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@@ -1,592 +1,619 b'' | |||||
1 | # error.py - Mercurial exceptions |
|
1 | # error.py - Mercurial exceptions | |
2 | # |
|
2 | # | |
3 | # Copyright 2005-2008 Olivia Mackall <olivia@selenic.com> |
|
3 | # Copyright 2005-2008 Olivia Mackall <olivia@selenic.com> | |
4 | # |
|
4 | # | |
5 | # This software may be used and distributed according to the terms of the |
|
5 | # This software may be used and distributed according to the terms of the | |
6 | # GNU General Public License version 2 or any later version. |
|
6 | # GNU General Public License version 2 or any later version. | |
7 |
|
7 | |||
8 | """Mercurial exceptions. |
|
8 | """Mercurial exceptions. | |
9 |
|
9 | |||
10 | This allows us to catch exceptions at higher levels without forcing |
|
10 | This allows us to catch exceptions at higher levels without forcing | |
11 | imports. |
|
11 | imports. | |
12 | """ |
|
12 | """ | |
13 |
|
13 | |||
14 | from __future__ import absolute_import |
|
14 | from __future__ import absolute_import | |
15 |
|
15 | |||
16 | import difflib |
|
16 | import difflib | |
17 |
|
17 | |||
18 | # Do not import anything but pycompat here, please |
|
18 | # Do not import anything but pycompat here, please | |
19 | from . import pycompat |
|
19 | from . import pycompat | |
20 |
|
20 | |||
21 | if pycompat.TYPE_CHECKING: |
|
21 | if pycompat.TYPE_CHECKING: | |
22 | from typing import ( |
|
22 | from typing import ( | |
|
23 | Any, | |||
|
24 | AnyStr, | |||
|
25 | Iterable, | |||
|
26 | List, | |||
23 | Optional, |
|
27 | Optional, | |
|
28 | Sequence, | |||
|
29 | Union, | |||
24 | ) |
|
30 | ) | |
25 |
|
31 | |||
26 |
|
32 | |||
27 | def _tobytes(exc): |
|
33 | def _tobytes(exc): | |
28 | """Byte-stringify exception in the same way as BaseException_str()""" |
|
34 | """Byte-stringify exception in the same way as BaseException_str()""" | |
29 | if not exc.args: |
|
35 | if not exc.args: | |
30 | return b'' |
|
36 | return b'' | |
31 | if len(exc.args) == 1: |
|
37 | if len(exc.args) == 1: | |
32 | return pycompat.bytestr(exc.args[0]) |
|
38 | return pycompat.bytestr(exc.args[0]) | |
33 | return b'(%s)' % b', '.join(b"'%s'" % pycompat.bytestr(a) for a in exc.args) |
|
39 | return b'(%s)' % b', '.join(b"'%s'" % pycompat.bytestr(a) for a in exc.args) | |
34 |
|
40 | |||
35 |
|
41 | |||
36 | class Hint(object): |
|
42 | class Hint(object): | |
37 | """Mix-in to provide a hint of an error |
|
43 | """Mix-in to provide a hint of an error | |
38 |
|
44 | |||
39 | This should come first in the inheritance list to consume a hint and |
|
45 | This should come first in the inheritance list to consume a hint and | |
40 | pass remaining arguments to the exception class. |
|
46 | pass remaining arguments to the exception class. | |
41 | """ |
|
47 | """ | |
42 |
|
48 | |||
43 | def __init__(self, *args, **kw): |
|
49 | def __init__(self, *args, **kw): | |
44 | self.hint = kw.pop('hint', None) |
|
50 | self.hint = kw.pop('hint', None) | |
45 | super(Hint, self).__init__(*args, **kw) |
|
51 | super(Hint, self).__init__(*args, **kw) | |
46 |
|
52 | |||
47 |
|
53 | |||
48 | class StorageError(Hint, Exception): |
|
54 | class StorageError(Hint, Exception): | |
49 | """Raised when an error occurs in a storage layer. |
|
55 | """Raised when an error occurs in a storage layer. | |
50 |
|
56 | |||
51 | Usually subclassed by a storage-specific exception. |
|
57 | Usually subclassed by a storage-specific exception. | |
52 | """ |
|
58 | """ | |
53 |
|
59 | |||
54 | __bytes__ = _tobytes |
|
60 | __bytes__ = _tobytes | |
55 |
|
61 | |||
56 |
|
62 | |||
57 | class RevlogError(StorageError): |
|
63 | class RevlogError(StorageError): | |
58 | pass |
|
64 | pass | |
59 |
|
65 | |||
60 |
|
66 | |||
61 | class SidedataHashError(RevlogError): |
|
67 | class SidedataHashError(RevlogError): | |
62 | def __init__(self, key, expected, got): |
|
68 | def __init__(self, key, expected, got): | |
63 | self.hint = None |
|
69 | self.hint = None | |
64 | self.sidedatakey = key |
|
70 | self.sidedatakey = key | |
65 | self.expecteddigest = expected |
|
71 | self.expecteddigest = expected | |
66 | self.actualdigest = got |
|
72 | self.actualdigest = got | |
67 |
|
73 | |||
68 |
|
74 | |||
69 | class FilteredIndexError(IndexError): |
|
75 | class FilteredIndexError(IndexError): | |
70 | __bytes__ = _tobytes |
|
76 | __bytes__ = _tobytes | |
71 |
|
77 | |||
72 |
|
78 | |||
73 | class LookupError(RevlogError, KeyError): |
|
79 | class LookupError(RevlogError, KeyError): | |
74 | def __init__(self, name, index, message): |
|
80 | def __init__(self, name, index, message): | |
75 | self.name = name |
|
81 | self.name = name | |
76 | self.index = index |
|
82 | self.index = index | |
77 | # this can't be called 'message' because at least some installs of |
|
83 | # this can't be called 'message' because at least some installs of | |
78 | # Python 2.6+ complain about the 'message' property being deprecated |
|
84 | # Python 2.6+ complain about the 'message' property being deprecated | |
79 | self.lookupmessage = message |
|
85 | self.lookupmessage = message | |
80 | if isinstance(name, bytes) and len(name) == 20: |
|
86 | if isinstance(name, bytes) and len(name) == 20: | |
81 | from .node import hex |
|
87 | from .node import hex | |
82 |
|
88 | |||
83 | name = hex(name) |
|
89 | name = hex(name) | |
84 | # if name is a binary node, it can be None |
|
90 | # if name is a binary node, it can be None | |
85 | RevlogError.__init__( |
|
91 | RevlogError.__init__( | |
86 | self, b'%s@%s: %s' % (index, pycompat.bytestr(name), message) |
|
92 | self, b'%s@%s: %s' % (index, pycompat.bytestr(name), message) | |
87 | ) |
|
93 | ) | |
88 |
|
94 | |||
89 | def __bytes__(self): |
|
95 | def __bytes__(self): | |
90 | return RevlogError.__bytes__(self) |
|
96 | return RevlogError.__bytes__(self) | |
91 |
|
97 | |||
92 | def __str__(self): |
|
98 | def __str__(self): | |
93 | return RevlogError.__str__(self) |
|
99 | return RevlogError.__str__(self) | |
94 |
|
100 | |||
95 |
|
101 | |||
96 | class AmbiguousPrefixLookupError(LookupError): |
|
102 | class AmbiguousPrefixLookupError(LookupError): | |
97 | pass |
|
103 | pass | |
98 |
|
104 | |||
99 |
|
105 | |||
100 | class FilteredLookupError(LookupError): |
|
106 | class FilteredLookupError(LookupError): | |
101 | pass |
|
107 | pass | |
102 |
|
108 | |||
103 |
|
109 | |||
104 | class ManifestLookupError(LookupError): |
|
110 | class ManifestLookupError(LookupError): | |
105 | pass |
|
111 | pass | |
106 |
|
112 | |||
107 |
|
113 | |||
108 | class CommandError(Exception): |
|
114 | class CommandError(Exception): | |
109 | """Exception raised on errors in parsing the command line.""" |
|
115 | """Exception raised on errors in parsing the command line.""" | |
110 |
|
116 | |||
111 | def __init__(self, command, message): |
|
117 | def __init__(self, command, message): | |
|
118 | # type: (bytes, bytes) -> None | |||
112 | self.command = command |
|
119 | self.command = command | |
113 | self.message = message |
|
120 | self.message = message | |
114 | super(CommandError, self).__init__() |
|
121 | super(CommandError, self).__init__() | |
115 |
|
122 | |||
116 | __bytes__ = _tobytes |
|
123 | __bytes__ = _tobytes | |
117 |
|
124 | |||
118 |
|
125 | |||
119 | class UnknownCommand(Exception): |
|
126 | class UnknownCommand(Exception): | |
120 | """Exception raised if command is not in the command table.""" |
|
127 | """Exception raised if command is not in the command table.""" | |
121 |
|
128 | |||
122 | def __init__(self, command, all_commands=None): |
|
129 | def __init__(self, command, all_commands=None): | |
|
130 | # type: (bytes, Optional[List[bytes]]) -> None | |||
123 | self.command = command |
|
131 | self.command = command | |
124 | self.all_commands = all_commands |
|
132 | self.all_commands = all_commands | |
125 | super(UnknownCommand, self).__init__() |
|
133 | super(UnknownCommand, self).__init__() | |
126 |
|
134 | |||
127 | __bytes__ = _tobytes |
|
135 | __bytes__ = _tobytes | |
128 |
|
136 | |||
129 |
|
137 | |||
130 | class AmbiguousCommand(Exception): |
|
138 | class AmbiguousCommand(Exception): | |
131 | """Exception raised if command shortcut matches more than one command.""" |
|
139 | """Exception raised if command shortcut matches more than one command.""" | |
132 |
|
140 | |||
133 | def __init__(self, prefix, matches): |
|
141 | def __init__(self, prefix, matches): | |
|
142 | # type: (bytes, List[bytes]) -> None | |||
134 | self.prefix = prefix |
|
143 | self.prefix = prefix | |
135 | self.matches = matches |
|
144 | self.matches = matches | |
136 | super(AmbiguousCommand, self).__init__() |
|
145 | super(AmbiguousCommand, self).__init__() | |
137 |
|
146 | |||
138 | __bytes__ = _tobytes |
|
147 | __bytes__ = _tobytes | |
139 |
|
148 | |||
140 |
|
149 | |||
141 | class WorkerError(Exception): |
|
150 | class WorkerError(Exception): | |
142 | """Exception raised when a worker process dies.""" |
|
151 | """Exception raised when a worker process dies.""" | |
143 |
|
152 | |||
144 | def __init__(self, status_code): |
|
153 | def __init__(self, status_code): | |
|
154 | # type: (int) -> None | |||
145 | self.status_code = status_code |
|
155 | self.status_code = status_code | |
146 | # Pass status code to superclass just so it becomes part of __bytes__ |
|
156 | # Pass status code to superclass just so it becomes part of __bytes__ | |
147 | super(WorkerError, self).__init__(status_code) |
|
157 | super(WorkerError, self).__init__(status_code) | |
148 |
|
158 | |||
149 | __bytes__ = _tobytes |
|
159 | __bytes__ = _tobytes | |
150 |
|
160 | |||
151 |
|
161 | |||
152 | class InterventionRequired(Hint, Exception): |
|
162 | class InterventionRequired(Hint, Exception): | |
153 | """Exception raised when a command requires human intervention.""" |
|
163 | """Exception raised when a command requires human intervention.""" | |
154 |
|
164 | |||
155 | __bytes__ = _tobytes |
|
165 | __bytes__ = _tobytes | |
156 |
|
166 | |||
157 |
|
167 | |||
158 | class ConflictResolutionRequired(InterventionRequired): |
|
168 | class ConflictResolutionRequired(InterventionRequired): | |
159 | """Exception raised when a continuable command required merge conflict resolution.""" |
|
169 | """Exception raised when a continuable command required merge conflict resolution.""" | |
160 |
|
170 | |||
161 | def __init__(self, opname): |
|
171 | def __init__(self, opname): | |
|
172 | # type: (bytes) -> None | |||
162 | from .i18n import _ |
|
173 | from .i18n import _ | |
163 |
|
174 | |||
164 | self.opname = opname |
|
175 | self.opname = opname | |
165 | InterventionRequired.__init__( |
|
176 | InterventionRequired.__init__( | |
166 | self, |
|
177 | self, | |
167 | _( |
|
178 | _( | |
168 | b"unresolved conflicts (see 'hg resolve', then 'hg %s --continue')" |
|
179 | b"unresolved conflicts (see 'hg resolve', then 'hg %s --continue')" | |
169 | ) |
|
180 | ) | |
170 | % opname, |
|
181 | % opname, | |
171 | ) |
|
182 | ) | |
172 |
|
183 | |||
173 |
|
184 | |||
174 | class Abort(Hint, Exception): |
|
185 | class Abort(Hint, Exception): | |
175 | """Raised if a command needs to print an error and exit.""" |
|
186 | """Raised if a command needs to print an error and exit.""" | |
176 |
|
187 | |||
177 | def __init__(self, message, hint=None): |
|
188 | def __init__(self, message, hint=None): | |
178 | # type: (bytes, Optional[bytes]) -> None |
|
189 | # type: (bytes, Optional[bytes]) -> None | |
179 | self.message = message |
|
190 | self.message = message | |
180 | self.hint = hint |
|
191 | self.hint = hint | |
181 | # Pass the message into the Exception constructor to help extensions |
|
192 | # Pass the message into the Exception constructor to help extensions | |
182 | # that look for exc.args[0]. |
|
193 | # that look for exc.args[0]. | |
183 | Exception.__init__(self, message) |
|
194 | Exception.__init__(self, message) | |
184 |
|
195 | |||
185 | def __bytes__(self): |
|
196 | def __bytes__(self): | |
186 | return self.message |
|
197 | return self.message | |
187 |
|
198 | |||
188 | if pycompat.ispy3: |
|
199 | if pycompat.ispy3: | |
189 |
|
200 | |||
190 | def __str__(self): |
|
201 | def __str__(self): | |
191 | # the output would be unreadable if the message was translated, |
|
202 | # the output would be unreadable if the message was translated, | |
192 | # but do not replace it with encoding.strfromlocal(), which |
|
203 | # but do not replace it with encoding.strfromlocal(), which | |
193 | # may raise another exception. |
|
204 | # may raise another exception. | |
194 | return pycompat.sysstr(self.__bytes__()) |
|
205 | return pycompat.sysstr(self.__bytes__()) | |
195 |
|
206 | |||
196 | def format(self): |
|
207 | def format(self): | |
|
208 | # type: () -> bytes | |||
197 | from .i18n import _ |
|
209 | from .i18n import _ | |
198 |
|
210 | |||
199 | message = _(b"abort: %s\n") % self.message |
|
211 | message = _(b"abort: %s\n") % self.message | |
200 | if self.hint: |
|
212 | if self.hint: | |
201 | message += _(b"(%s)\n") % self.hint |
|
213 | message += _(b"(%s)\n") % self.hint | |
202 | return message |
|
214 | return message | |
203 |
|
215 | |||
204 |
|
216 | |||
205 | class InputError(Abort): |
|
217 | class InputError(Abort): | |
206 | """Indicates that the user made an error in their input. |
|
218 | """Indicates that the user made an error in their input. | |
207 |
|
219 | |||
208 | Examples: Invalid command, invalid flags, invalid revision. |
|
220 | Examples: Invalid command, invalid flags, invalid revision. | |
209 | """ |
|
221 | """ | |
210 |
|
222 | |||
211 |
|
223 | |||
212 | class StateError(Abort): |
|
224 | class StateError(Abort): | |
213 | """Indicates that the operation might work if retried in a different state. |
|
225 | """Indicates that the operation might work if retried in a different state. | |
214 |
|
226 | |||
215 | Examples: Unresolved merge conflicts, unfinished operations. |
|
227 | Examples: Unresolved merge conflicts, unfinished operations. | |
216 | """ |
|
228 | """ | |
217 |
|
229 | |||
218 |
|
230 | |||
219 | class CanceledError(Abort): |
|
231 | class CanceledError(Abort): | |
220 | """Indicates that the user canceled the operation. |
|
232 | """Indicates that the user canceled the operation. | |
221 |
|
233 | |||
222 | Examples: Close commit editor with error status, quit chistedit. |
|
234 | Examples: Close commit editor with error status, quit chistedit. | |
223 | """ |
|
235 | """ | |
224 |
|
236 | |||
225 |
|
237 | |||
226 | class SecurityError(Abort): |
|
238 | class SecurityError(Abort): | |
227 | """Indicates that some aspect of security failed. |
|
239 | """Indicates that some aspect of security failed. | |
228 |
|
240 | |||
229 | Examples: Bad server credentials, expired local credentials for network |
|
241 | Examples: Bad server credentials, expired local credentials for network | |
230 | filesystem, mismatched GPG signature, DoS protection. |
|
242 | filesystem, mismatched GPG signature, DoS protection. | |
231 | """ |
|
243 | """ | |
232 |
|
244 | |||
233 |
|
245 | |||
234 | class HookLoadError(Abort): |
|
246 | class HookLoadError(Abort): | |
235 | """raised when loading a hook fails, aborting an operation |
|
247 | """raised when loading a hook fails, aborting an operation | |
236 |
|
248 | |||
237 | Exists to allow more specialized catching.""" |
|
249 | Exists to allow more specialized catching.""" | |
238 |
|
250 | |||
239 |
|
251 | |||
240 | class HookAbort(Abort): |
|
252 | class HookAbort(Abort): | |
241 | """raised when a validation hook fails, aborting an operation |
|
253 | """raised when a validation hook fails, aborting an operation | |
242 |
|
254 | |||
243 | Exists to allow more specialized catching.""" |
|
255 | Exists to allow more specialized catching.""" | |
244 |
|
256 | |||
245 |
|
257 | |||
246 | class ConfigError(Abort): |
|
258 | class ConfigError(Abort): | |
247 | """Exception raised when parsing config files""" |
|
259 | """Exception raised when parsing config files""" | |
248 |
|
260 | |||
249 | def __init__(self, message, location=None, hint=None): |
|
261 | def __init__(self, message, location=None, hint=None): | |
|
262 | # type: (bytes, Optional[bytes], Optional[bytes]) -> None | |||
250 | super(ConfigError, self).__init__(message, hint=hint) |
|
263 | super(ConfigError, self).__init__(message, hint=hint) | |
251 | self.location = location |
|
264 | self.location = location | |
252 |
|
265 | |||
253 | def format(self): |
|
266 | def format(self): | |
|
267 | # type: () -> bytes | |||
254 | from .i18n import _ |
|
268 | from .i18n import _ | |
255 |
|
269 | |||
256 | if self.location is not None: |
|
270 | if self.location is not None: | |
257 | message = _(b"config error at %s: %s\n") % ( |
|
271 | message = _(b"config error at %s: %s\n") % ( | |
258 | pycompat.bytestr(self.location), |
|
272 | pycompat.bytestr(self.location), | |
259 | self.message, |
|
273 | self.message, | |
260 | ) |
|
274 | ) | |
261 | else: |
|
275 | else: | |
262 | message = _(b"config error: %s\n") % self.message |
|
276 | message = _(b"config error: %s\n") % self.message | |
263 | if self.hint: |
|
277 | if self.hint: | |
264 | message += _(b"(%s)\n") % self.hint |
|
278 | message += _(b"(%s)\n") % self.hint | |
265 | return message |
|
279 | return message | |
266 |
|
280 | |||
267 |
|
281 | |||
268 | class UpdateAbort(Abort): |
|
282 | class UpdateAbort(Abort): | |
269 | """Raised when an update is aborted for destination issue""" |
|
283 | """Raised when an update is aborted for destination issue""" | |
270 |
|
284 | |||
271 |
|
285 | |||
272 | class MergeDestAbort(Abort): |
|
286 | class MergeDestAbort(Abort): | |
273 | """Raised when an update is aborted for destination issues""" |
|
287 | """Raised when an update is aborted for destination issues""" | |
274 |
|
288 | |||
275 |
|
289 | |||
276 | class NoMergeDestAbort(MergeDestAbort): |
|
290 | class NoMergeDestAbort(MergeDestAbort): | |
277 | """Raised when an update is aborted because there is nothing to merge""" |
|
291 | """Raised when an update is aborted because there is nothing to merge""" | |
278 |
|
292 | |||
279 |
|
293 | |||
280 | class ManyMergeDestAbort(MergeDestAbort): |
|
294 | class ManyMergeDestAbort(MergeDestAbort): | |
281 | """Raised when an update is aborted because destination is ambiguous""" |
|
295 | """Raised when an update is aborted because destination is ambiguous""" | |
282 |
|
296 | |||
283 |
|
297 | |||
284 | class ResponseExpected(Abort): |
|
298 | class ResponseExpected(Abort): | |
285 | """Raised when an EOF is received for a prompt""" |
|
299 | """Raised when an EOF is received for a prompt""" | |
286 |
|
300 | |||
287 | def __init__(self): |
|
301 | def __init__(self): | |
288 | from .i18n import _ |
|
302 | from .i18n import _ | |
289 |
|
303 | |||
290 | Abort.__init__(self, _(b'response expected')) |
|
304 | Abort.__init__(self, _(b'response expected')) | |
291 |
|
305 | |||
292 |
|
306 | |||
293 | class OutOfBandError(Hint, Exception): |
|
307 | class OutOfBandError(Hint, Exception): | |
294 | """Exception raised when a remote repo reports failure""" |
|
308 | """Exception raised when a remote repo reports failure""" | |
295 |
|
309 | |||
296 | __bytes__ = _tobytes |
|
310 | __bytes__ = _tobytes | |
297 |
|
311 | |||
298 |
|
312 | |||
299 | class ParseError(Abort): |
|
313 | class ParseError(Abort): | |
300 | """Raised when parsing config files and {rev,file}sets (msg[, pos])""" |
|
314 | """Raised when parsing config files and {rev,file}sets (msg[, pos])""" | |
301 |
|
315 | |||
302 | def __init__(self, message, location=None, hint=None): |
|
316 | def __init__(self, message, location=None, hint=None): | |
|
317 | # type: (bytes, Optional[Union[bytes, int]], Optional[bytes]) -> None | |||
303 | super(ParseError, self).__init__(message, hint=hint) |
|
318 | super(ParseError, self).__init__(message, hint=hint) | |
304 | self.location = location |
|
319 | self.location = location | |
305 |
|
320 | |||
306 | def format(self): |
|
321 | def format(self): | |
|
322 | # type: () -> bytes | |||
307 | from .i18n import _ |
|
323 | from .i18n import _ | |
308 |
|
324 | |||
309 | if self.location is not None: |
|
325 | if self.location is not None: | |
310 | message = _(b"hg: parse error at %s: %s\n") % ( |
|
326 | message = _(b"hg: parse error at %s: %s\n") % ( | |
311 | pycompat.bytestr(self.location), |
|
327 | pycompat.bytestr(self.location), | |
312 | self.message, |
|
328 | self.message, | |
313 | ) |
|
329 | ) | |
314 | else: |
|
330 | else: | |
315 | message = _(b"hg: parse error: %s\n") % self.message |
|
331 | message = _(b"hg: parse error: %s\n") % self.message | |
316 | if self.hint: |
|
332 | if self.hint: | |
317 | message += _(b"(%s)\n") % self.hint |
|
333 | message += _(b"(%s)\n") % self.hint | |
318 | return message |
|
334 | return message | |
319 |
|
335 | |||
320 |
|
336 | |||
321 | class PatchError(Exception): |
|
337 | class PatchError(Exception): | |
322 | __bytes__ = _tobytes |
|
338 | __bytes__ = _tobytes | |
323 |
|
339 | |||
324 |
|
340 | |||
325 | def getsimilar(symbols, value): |
|
341 | def getsimilar(symbols, value): | |
|
342 | # type: (Iterable[bytes], bytes) -> List[bytes] | |||
326 | sim = lambda x: difflib.SequenceMatcher(None, value, x).ratio() |
|
343 | sim = lambda x: difflib.SequenceMatcher(None, value, x).ratio() | |
327 | # The cutoff for similarity here is pretty arbitrary. It should |
|
344 | # The cutoff for similarity here is pretty arbitrary. It should | |
328 | # probably be investigated and tweaked. |
|
345 | # probably be investigated and tweaked. | |
329 | return [s for s in symbols if sim(s) > 0.6] |
|
346 | return [s for s in symbols if sim(s) > 0.6] | |
330 |
|
347 | |||
331 |
|
348 | |||
332 | def similarity_hint(similar): |
|
349 | def similarity_hint(similar): | |
|
350 | # type: (List[bytes]) -> Optional[bytes] | |||
333 | from .i18n import _ |
|
351 | from .i18n import _ | |
334 |
|
352 | |||
335 | if len(similar) == 1: |
|
353 | if len(similar) == 1: | |
336 | return _(b"did you mean %s?") % similar[0] |
|
354 | return _(b"did you mean %s?") % similar[0] | |
337 | elif similar: |
|
355 | elif similar: | |
338 | ss = b", ".join(sorted(similar)) |
|
356 | ss = b", ".join(sorted(similar)) | |
339 | return _(b"did you mean one of %s?") % ss |
|
357 | return _(b"did you mean one of %s?") % ss | |
340 | else: |
|
358 | else: | |
341 | return None |
|
359 | return None | |
342 |
|
360 | |||
343 |
|
361 | |||
344 | class UnknownIdentifier(ParseError): |
|
362 | class UnknownIdentifier(ParseError): | |
345 | """Exception raised when a {rev,file}set references an unknown identifier""" |
|
363 | """Exception raised when a {rev,file}set references an unknown identifier""" | |
346 |
|
364 | |||
347 | def __init__(self, function, symbols): |
|
365 | def __init__(self, function, symbols): | |
|
366 | # type: (bytes, Iterable[bytes]) -> None | |||
348 | from .i18n import _ |
|
367 | from .i18n import _ | |
349 |
|
368 | |||
350 | similar = getsimilar(symbols, function) |
|
369 | similar = getsimilar(symbols, function) | |
351 | hint = similarity_hint(similar) |
|
370 | hint = similarity_hint(similar) | |
352 |
|
371 | |||
353 | ParseError.__init__( |
|
372 | ParseError.__init__( | |
354 | self, _(b"unknown identifier: %s") % function, hint=hint |
|
373 | self, _(b"unknown identifier: %s") % function, hint=hint | |
355 | ) |
|
374 | ) | |
356 |
|
375 | |||
357 |
|
376 | |||
358 | class RepoError(Hint, Exception): |
|
377 | class RepoError(Hint, Exception): | |
359 | __bytes__ = _tobytes |
|
378 | __bytes__ = _tobytes | |
360 |
|
379 | |||
361 |
|
380 | |||
362 | class RepoLookupError(RepoError): |
|
381 | class RepoLookupError(RepoError): | |
363 | pass |
|
382 | pass | |
364 |
|
383 | |||
365 |
|
384 | |||
366 | class FilteredRepoLookupError(RepoLookupError): |
|
385 | class FilteredRepoLookupError(RepoLookupError): | |
367 | pass |
|
386 | pass | |
368 |
|
387 | |||
369 |
|
388 | |||
370 | class CapabilityError(RepoError): |
|
389 | class CapabilityError(RepoError): | |
371 | pass |
|
390 | pass | |
372 |
|
391 | |||
373 |
|
392 | |||
374 | class RequirementError(RepoError): |
|
393 | class RequirementError(RepoError): | |
375 | """Exception raised if .hg/requires has an unknown entry.""" |
|
394 | """Exception raised if .hg/requires has an unknown entry.""" | |
376 |
|
395 | |||
377 |
|
396 | |||
378 | class StdioError(IOError): |
|
397 | class StdioError(IOError): | |
379 | """Raised if I/O to stdout or stderr fails""" |
|
398 | """Raised if I/O to stdout or stderr fails""" | |
380 |
|
399 | |||
381 | def __init__(self, err): |
|
400 | def __init__(self, err): | |
|
401 | # type: (IOError) -> None | |||
382 | IOError.__init__(self, err.errno, err.strerror) |
|
402 | IOError.__init__(self, err.errno, err.strerror) | |
383 |
|
403 | |||
384 | # no __bytes__() because error message is derived from the standard IOError |
|
404 | # no __bytes__() because error message is derived from the standard IOError | |
385 |
|
405 | |||
386 |
|
406 | |||
387 | class UnsupportedMergeRecords(Abort): |
|
407 | class UnsupportedMergeRecords(Abort): | |
388 | def __init__(self, recordtypes): |
|
408 | def __init__(self, recordtypes): | |
|
409 | # type: (Iterable[bytes]) -> None | |||
389 | from .i18n import _ |
|
410 | from .i18n import _ | |
390 |
|
411 | |||
391 | self.recordtypes = sorted(recordtypes) |
|
412 | self.recordtypes = sorted(recordtypes) | |
392 | s = b' '.join(self.recordtypes) |
|
413 | s = b' '.join(self.recordtypes) | |
393 | Abort.__init__( |
|
414 | Abort.__init__( | |
394 | self, |
|
415 | self, | |
395 | _(b'unsupported merge state records: %s') % s, |
|
416 | _(b'unsupported merge state records: %s') % s, | |
396 | hint=_( |
|
417 | hint=_( | |
397 | b'see https://mercurial-scm.org/wiki/MergeStateRecords for ' |
|
418 | b'see https://mercurial-scm.org/wiki/MergeStateRecords for ' | |
398 | b'more information' |
|
419 | b'more information' | |
399 | ), |
|
420 | ), | |
400 | ) |
|
421 | ) | |
401 |
|
422 | |||
402 |
|
423 | |||
403 | class UnknownVersion(Abort): |
|
424 | class UnknownVersion(Abort): | |
404 | """generic exception for aborting from an encounter with an unknown version""" |
|
425 | """generic exception for aborting from an encounter with an unknown version""" | |
405 |
|
426 | |||
406 | def __init__(self, msg, hint=None, version=None): |
|
427 | def __init__(self, msg, hint=None, version=None): | |
|
428 | # type: (bytes, Optional[bytes], Optional[bytes]) -> None | |||
407 | self.version = version |
|
429 | self.version = version | |
408 | super(UnknownVersion, self).__init__(msg, hint=hint) |
|
430 | super(UnknownVersion, self).__init__(msg, hint=hint) | |
409 |
|
431 | |||
410 |
|
432 | |||
411 | class LockError(IOError): |
|
433 | class LockError(IOError): | |
412 | def __init__(self, errno, strerror, filename, desc): |
|
434 | def __init__(self, errno, strerror, filename, desc): | |
|
435 | # TODO: figure out if this should be bytes or str | |||
|
436 | # _type: (int, str, str, bytes) -> None | |||
413 | IOError.__init__(self, errno, strerror, filename) |
|
437 | IOError.__init__(self, errno, strerror, filename) | |
414 | self.desc = desc |
|
438 | self.desc = desc | |
415 |
|
439 | |||
416 | # no __bytes__() because error message is derived from the standard IOError |
|
440 | # no __bytes__() because error message is derived from the standard IOError | |
417 |
|
441 | |||
418 |
|
442 | |||
419 | class LockHeld(LockError): |
|
443 | class LockHeld(LockError): | |
420 | def __init__(self, errno, filename, desc, locker): |
|
444 | def __init__(self, errno, filename, desc, locker): | |
421 | LockError.__init__(self, errno, b'Lock held', filename, desc) |
|
445 | LockError.__init__(self, errno, b'Lock held', filename, desc) | |
422 | self.locker = locker |
|
446 | self.locker = locker | |
423 |
|
447 | |||
424 |
|
448 | |||
425 | class LockUnavailable(LockError): |
|
449 | class LockUnavailable(LockError): | |
426 | pass |
|
450 | pass | |
427 |
|
451 | |||
428 |
|
452 | |||
429 | # LockError is for errors while acquiring the lock -- this is unrelated |
|
453 | # LockError is for errors while acquiring the lock -- this is unrelated | |
430 | class LockInheritanceContractViolation(RuntimeError): |
|
454 | class LockInheritanceContractViolation(RuntimeError): | |
431 | __bytes__ = _tobytes |
|
455 | __bytes__ = _tobytes | |
432 |
|
456 | |||
433 |
|
457 | |||
434 | class ResponseError(Exception): |
|
458 | class ResponseError(Exception): | |
435 | """Raised to print an error with part of output and exit.""" |
|
459 | """Raised to print an error with part of output and exit.""" | |
436 |
|
460 | |||
437 | __bytes__ = _tobytes |
|
461 | __bytes__ = _tobytes | |
438 |
|
462 | |||
439 |
|
463 | |||
440 | # derived from KeyboardInterrupt to simplify some breakout code |
|
464 | # derived from KeyboardInterrupt to simplify some breakout code | |
441 | class SignalInterrupt(KeyboardInterrupt): |
|
465 | class SignalInterrupt(KeyboardInterrupt): | |
442 | """Exception raised on SIGTERM and SIGHUP.""" |
|
466 | """Exception raised on SIGTERM and SIGHUP.""" | |
443 |
|
467 | |||
444 |
|
468 | |||
445 | class SignatureError(Exception): |
|
469 | class SignatureError(Exception): | |
446 | __bytes__ = _tobytes |
|
470 | __bytes__ = _tobytes | |
447 |
|
471 | |||
448 |
|
472 | |||
449 | class PushRaced(RuntimeError): |
|
473 | class PushRaced(RuntimeError): | |
450 | """An exception raised during unbundling that indicate a push race""" |
|
474 | """An exception raised during unbundling that indicate a push race""" | |
451 |
|
475 | |||
452 | __bytes__ = _tobytes |
|
476 | __bytes__ = _tobytes | |
453 |
|
477 | |||
454 |
|
478 | |||
455 | class ProgrammingError(Hint, RuntimeError): |
|
479 | class ProgrammingError(Hint, RuntimeError): | |
456 | """Raised if a mercurial (core or extension) developer made a mistake""" |
|
480 | """Raised if a mercurial (core or extension) developer made a mistake""" | |
457 |
|
481 | |||
458 | def __init__(self, msg, *args, **kwargs): |
|
482 | def __init__(self, msg, *args, **kwargs): | |
|
483 | # type: (AnyStr, Any, Any) -> None | |||
459 | # On Python 3, turn the message back into a string since this is |
|
484 | # On Python 3, turn the message back into a string since this is | |
460 | # an internal-only error that won't be printed except in a |
|
485 | # an internal-only error that won't be printed except in a | |
461 | # stack traces. |
|
486 | # stack traces. | |
462 | msg = pycompat.sysstr(msg) |
|
487 | msg = pycompat.sysstr(msg) | |
463 | super(ProgrammingError, self).__init__(msg, *args, **kwargs) |
|
488 | super(ProgrammingError, self).__init__(msg, *args, **kwargs) | |
464 |
|
489 | |||
465 | __bytes__ = _tobytes |
|
490 | __bytes__ = _tobytes | |
466 |
|
491 | |||
467 |
|
492 | |||
468 | class WdirUnsupported(Exception): |
|
493 | class WdirUnsupported(Exception): | |
469 | """An exception which is raised when 'wdir()' is not supported""" |
|
494 | """An exception which is raised when 'wdir()' is not supported""" | |
470 |
|
495 | |||
471 | __bytes__ = _tobytes |
|
496 | __bytes__ = _tobytes | |
472 |
|
497 | |||
473 |
|
498 | |||
474 | # bundle2 related errors |
|
499 | # bundle2 related errors | |
475 | class BundleValueError(ValueError): |
|
500 | class BundleValueError(ValueError): | |
476 | """error raised when bundle2 cannot be processed""" |
|
501 | """error raised when bundle2 cannot be processed""" | |
477 |
|
502 | |||
478 | __bytes__ = _tobytes |
|
503 | __bytes__ = _tobytes | |
479 |
|
504 | |||
480 |
|
505 | |||
481 | class BundleUnknownFeatureError(BundleValueError): |
|
506 | class BundleUnknownFeatureError(BundleValueError): | |
482 | def __init__(self, parttype=None, params=(), values=()): |
|
507 | def __init__(self, parttype=None, params=(), values=()): | |
483 | self.parttype = parttype |
|
508 | self.parttype = parttype | |
484 | self.params = params |
|
509 | self.params = params | |
485 | self.values = values |
|
510 | self.values = values | |
486 | if self.parttype is None: |
|
511 | if self.parttype is None: | |
487 | msg = b'Stream Parameter' |
|
512 | msg = b'Stream Parameter' | |
488 | else: |
|
513 | else: | |
489 | msg = parttype |
|
514 | msg = parttype | |
490 | entries = self.params |
|
515 | entries = self.params | |
491 | if self.params and self.values: |
|
516 | if self.params and self.values: | |
492 | assert len(self.params) == len(self.values) |
|
517 | assert len(self.params) == len(self.values) | |
493 | entries = [] |
|
518 | entries = [] | |
494 | for idx, par in enumerate(self.params): |
|
519 | for idx, par in enumerate(self.params): | |
495 | val = self.values[idx] |
|
520 | val = self.values[idx] | |
496 | if val is None: |
|
521 | if val is None: | |
497 | entries.append(val) |
|
522 | entries.append(val) | |
498 | else: |
|
523 | else: | |
499 | entries.append(b"%s=%r" % (par, pycompat.maybebytestr(val))) |
|
524 | entries.append(b"%s=%r" % (par, pycompat.maybebytestr(val))) | |
500 | if entries: |
|
525 | if entries: | |
501 | msg = b'%s - %s' % (msg, b', '.join(entries)) |
|
526 | msg = b'%s - %s' % (msg, b', '.join(entries)) | |
502 | ValueError.__init__(self, msg) |
|
527 | ValueError.__init__(self, msg) # TODO: convert to str? | |
503 |
|
528 | |||
504 |
|
529 | |||
505 | class ReadOnlyPartError(RuntimeError): |
|
530 | class ReadOnlyPartError(RuntimeError): | |
506 | """error raised when code tries to alter a part being generated""" |
|
531 | """error raised when code tries to alter a part being generated""" | |
507 |
|
532 | |||
508 | __bytes__ = _tobytes |
|
533 | __bytes__ = _tobytes | |
509 |
|
534 | |||
510 |
|
535 | |||
511 | class PushkeyFailed(Abort): |
|
536 | class PushkeyFailed(Abort): | |
512 | """error raised when a pushkey part failed to update a value""" |
|
537 | """error raised when a pushkey part failed to update a value""" | |
513 |
|
538 | |||
514 | def __init__( |
|
539 | def __init__( | |
515 | self, partid, namespace=None, key=None, new=None, old=None, ret=None |
|
540 | self, partid, namespace=None, key=None, new=None, old=None, ret=None | |
516 | ): |
|
541 | ): | |
517 | self.partid = partid |
|
542 | self.partid = partid | |
518 | self.namespace = namespace |
|
543 | self.namespace = namespace | |
519 | self.key = key |
|
544 | self.key = key | |
520 | self.new = new |
|
545 | self.new = new | |
521 | self.old = old |
|
546 | self.old = old | |
522 | self.ret = ret |
|
547 | self.ret = ret | |
523 | # no i18n expected to be processed into a better message |
|
548 | # no i18n expected to be processed into a better message | |
524 | Abort.__init__( |
|
549 | Abort.__init__( | |
525 | self, b'failed to update value for "%s/%s"' % (namespace, key) |
|
550 | self, b'failed to update value for "%s/%s"' % (namespace, key) | |
526 | ) |
|
551 | ) | |
527 |
|
552 | |||
528 |
|
553 | |||
529 | class CensoredNodeError(StorageError): |
|
554 | class CensoredNodeError(StorageError): | |
530 | """error raised when content verification fails on a censored node |
|
555 | """error raised when content verification fails on a censored node | |
531 |
|
556 | |||
532 | Also contains the tombstone data substituted for the uncensored data. |
|
557 | Also contains the tombstone data substituted for the uncensored data. | |
533 | """ |
|
558 | """ | |
534 |
|
559 | |||
535 | def __init__(self, filename, node, tombstone): |
|
560 | def __init__(self, filename, node, tombstone): | |
|
561 | # type: (bytes, bytes, bytes) -> None | |||
536 | from .node import short |
|
562 | from .node import short | |
537 |
|
563 | |||
538 | StorageError.__init__(self, b'%s:%s' % (filename, short(node))) |
|
564 | StorageError.__init__(self, b'%s:%s' % (filename, short(node))) | |
539 | self.tombstone = tombstone |
|
565 | self.tombstone = tombstone | |
540 |
|
566 | |||
541 |
|
567 | |||
542 | class CensoredBaseError(StorageError): |
|
568 | class CensoredBaseError(StorageError): | |
543 | """error raised when a delta is rejected because its base is censored |
|
569 | """error raised when a delta is rejected because its base is censored | |
544 |
|
570 | |||
545 | A delta based on a censored revision must be formed as single patch |
|
571 | A delta based on a censored revision must be formed as single patch | |
546 | operation which replaces the entire base with new content. This ensures |
|
572 | operation which replaces the entire base with new content. This ensures | |
547 | the delta may be applied by clones which have not censored the base. |
|
573 | the delta may be applied by clones which have not censored the base. | |
548 | """ |
|
574 | """ | |
549 |
|
575 | |||
550 |
|
576 | |||
551 | class InvalidBundleSpecification(Exception): |
|
577 | class InvalidBundleSpecification(Exception): | |
552 | """error raised when a bundle specification is invalid. |
|
578 | """error raised when a bundle specification is invalid. | |
553 |
|
579 | |||
554 | This is used for syntax errors as opposed to support errors. |
|
580 | This is used for syntax errors as opposed to support errors. | |
555 | """ |
|
581 | """ | |
556 |
|
582 | |||
557 | __bytes__ = _tobytes |
|
583 | __bytes__ = _tobytes | |
558 |
|
584 | |||
559 |
|
585 | |||
560 | class UnsupportedBundleSpecification(Exception): |
|
586 | class UnsupportedBundleSpecification(Exception): | |
561 | """error raised when a bundle specification is not supported.""" |
|
587 | """error raised when a bundle specification is not supported.""" | |
562 |
|
588 | |||
563 | __bytes__ = _tobytes |
|
589 | __bytes__ = _tobytes | |
564 |
|
590 | |||
565 |
|
591 | |||
566 | class CorruptedState(Exception): |
|
592 | class CorruptedState(Exception): | |
567 | """error raised when a command is not able to read its state from file""" |
|
593 | """error raised when a command is not able to read its state from file""" | |
568 |
|
594 | |||
569 | __bytes__ = _tobytes |
|
595 | __bytes__ = _tobytes | |
570 |
|
596 | |||
571 |
|
597 | |||
572 | class PeerTransportError(Abort): |
|
598 | class PeerTransportError(Abort): | |
573 | """Transport-level I/O error when communicating with a peer repo.""" |
|
599 | """Transport-level I/O error when communicating with a peer repo.""" | |
574 |
|
600 | |||
575 |
|
601 | |||
576 | class InMemoryMergeConflictsError(Exception): |
|
602 | class InMemoryMergeConflictsError(Exception): | |
577 | """Exception raised when merge conflicts arose during an in-memory merge.""" |
|
603 | """Exception raised when merge conflicts arose during an in-memory merge.""" | |
578 |
|
604 | |||
579 | __bytes__ = _tobytes |
|
605 | __bytes__ = _tobytes | |
580 |
|
606 | |||
581 |
|
607 | |||
582 | class WireprotoCommandError(Exception): |
|
608 | class WireprotoCommandError(Exception): | |
583 | """Represents an error during execution of a wire protocol command. |
|
609 | """Represents an error during execution of a wire protocol command. | |
584 |
|
610 | |||
585 | Should only be thrown by wire protocol version 2 commands. |
|
611 | Should only be thrown by wire protocol version 2 commands. | |
586 |
|
612 | |||
587 | The error is a formatter string and an optional iterable of arguments. |
|
613 | The error is a formatter string and an optional iterable of arguments. | |
588 | """ |
|
614 | """ | |
589 |
|
615 | |||
590 | def __init__(self, message, args=None): |
|
616 | def __init__(self, message, args=None): | |
|
617 | # type: (bytes, Optional[Sequence[bytes]]) -> None | |||
591 | self.message = message |
|
618 | self.message = message | |
592 | self.messageargs = args |
|
619 | self.messageargs = args |
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