""" |
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194 | 192 | |
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195 | 193 | def __init__(self, status_code): |
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196 | 194 | # type: (int) -> None |
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197 | 195 | self.status_code = status_code |
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198 | 196 | # Pass status code to superclass just so it becomes part of __bytes__ |
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199 | 197 | super(WorkerError, self).__init__(status_code) |
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200 | 198 | |
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201 | 199 | __bytes__ = _tobytes |
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202 | 200 | |
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203 | 201 | |
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204 | 202 | class InterventionRequired(Abort): |
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205 | 203 | """Exception raised when a command requires human intervention.""" |
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206 | 204 | |
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207 | 205 | coarse_exit_code = 1 |
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208 | 206 | detailed_exit_code = 240 |
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209 | 207 | |
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210 | 208 | def format(self): |
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211 | 209 | # type: () -> bytes |
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212 | 210 | from .i18n import _ |
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213 | 211 | |
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214 | 212 | message = _(b"%s\n") % self.message |
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215 | 213 | if self.hint: |
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216 | 214 | message += _(b"(%s)\n") % self.hint |
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217 | 215 | return message |
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218 | 216 | |
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219 | 217 | |
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220 | 218 | class ConflictResolutionRequired(InterventionRequired): |
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221 | 219 | """Exception raised when a continuable command required merge conflict resolution.""" |
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222 | 220 | |
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223 | 221 | def __init__(self, opname): |
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224 | 222 | # type: (bytes) -> None |
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225 | 223 | from .i18n import _ |
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226 | 224 | |
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227 | 225 | self.opname = opname |
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228 | 226 | InterventionRequired.__init__( |
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229 | 227 | self, |
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230 | 228 | _( |
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231 | 229 | b"unresolved conflicts (see 'hg resolve', then 'hg %s --continue')" |
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232 | 230 | ) |
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233 | 231 | % opname, |
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234 | 232 | ) |
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235 | 233 | |
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236 | 234 | |
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237 | 235 | class InputError(Abort): |
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238 | 236 | """Indicates that the user made an error in their input. |
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239 | 237 | |
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240 | 238 | Examples: Invalid command, invalid flags, invalid revision. |
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241 | 239 | """ |
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242 | 240 | |
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243 | 241 | detailed_exit_code = 10 |
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244 | 242 | |
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245 | 243 | |
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246 | 244 | class StateError(Abort): |
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247 | 245 | """Indicates that the operation might work if retried in a different state. |
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248 | 246 | |
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249 | 247 | Examples: Unresolved merge conflicts, unfinished operations. |
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250 | 248 | """ |
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251 | 249 | |
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252 | 250 | detailed_exit_code = 20 |
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253 | 251 | |
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254 | 252 | |
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255 | 253 | class CanceledError(Abort): |
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256 | 254 | """Indicates that the user canceled the operation. |
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257 | 255 | |
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258 | 256 | Examples: Close commit editor with error status, quit chistedit. |
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259 | 257 | """ |
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260 | 258 | |
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261 | 259 | detailed_exit_code = 250 |
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262 | 260 | |
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263 | 261 | |
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264 | 262 | class SecurityError(Abort): |
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265 | 263 | """Indicates that some aspect of security failed. |
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266 | 264 | |
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267 | 265 | Examples: Bad server credentials, expired local credentials for network |
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268 | 266 | filesystem, mismatched GPG signature, DoS protection. |
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269 | 267 | """ |
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270 | 268 | |
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271 | 269 | detailed_exit_code = 150 |
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272 | 270 | |
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273 | 271 | |
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274 | 272 | class HookLoadError(Abort): |
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275 | 273 | """raised when loading a hook fails, aborting an operation |
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276 | 274 | |
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277 | 275 | Exists to allow more specialized catching.""" |
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278 | 276 | |
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279 | 277 | |
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280 | 278 | class HookAbort(Abort): |
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281 | 279 | """raised when a validation hook fails, aborting an operation |
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282 | 280 | |
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283 | 281 | Exists to allow more specialized catching.""" |
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284 | 282 | |
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285 | 283 | detailed_exit_code = 40 |
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286 | 284 | |
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287 | 285 | |
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288 | 286 | class ConfigError(Abort): |
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289 | 287 | """Exception raised when parsing config files""" |
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290 | 288 | |
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291 | 289 | detailed_exit_code = 30 |
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292 | 290 | |
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293 | 291 | def __init__(self, message, location=None, hint=None): |
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294 | 292 | # type: (bytes, Optional[bytes], Optional[bytes]) -> None |
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295 | 293 | super(ConfigError, self).__init__(message, hint=hint) |
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296 | 294 | self.location = location |
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297 | 295 | |
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298 | 296 | def format(self): |
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299 | 297 | # type: () -> bytes |
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300 | 298 | from .i18n import _ |
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301 | 299 | |
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302 | 300 | if self.location is not None: |
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303 | 301 | message = _(b"config error at %s: %s\n") % ( |
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304 | 302 | pycompat.bytestr(self.location), |
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305 | 303 | self.message, |
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306 | 304 | ) |
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307 | 305 | else: |
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308 | 306 | message = _(b"config error: %s\n") % self.message |
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309 | 307 | if self.hint: |
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310 | 308 | message += _(b"(%s)\n") % self.hint |
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311 | 309 | return message |
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312 | 310 | |
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313 | 311 | |
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314 | 312 | class UpdateAbort(Abort): |
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315 | 313 | """Raised when an update is aborted for destination issue""" |
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316 | 314 | |
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317 | 315 | |
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318 | 316 | class MergeDestAbort(Abort): |
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319 | 317 | """Raised when an update is aborted for destination issues""" |
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320 | 318 | |
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321 | 319 | |
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322 | 320 | class NoMergeDestAbort(MergeDestAbort): |
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323 | 321 | """Raised when an update is aborted because there is nothing to merge""" |
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324 | 322 | |
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325 | 323 | |
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326 | 324 | class ManyMergeDestAbort(MergeDestAbort): |
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327 | 325 | """Raised when an update is aborted because destination is ambiguous""" |
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328 | 326 | |
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329 | 327 | |
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330 | 328 | class ResponseExpected(Abort): |
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331 | 329 | """Raised when an EOF is received for a prompt""" |
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332 | 330 | |
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333 | 331 | def __init__(self): |
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334 | 332 | from .i18n import _ |
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335 | 333 | |
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336 | 334 | Abort.__init__(self, _(b'response expected')) |
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337 | 335 | |
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338 | 336 | |
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339 | 337 | class RemoteError(Abort): |
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340 | 338 | """Exception raised when interacting with a remote repo fails""" |
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341 | 339 | |
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342 | 340 | detailed_exit_code = 100 |
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343 | 341 | |
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344 | 342 | |
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345 | 343 | class OutOfBandError(RemoteError): |
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346 | 344 | """Exception raised when a remote repo reports failure""" |
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347 | 345 | |
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348 | 346 | def __init__(self, message=None, hint=None): |
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349 | 347 | # type: (Optional[bytes], Optional[bytes]) -> None |
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350 | 348 | from .i18n import _ |
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351 | 349 | |
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352 | 350 | if message: |
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353 | 351 | # Abort.format() adds a trailing newline |
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354 | 352 | message = _(b"remote error:\n%s") % message.rstrip(b'\n') |
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355 | 353 | else: |
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356 | 354 | message = _(b"remote error") |
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357 | 355 | super(OutOfBandError, self).__init__(message, hint=hint) |
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358 | 356 | |
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359 | 357 | |
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360 | 358 | class ParseError(Abort): |
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361 | 359 | """Raised when parsing config files and {rev,file}sets (msg[, pos])""" |
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362 | 360 | |
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363 | 361 | detailed_exit_code = 10 |
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364 | 362 | |
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365 | 363 | def __init__(self, message, location=None, hint=None): |
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366 | 364 | # type: (bytes, Optional[Union[bytes, int]], Optional[bytes]) -> None |
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367 | 365 | super(ParseError, self).__init__(message, hint=hint) |
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368 | 366 | self.location = location |
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369 | 367 | |
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370 | 368 | def format(self): |
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371 | 369 | # type: () -> bytes |
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372 | 370 | from .i18n import _ |
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373 | 371 | |
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374 | 372 | if self.location is not None: |
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375 | 373 | message = _(b"hg: parse error at %s: %s\n") % ( |
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376 | 374 | pycompat.bytestr(self.location), |
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377 | 375 | self.message, |
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378 | 376 | ) |
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379 | 377 | else: |
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380 | 378 | message = _(b"hg: parse error: %s\n") % self.message |
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381 | 379 | if self.hint: |
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382 | 380 | message += _(b"(%s)\n") % self.hint |
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383 | 381 | return message |
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384 | 382 | |
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385 | 383 | |
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386 | 384 | class PatchError(Exception): |
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387 | 385 | __bytes__ = _tobytes |
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388 | 386 | |
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389 | 387 | |
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390 | 388 | class PatchParseError(PatchError): |
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391 | 389 | __bytes__ = _tobytes |
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392 | 390 | |
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393 | 391 | |
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394 | 392 | class PatchApplicationError(PatchError): |
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395 | 393 | __bytes__ = _tobytes |
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396 | 394 | |
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397 | 395 | |
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398 | 396 | def getsimilar(symbols, value): |
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399 | 397 | # type: (Iterable[bytes], bytes) -> List[bytes] |
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400 | 398 | sim = lambda x: difflib.SequenceMatcher(None, value, x).ratio() |
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401 | 399 | # The cutoff for similarity here is pretty arbitrary. It should |
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402 | 400 | # probably be investigated and tweaked. |
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403 | 401 | return [s for s in symbols if sim(s) > 0.6] |
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404 | 402 | |
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405 | 403 | |
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406 | 404 | def similarity_hint(similar): |
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407 | 405 | # type: (List[bytes]) -> Optional[bytes] |
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408 | 406 | from .i18n import _ |
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409 | 407 | |
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410 | 408 | if len(similar) == 1: |
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411 | 409 | return _(b"did you mean %s?") % similar[0] |
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412 | 410 | elif similar: |
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413 | 411 | ss = b", ".join(sorted(similar)) |
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414 | 412 | return _(b"did you mean one of %s?") % ss |
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415 | 413 | else: |
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416 | 414 | return None |
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417 | 415 | |
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418 | 416 | |
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419 | 417 | class UnknownIdentifier(ParseError): |
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420 | 418 | """Exception raised when a {rev,file}set references an unknown identifier""" |
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421 | 419 | |
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422 | 420 | def __init__(self, function, symbols): |
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423 | 421 | # type: (bytes, Iterable[bytes]) -> None |
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424 | 422 | from .i18n import _ |
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425 | 423 | |
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426 | 424 | similar = getsimilar(symbols, function) |
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427 | 425 | hint = similarity_hint(similar) |
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428 | 426 | |
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429 | 427 | ParseError.__init__( |
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430 | 428 | self, _(b"unknown identifier: %s") % function, hint=hint |
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431 | 429 | ) |
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432 | 430 | |
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433 | 431 | |
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434 | 432 | class RepoError(Hint, Exception): |
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435 | 433 | __bytes__ = _tobytes |
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436 | 434 | |
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437 | 435 | |
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438 | 436 | class RepoLookupError(RepoError): |
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439 | 437 | pass |
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440 | 438 | |
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441 | 439 | |
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442 | 440 | class FilteredRepoLookupError(RepoLookupError): |
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443 | 441 | pass |
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444 | 442 | |
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445 | 443 | |
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446 | 444 | class CapabilityError(RepoError): |
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447 | 445 | pass |
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448 | 446 | |
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449 | 447 | |
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450 | 448 | class RequirementError(RepoError): |
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451 | 449 | """Exception raised if .hg/requires has an unknown entry.""" |
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452 | 450 | |
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453 | 451 | |
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454 | 452 | class StdioError(IOError): |
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455 | 453 | """Raised if I/O to stdout or stderr fails""" |
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456 | 454 | |
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457 | 455 | def __init__(self, err): |
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458 | 456 | # type: (IOError) -> None |
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459 | 457 | IOError.__init__(self, err.errno, err.strerror) |
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460 | 458 | |
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461 | 459 | # no __bytes__() because error message is derived from the standard IOError |
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462 | 460 | |
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463 | 461 | |
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464 | 462 | class UnsupportedMergeRecords(Abort): |
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465 | 463 | def __init__(self, recordtypes): |
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466 | 464 | # type: (Iterable[bytes]) -> None |
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467 | 465 | from .i18n import _ |
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468 | 466 | |
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469 | 467 | self.recordtypes = sorted(recordtypes) |
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470 | 468 | s = b' '.join(self.recordtypes) |
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471 | 469 | Abort.__init__( |
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472 | 470 | self, |
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473 | 471 | _(b'unsupported merge state records: %s') % s, |
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474 | 472 | hint=_( |
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475 | 473 | b'see https://mercurial-scm.org/wiki/MergeStateRecords for ' |
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476 | 474 | b'more information' |
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477 | 475 | ), |
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478 | 476 | ) |
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479 | 477 | |
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480 | 478 | |
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481 | 479 | class UnknownVersion(Abort): |
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482 | 480 | """generic exception for aborting from an encounter with an unknown version""" |
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483 | 481 | |
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484 | 482 | def __init__(self, msg, hint=None, version=None): |
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485 | 483 | # type: (bytes, Optional[bytes], Optional[bytes]) -> None |
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486 | 484 | self.version = version |
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487 | 485 | super(UnknownVersion, self).__init__(msg, hint=hint) |
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488 | 486 | |
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489 | 487 | |
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490 | 488 | class LockError(IOError): |
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491 | 489 | def __init__(self, errno, strerror, filename, desc): |
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492 | 490 | # TODO: figure out if this should be bytes or str |
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493 | 491 | # _type: (int, str, str, bytes) -> None |
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494 | 492 | IOError.__init__(self, errno, strerror, filename) |
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495 | 493 | self.desc = desc |
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496 | 494 | |
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497 | 495 | # no __bytes__() because error message is derived from the standard IOError |
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498 | 496 | |
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499 | 497 | |
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500 | 498 | class LockHeld(LockError): |
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501 | 499 | def __init__(self, errno, filename, desc, locker): |
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502 | 500 | LockError.__init__(self, errno, b'Lock held', filename, desc) |
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503 | 501 | self.locker = locker |
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504 | 502 | |
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505 | 503 | |
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506 | 504 | class LockUnavailable(LockError): |
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507 | 505 | pass |
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508 | 506 | |
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509 | 507 | |
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510 | 508 | # LockError is for errors while acquiring the lock -- this is unrelated |
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511 | 509 | class LockInheritanceContractViolation(RuntimeError): |
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512 | 510 | __bytes__ = _tobytes |
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513 | 511 | |
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514 | 512 | |
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515 | 513 | class ResponseError(Exception): |
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516 | 514 | """Raised to print an error with part of output and exit.""" |
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517 | 515 | |
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518 | 516 | __bytes__ = _tobytes |
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519 | 517 | |
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520 | 518 | |
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521 | 519 | # derived from KeyboardInterrupt to simplify some breakout code |
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522 | 520 | class SignalInterrupt(KeyboardInterrupt): |
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523 | 521 | """Exception raised on SIGTERM and SIGHUP.""" |
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524 | 522 | |
|
525 | 523 | |
|
526 | 524 | class SignatureError(Exception): |
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527 | 525 | __bytes__ = _tobytes |
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528 | 526 | |
|
529 | 527 | |
|
530 | 528 | class PushRaced(RuntimeError): |
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531 | 529 | """An exception raised during unbundling that indicate a push race""" |
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532 | 530 | |
|
533 | 531 | __bytes__ = _tobytes |
|
534 | 532 | |
|
535 | 533 | |
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536 | 534 | class ProgrammingError(Hint, RuntimeError): |
|
537 | 535 | """Raised if a mercurial (core or extension) developer made a mistake""" |
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538 | 536 | |
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539 | 537 | def __init__(self, msg, *args, **kwargs): |
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540 | 538 | # type: (AnyStr, Any, Any) -> None |
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541 | 539 | # On Python 3, turn the message back into a string since this is |
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542 | 540 | # an internal-only error that won't be printed except in a |
|
543 | 541 | # stack traces. |
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544 | 542 | msg = pycompat.sysstr(msg) |
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545 | 543 | super(ProgrammingError, self).__init__(msg, *args, **kwargs) |
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546 | 544 | |
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547 | 545 | __bytes__ = _tobytes |
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548 | 546 | |
|
549 | 547 | |
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550 | 548 | class WdirUnsupported(Exception): |
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551 | 549 | """An exception which is raised when 'wdir()' is not supported""" |
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552 | 550 | |
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553 | 551 | __bytes__ = _tobytes |
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554 | 552 | |
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555 | 553 | |
|
556 | 554 | # bundle2 related errors |
|
557 | 555 | class BundleValueError(ValueError): |
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558 | 556 | """error raised when bundle2 cannot be processed""" |
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559 | 557 | |
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560 | 558 | __bytes__ = _tobytes |
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561 | 559 | |
|
562 | 560 | |
|
563 | 561 | class BundleUnknownFeatureError(BundleValueError): |
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564 | 562 | def __init__(self, parttype=None, params=(), values=()): |
|
565 | 563 | self.parttype = parttype |
|
566 | 564 | self.params = params |
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567 | 565 | self.values = values |
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568 | 566 | if self.parttype is None: |
|
569 | 567 | msg = b'Stream Parameter' |
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570 | 568 | else: |
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571 | 569 | msg = parttype |
|
572 | 570 | entries = self.params |
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573 | 571 | if self.params and self.values: |
|
574 | 572 | assert len(self.params) == len(self.values) |
|
575 | 573 | entries = [] |
|
576 | 574 | for idx, par in enumerate(self.params): |
|
577 | 575 | val = self.values[idx] |
|
578 | 576 | if val is None: |
|
579 | 577 | entries.append(val) |
|
580 | 578 | else: |
|
581 | 579 | entries.append(b"%s=%r" % (par, pycompat.maybebytestr(val))) |
|
582 | 580 | if entries: |
|
583 | 581 | msg = b'%s - %s' % (msg, b', '.join(entries)) |
|
584 | 582 | ValueError.__init__(self, msg) # TODO: convert to str? |
|
585 | 583 | |
|
586 | 584 | |
|
587 | 585 | class ReadOnlyPartError(RuntimeError): |
|
588 | 586 | """error raised when code tries to alter a part being generated""" |
|
589 | 587 | |
|
590 | 588 | __bytes__ = _tobytes |
|
591 | 589 | |
|
592 | 590 | |
|
593 | 591 | class PushkeyFailed(Abort): |
|
594 | 592 | """error raised when a pushkey part failed to update a value""" |
|
595 | 593 | |
|
596 | 594 | def __init__( |
|
597 | 595 | self, partid, namespace=None, key=None, new=None, old=None, ret=None |
|
598 | 596 | ): |
|
599 | 597 | self.partid = partid |
|
600 | 598 | self.namespace = namespace |
|
601 | 599 | self.key = key |
|
602 | 600 | self.new = new |
|
603 | 601 | self.old = old |
|
604 | 602 | self.ret = ret |
|
605 | 603 | # no i18n expected to be processed into a better message |
|
606 | 604 | Abort.__init__( |
|
607 | 605 | self, b'failed to update value for "%s/%s"' % (namespace, key) |
|
608 | 606 | ) |
|
609 | 607 | |
|
610 | 608 | |
|
611 | 609 | class CensoredNodeError(StorageError): |
|
612 | 610 | """error raised when content verification fails on a censored node |
|
613 | 611 | |
|
614 | 612 | Also contains the tombstone data substituted for the uncensored data. |
|
615 | 613 | """ |
|
616 | 614 | |
|
617 | 615 | def __init__(self, filename, node, tombstone): |
|
618 | 616 | # type: (bytes, bytes, bytes) -> None |
|
619 | 617 | from .node import short |
|
620 | 618 | |
|
621 | 619 | StorageError.__init__(self, b'%s:%s' % (filename, short(node))) |
|
622 | 620 | self.tombstone = tombstone |
|
623 | 621 | |
|
624 | 622 | |
|
625 | 623 | class CensoredBaseError(StorageError): |
|
626 | 624 | """error raised when a delta is rejected because its base is censored |
|
627 | 625 | |
|
628 | 626 | A delta based on a censored revision must be formed as single patch |
|
629 | 627 | operation which replaces the entire base with new content. This ensures |
|
630 | 628 | the delta may be applied by clones which have not censored the base. |
|
631 | 629 | """ |
|
632 | 630 | |
|
633 | 631 | |
|
634 | 632 | class InvalidBundleSpecification(Exception): |
|
635 | 633 | """error raised when a bundle specification is invalid. |
|
636 | 634 | |
|
637 | 635 | This is used for syntax errors as opposed to support errors. |
|
638 | 636 | """ |
|
639 | 637 | |
|
640 | 638 | __bytes__ = _tobytes |
|
641 | 639 | |
|
642 | 640 | |
|
643 | 641 | class UnsupportedBundleSpecification(Exception): |
|
644 | 642 | """error raised when a bundle specification is not supported.""" |
|
645 | 643 | |
|
646 | 644 | __bytes__ = _tobytes |
|
647 | 645 | |
|
648 | 646 | |
|
649 | 647 | class CorruptedState(Exception): |
|
650 | 648 | """error raised when a command is not able to read its state from file""" |
|
651 | 649 | |
|
652 | 650 | __bytes__ = _tobytes |
|
653 | 651 | |
|
654 | 652 | |
|
655 | 653 | class PeerTransportError(Abort): |
|
656 | 654 | """Transport-level I/O error when communicating with a peer repo.""" |
|
657 | 655 | |
|
658 | 656 | |
|
659 | 657 | class InMemoryMergeConflictsError(Exception): |
|
660 | 658 | """Exception raised when merge conflicts arose during an in-memory merge.""" |
|
661 | 659 | |
|
662 | 660 | __bytes__ = _tobytes |
|
663 | 661 | |
|
664 | 662 | |
|
665 | 663 | class WireprotoCommandError(Exception): |
|
666 | 664 | """Represents an error during execution of a wire protocol command. |
|
667 | 665 | |
|
668 | 666 | Should only be thrown by wire protocol version 2 commands. |
|
669 | 667 | |
|
670 | 668 | The error is a formatter string and an optional iterable of arguments. |
|
671 | 669 | """ |
|
672 | 670 | |
|
673 | 671 | def __init__(self, message, args=None): |
|
674 | 672 | # type: (bytes, Optional[Sequence[bytes]]) -> None |
|
675 | 673 | self.message = message |
|
676 | 674 | self.messageargs = args |
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