1
# Copyright (C) 2005, 2006 Canonical Ltd
3
# This program is free software; you can redistribute it and/or modify
4
# it under the terms of the GNU General Public License as published by
5
# the Free Software Foundation; either version 2 of the License, or
6
# (at your option) any later version.
8
# This program is distributed in the hope that it will be useful,
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11
# GNU General Public License for more details.
13
# You should have received a copy of the GNU General Public License
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17
"""Exceptions for bzr, and reporting of them.
25
from bzrlib.patches import (
34
# TODO: is there any value in providing the .args field used by standard
35
# python exceptions? A list of values with no names seems less useful
38
# TODO: Perhaps convert the exception to a string at the moment it's
39
# constructed to make sure it will succeed. But that says nothing about
40
# exceptions that are never raised.
42
# TODO: selftest assertRaises should probably also check that every error
43
# raised can be formatted as a string successfully, and without giving
47
class BzrError(StandardError):
49
Base class for errors raised by bzrlib.
51
:cvar internal_error: if true (or absent) this was probably caused by a
52
bzr bug and should be displayed with a traceback; if False this was
53
probably a user or environment error and they don't need the gory details.
54
(That can be overridden by -Derror on the command line.)
56
:cvar _fmt: Format string to display the error; this is expanded
57
by the instance's dict.
60
internal_error = False
62
def __init__(self, msg=None, **kwds):
63
"""Construct a new BzrError.
65
There are two alternative forms for constructing these objects.
66
Either a preformatted string may be passed, or a set of named
67
arguments can be given. The first is for generic "user" errors which
68
are not intended to be caught and so do not need a specific subclass.
69
The second case is for use with subclasses that provide a _fmt format
70
string to print the arguments.
72
Keyword arguments are taken as parameters to the error, which can
73
be inserted into the format string template. It's recommended
74
that subclasses override the __init__ method to require specific
77
:param msg: If given, this is the literal complete text for the error,
78
not subject to expansion.
80
StandardError.__init__(self)
82
# I was going to deprecate this, but it actually turns out to be
83
# quite handy - mbp 20061103.
84
self._preformatted_string = msg
86
self._preformatted_string = None
87
for key, value in kwds.items():
88
setattr(self, key, value)
91
s = getattr(self, '_preformatted_string', None)
93
# contains a preformatted message; must be cast to plain str
96
fmt = self._get_format_string()
98
s = fmt % self.__dict__
99
# __str__() should always return a 'str' object
100
# never a 'unicode' object.
101
if isinstance(s, unicode):
102
return s.encode('utf8')
104
except (AttributeError, TypeError, NameError, ValueError, KeyError), e:
105
return 'Unprintable exception %s: dict=%r, fmt=%r, error=%s' \
106
% (self.__class__.__name__,
108
getattr(self, '_fmt', None),
111
def _get_format_string(self):
112
"""Return format string for this exception or None"""
113
fmt = getattr(self, '_fmt', None)
116
fmt = getattr(self, '__doc__', None)
118
symbol_versioning.warn("%s uses its docstring as a format, "
119
"it should use _fmt instead" % self.__class__.__name__,
122
return 'Unprintable exception %s: dict=%r, fmt=%r' \
123
% (self.__class__.__name__,
125
getattr(self, '_fmt', None),
129
class BzrNewError(BzrError):
130
"""Deprecated error base class."""
131
# base classes should override the docstring with their human-
132
# readable explanation
134
def __init__(self, *args, **kwds):
135
# XXX: Use the underlying BzrError to always generate the args attribute
136
# if it doesn't exist. We can't use super here, because exceptions are
137
# old-style classes in python2.4 (but new in 2.5). --bmc, 20060426
138
symbol_versioning.warn('BzrNewError was deprecated in bzr 0.13; '
139
'please convert %s to use BzrError instead'
140
% self.__class__.__name__,
143
BzrError.__init__(self, *args)
144
for key, value in kwds.items():
145
setattr(self, key, value)
149
# __str__() should always return a 'str' object
150
# never a 'unicode' object.
151
s = self.__doc__ % self.__dict__
152
if isinstance(s, unicode):
153
return s.encode('utf8')
155
except (TypeError, NameError, ValueError, KeyError), e:
156
return 'Unprintable exception %s(%r): %s' \
157
% (self.__class__.__name__,
158
self.__dict__, str(e))
161
class AlreadyBuilding(BzrError):
163
_fmt = "The tree builder is already building a tree."
166
class BzrCheckError(BzrError):
168
_fmt = "Internal check failed: %(message)s"
170
internal_error = True
172
def __init__(self, message):
173
BzrError.__init__(self)
174
self.message = message
177
class InvalidEntryName(BzrError):
179
_fmt = "Invalid entry name: %(name)s"
181
internal_error = True
183
def __init__(self, name):
184
BzrError.__init__(self)
188
class InvalidRevisionNumber(BzrError):
190
_fmt = "Invalid revision number %(revno)s"
192
def __init__(self, revno):
193
BzrError.__init__(self)
197
class InvalidRevisionId(BzrError):
199
_fmt = "Invalid revision-id {%(revision_id)s} in %(branch)s"
201
def __init__(self, revision_id, branch):
202
# branch can be any string or object with __str__ defined
203
BzrError.__init__(self)
204
self.revision_id = revision_id
207
class ReservedId(BzrError):
209
_fmt = "Reserved revision-id {%(revision_id)s}"
211
def __init__(self, revision_id):
212
self.revision_id = revision_id
214
class NoSuchId(BzrError):
216
_fmt = "The file id %(file_id)s is not present in the tree %(tree)s."
218
def __init__(self, tree, file_id):
219
BzrError.__init__(self)
220
self.file_id = file_id
224
class InventoryModified(BzrError):
226
_fmt = ("The current inventory for the tree %(tree)r has been modified, "
227
"so a clean inventory cannot be read without data loss.")
229
internal_error = True
231
def __init__(self, tree):
235
class NoWorkingTree(BzrError):
237
_fmt = "No WorkingTree exists for %(base)s."
239
def __init__(self, base):
240
BzrError.__init__(self)
244
class NotBuilding(BzrError):
246
_fmt = "Not currently building a tree."
249
class NotLocalUrl(BzrError):
251
_fmt = "%(url)s is not a local path."
253
def __init__(self, url):
257
class WorkingTreeAlreadyPopulated(BzrError):
259
_fmt = """Working tree already populated in %(base)s"""
261
internal_error = True
263
def __init__(self, base):
266
class BzrCommandError(BzrError):
267
"""Error from user command"""
269
internal_error = False
271
# Error from malformed user command; please avoid raising this as a
272
# generic exception not caused by user input.
274
# I think it's a waste of effort to differentiate between errors that
275
# are not intended to be caught anyway. UI code need not subclass
276
# BzrCommandError, and non-UI code should not throw a subclass of
277
# BzrCommandError. ADHB 20051211
278
def __init__(self, msg):
279
# Object.__str__() must return a real string
280
# returning a Unicode string is a python error.
281
if isinstance(msg, unicode):
282
self.msg = msg.encode('utf8')
290
class NotWriteLocked(BzrError):
292
_fmt = """%(not_locked)r is not write locked but needs to be."""
294
def __init__(self, not_locked):
295
self.not_locked = not_locked
298
class BzrOptionError(BzrCommandError):
300
_fmt = "Error in command line options"
303
class BadOptionValue(BzrError):
305
_fmt = """Bad value "%(value)s" for option "%(name)s"."""
307
def __init__(self, name, value):
308
BzrError.__init__(self, name=name, value=value)
311
class StrictCommitFailed(BzrError):
313
_fmt = "Commit refused because there are unknown files in the tree"
316
# XXX: Should be unified with TransportError; they seem to represent the
318
class PathError(BzrError):
320
_fmt = "Generic path error: %(path)r%(extra)s)"
322
def __init__(self, path, extra=None):
323
BzrError.__init__(self)
326
self.extra = ': ' + str(extra)
331
class NoSuchFile(PathError):
333
_fmt = "No such file: %(path)r%(extra)s"
336
class FileExists(PathError):
338
_fmt = "File exists: %(path)r%(extra)s"
341
class RenameFailedFilesExist(BzrError):
342
"""Used when renaming and both source and dest exist."""
344
_fmt = ("Could not rename %(source)s => %(dest)s because both files exist."
347
def __init__(self, source, dest, extra=None):
348
BzrError.__init__(self)
349
self.source = str(source)
350
self.dest = str(dest)
352
self.extra = ' ' + str(extra)
357
class NotADirectory(PathError):
359
_fmt = "%(path)r is not a directory %(extra)s"
362
class NotInWorkingDirectory(PathError):
364
_fmt = "%(path)r is not in the working directory %(extra)s"
367
class DirectoryNotEmpty(PathError):
369
_fmt = "Directory not empty: %(path)r%(extra)s"
372
class ReadingCompleted(BzrError):
374
_fmt = ("The MediumRequest '%(request)s' has already had finish_reading "
375
"called upon it - the request has been completed and no more "
378
internal_error = True
380
def __init__(self, request):
381
self.request = request
384
class ResourceBusy(PathError):
386
_fmt = "Device or resource busy: %(path)r%(extra)s"
389
class PermissionDenied(PathError):
391
_fmt = "Permission denied: %(path)r%(extra)s"
394
class InvalidURL(PathError):
396
_fmt = "Invalid url supplied to transport: %(path)r%(extra)s"
399
class InvalidURLJoin(PathError):
401
_fmt = "Invalid URL join request: %(args)s%(extra)s"
403
def __init__(self, msg, base, args):
404
PathError.__init__(self, base, msg)
405
self.args = [base] + list(args)
408
class UnknownHook(BzrError):
410
_fmt = "The %(type)s hook '%(hook)s' is unknown in this version of bzrlib."
412
def __init__(self, hook_type, hook_name):
413
BzrError.__init__(self)
414
self.type = hook_type
415
self.hook = hook_name
418
class UnsupportedProtocol(PathError):
420
_fmt = 'Unsupported protocol for url "%(path)s"%(extra)s'
422
def __init__(self, url, extra):
423
PathError.__init__(self, url, extra=extra)
426
class ShortReadvError(PathError):
428
_fmt = "readv() read %(actual)s bytes rather than %(length)s bytes at %(offset)s for %(path)s%(extra)s"
430
internal_error = True
432
def __init__(self, path, offset, length, actual, extra=None):
433
PathError.__init__(self, path, extra=extra)
439
class PathNotChild(BzrError):
441
_fmt = "Path %(path)r is not a child of path %(base)r%(extra)s"
443
internal_error = True
445
def __init__(self, path, base, extra=None):
446
BzrError.__init__(self)
450
self.extra = ': ' + str(extra)
455
class InvalidNormalization(PathError):
457
_fmt = "Path %(path)r is not unicode normalized"
460
# TODO: This is given a URL; we try to unescape it but doing that from inside
461
# the exception object is a bit undesirable.
462
# TODO: Probably this behavior of should be a common superclass
463
class NotBranchError(PathError):
465
_fmt = "Not a branch: %(path)s"
467
def __init__(self, path):
468
import bzrlib.urlutils as urlutils
469
self.path = urlutils.unescape_for_display(path, 'ascii')
472
class AlreadyBranchError(PathError):
474
_fmt = "Already a branch: %(path)s."
477
class BranchExistsWithoutWorkingTree(PathError):
479
_fmt = "Directory contains a branch, but no working tree \
480
(use bzr checkout if you wish to build a working tree): %(path)s"
483
class AtomicFileAlreadyClosed(PathError):
485
_fmt = "'%(function)s' called on an AtomicFile after it was closed: %(path)s"
487
def __init__(self, path, function):
488
PathError.__init__(self, path=path, extra=None)
489
self.function = function
492
class InaccessibleParent(PathError):
494
_fmt = "Parent not accessible given base %(base)s and relative path %(path)s"
496
def __init__(self, path, base):
497
PathError.__init__(self, path)
501
class NoRepositoryPresent(BzrError):
503
_fmt = "No repository present: %(path)r"
504
def __init__(self, bzrdir):
505
BzrError.__init__(self)
506
self.path = bzrdir.transport.clone('..').base
509
class FileInWrongBranch(BzrError):
511
_fmt = "File %(path)s in not in branch %(branch_base)s."
513
def __init__(self, branch, path):
514
BzrError.__init__(self)
516
self.branch_base = branch.base
520
class UnsupportedFormatError(BzrError):
522
_fmt = "Unsupported branch format: %(format)s"
525
class UnknownFormatError(BzrError):
527
_fmt = "Unknown branch format: %(format)r"
530
class IncompatibleFormat(BzrError):
532
_fmt = "Format %(format)s is not compatible with .bzr version %(bzrdir)s."
534
def __init__(self, format, bzrdir_format):
535
BzrError.__init__(self)
537
self.bzrdir = bzrdir_format
540
class IncompatibleRevision(BzrError):
542
_fmt = "Revision is not compatible with %(repo_format)s"
544
def __init__(self, repo_format):
545
BzrError.__init__(self)
546
self.repo_format = repo_format
549
class AlreadyVersionedError(BzrError):
550
"""Used when a path is expected not to be versioned, but it is."""
552
_fmt = "%(context_info)s%(path)s is already versioned"
554
def __init__(self, path, context_info=None):
555
"""Construct a new AlreadyVersionedError.
557
:param path: This is the path which is versioned,
558
which should be in a user friendly form.
559
:param context_info: If given, this is information about the context,
560
which could explain why this is expected to not be versioned.
562
BzrError.__init__(self)
564
if context_info is None:
565
self.context_info = ''
567
self.context_info = context_info + ". "
570
class NotVersionedError(BzrError):
571
"""Used when a path is expected to be versioned, but it is not."""
573
_fmt = "%(context_info)s%(path)s is not versioned"
575
def __init__(self, path, context_info=None):
576
"""Construct a new NotVersionedError.
578
:param path: This is the path which is not versioned,
579
which should be in a user friendly form.
580
:param context_info: If given, this is information about the context,
581
which could explain why this is expected to be versioned.
583
BzrError.__init__(self)
585
if context_info is None:
586
self.context_info = ''
588
self.context_info = context_info + ". "
591
class PathsNotVersionedError(BzrError):
592
"""Used when reporting several paths which are not versioned"""
594
_fmt = "Path(s) are not versioned: %(paths_as_string)s"
596
def __init__(self, paths):
597
from bzrlib.osutils import quotefn
598
BzrError.__init__(self)
600
self.paths_as_string = ' '.join([quotefn(p) for p in paths])
603
class PathsDoNotExist(BzrError):
605
_fmt = "Path(s) do not exist: %(paths_as_string)s%(extra)s"
607
# used when reporting that paths are neither versioned nor in the working
610
def __init__(self, paths, extra=None):
612
from bzrlib.osutils import quotefn
613
BzrError.__init__(self)
615
self.paths_as_string = ' '.join([quotefn(p) for p in paths])
617
self.extra = ': ' + str(extra)
622
class BadFileKindError(BzrError):
624
_fmt = "Cannot operate on %(filename)s of unsupported kind %(kind)s"
627
class ForbiddenControlFileError(BzrError):
629
_fmt = "Cannot operate on %(filename)s because it is a control file"
632
class LockError(BzrError):
634
_fmt = "Lock error: %(message)s"
636
internal_error = True
638
# All exceptions from the lock/unlock functions should be from
639
# this exception class. They will be translated as necessary. The
640
# original exception is available as e.original_error
642
# New code should prefer to raise specific subclasses
643
def __init__(self, message):
644
self.message = message
647
class LockActive(LockError):
649
_fmt = "The lock for '%(lock_description)s' is in use and cannot be broken."
651
internal_error = False
653
def __init__(self, lock_description):
654
self.lock_description = lock_description
657
class CommitNotPossible(LockError):
659
_fmt = "A commit was attempted but we do not have a write lock open."
665
class AlreadyCommitted(LockError):
667
_fmt = "A rollback was requested, but is not able to be accomplished."
673
class ReadOnlyError(LockError):
675
_fmt = "A write attempt was made in a read only transaction on %(obj)s"
677
def __init__(self, obj):
681
class OutSideTransaction(BzrError):
683
_fmt = "A transaction related operation was attempted after the transaction finished."
686
class ObjectNotLocked(LockError):
688
_fmt = "%(obj)r is not locked"
690
# this can indicate that any particular object is not locked; see also
691
# LockNotHeld which means that a particular *lock* object is not held by
692
# the caller -- perhaps they should be unified.
693
def __init__(self, obj):
697
class ReadOnlyObjectDirtiedError(ReadOnlyError):
699
_fmt = "Cannot change object %(obj)r in read only transaction"
701
def __init__(self, obj):
705
class UnlockableTransport(LockError):
707
_fmt = "Cannot lock: transport is read only: %(transport)s"
709
def __init__(self, transport):
710
self.transport = transport
713
class LockContention(LockError):
715
_fmt = "Could not acquire lock %(lock)s"
716
# TODO: show full url for lock, combining the transport and relative
719
internal_error = False
721
def __init__(self, lock):
725
class LockBroken(LockError):
727
_fmt = "Lock was broken while still open: %(lock)s - check storage consistency!"
729
internal_error = False
731
def __init__(self, lock):
735
class LockBreakMismatch(LockError):
737
_fmt = "Lock was released and re-acquired before being broken: %(lock)s: held by %(holder)r, wanted to break %(target)r"
739
internal_error = False
741
def __init__(self, lock, holder, target):
747
class LockNotHeld(LockError):
749
_fmt = "Lock not held: %(lock)s"
751
internal_error = False
753
def __init__(self, lock):
757
class PointlessCommit(BzrError):
759
_fmt = "No changes to commit"
762
class UpgradeReadonly(BzrError):
764
_fmt = "Upgrade URL cannot work with readonly URLs."
767
class UpToDateFormat(BzrError):
769
_fmt = "The branch format %(format)s is already at the most recent format."
771
def __init__(self, format):
772
BzrError.__init__(self)
776
class StrictCommitFailed(Exception):
778
_fmt = "Commit refused because there are unknowns in the tree."
781
class NoSuchRevision(BzrError):
783
_fmt = "Branch %(branch)s has no revision %(revision)s"
785
internal_error = True
787
def __init__(self, branch, revision):
788
BzrError.__init__(self, branch=branch, revision=revision)
791
class NotLeftParentDescendant(BzrError):
793
_fmt = "Revision %(old_revision)s is not the left parent of"\
794
" %(new_revision)s, but branch %(branch_location)s expects this"
796
internal_error = True
798
def __init__(self, branch, old_revision, new_revision):
799
BzrError.__init__(self, branch_location=branch.base,
800
old_revision=old_revision,
801
new_revision=new_revision)
804
class NoSuchRevisionSpec(BzrError):
806
_fmt = "No namespace registered for string: %(spec)r"
808
def __init__(self, spec):
809
BzrError.__init__(self, spec=spec)
812
class NoSuchRevisionInTree(NoSuchRevision):
813
"""When using Tree.revision_tree, and the revision is not accessible."""
815
_fmt = "The revision id %(revision_id)s is not present in the tree %(tree)s."
817
def __init__(self, tree, revision_id):
818
BzrError.__init__(self)
820
self.revision_id = revision_id
823
class InvalidRevisionSpec(BzrError):
825
_fmt = "Requested revision: %(spec)r does not exist in branch: %(branch)s%(extra)s"
827
def __init__(self, spec, branch, extra=None):
828
BzrError.__init__(self, branch=branch, spec=spec)
830
self.extra = '\n' + str(extra)
835
class HistoryMissing(BzrError):
837
_fmt = "%(branch)s is missing %(object_type)s {%(object_id)s}"
840
class AppendRevisionsOnlyViolation(BzrError):
842
_fmt = 'Operation denied because it would change the main history, '\
843
'which is not permitted by the append_revisions_only setting on'\
844
' branch "%(location)s".'
846
def __init__(self, location):
847
import bzrlib.urlutils as urlutils
848
location = urlutils.unescape_for_display(location, 'ascii')
849
BzrError.__init__(self, location=location)
852
class DivergedBranches(BzrError):
854
_fmt = "These branches have diverged. Use the merge command to reconcile them."""
856
internal_error = False
858
def __init__(self, branch1, branch2):
859
self.branch1 = branch1
860
self.branch2 = branch2
863
class NotLefthandHistory(BzrError):
865
_fmt = "Supplied history does not follow left-hand parents"
867
internal_error = True
869
def __init__(self, history):
870
BzrError.__init__(self, history=history)
873
class UnrelatedBranches(BzrError):
875
_fmt = "Branches have no common ancestor, and no merge base revision was specified."
877
internal_error = False
880
class NoCommonAncestor(BzrError):
882
_fmt = "Revisions have no common ancestor: %(revision_a)s %(revision_b)s"
884
def __init__(self, revision_a, revision_b):
885
self.revision_a = revision_a
886
self.revision_b = revision_b
889
class NoCommonRoot(BzrError):
891
_fmt = "Revisions are not derived from the same root: " \
892
"%(revision_a)s %(revision_b)s."
894
def __init__(self, revision_a, revision_b):
895
BzrError.__init__(self, revision_a=revision_a, revision_b=revision_b)
898
class NotAncestor(BzrError):
900
_fmt = "Revision %(rev_id)s is not an ancestor of %(not_ancestor_id)s"
902
def __init__(self, rev_id, not_ancestor_id):
903
BzrError.__init__(self, rev_id=rev_id,
904
not_ancestor_id=not_ancestor_id)
907
class InstallFailed(BzrError):
909
def __init__(self, revisions):
910
revision_str = ", ".join(str(r) for r in revisions)
911
msg = "Could not install revisions:\n%s" % revision_str
912
BzrError.__init__(self, msg)
913
self.revisions = revisions
916
class AmbiguousBase(BzrError):
918
def __init__(self, bases):
919
warn("BzrError AmbiguousBase has been deprecated as of bzrlib 0.8.",
921
msg = "The correct base is unclear, because %s are all equally close" %\
923
BzrError.__init__(self, msg)
927
class NoCommits(BzrError):
929
_fmt = "Branch %(branch)s has no commits."
931
def __init__(self, branch):
932
BzrError.__init__(self, branch=branch)
935
class UnlistableStore(BzrError):
937
def __init__(self, store):
938
BzrError.__init__(self, "Store %s is not listable" % store)
942
class UnlistableBranch(BzrError):
944
def __init__(self, br):
945
BzrError.__init__(self, "Stores for branch %s are not listable" % br)
948
class BoundBranchOutOfDate(BzrError):
950
_fmt = "Bound branch %(branch)s is out of date with master branch %(master)s."
952
def __init__(self, branch, master):
953
BzrError.__init__(self)
958
class CommitToDoubleBoundBranch(BzrError):
960
_fmt = "Cannot commit to branch %(branch)s. It is bound to %(master)s, which is bound to %(remote)s."
962
def __init__(self, branch, master, remote):
963
BzrError.__init__(self)
969
class OverwriteBoundBranch(BzrError):
971
_fmt = "Cannot pull --overwrite to a branch which is bound %(branch)s"
973
def __init__(self, branch):
974
BzrError.__init__(self)
978
class BoundBranchConnectionFailure(BzrError):
980
_fmt = "Unable to connect to target of bound branch %(branch)s => %(target)s: %(error)s"
982
def __init__(self, branch, target, error):
983
BzrError.__init__(self)
989
class WeaveError(BzrError):
991
_fmt = "Error in processing weave: %(message)s"
993
def __init__(self, message=None):
994
BzrError.__init__(self)
995
self.message = message
998
class WeaveRevisionAlreadyPresent(WeaveError):
1000
_fmt = "Revision {%(revision_id)s} already present in %(weave)s"
1002
def __init__(self, revision_id, weave):
1004
WeaveError.__init__(self)
1005
self.revision_id = revision_id
1009
class WeaveRevisionNotPresent(WeaveError):
1011
_fmt = "Revision {%(revision_id)s} not present in %(weave)s"
1013
def __init__(self, revision_id, weave):
1014
WeaveError.__init__(self)
1015
self.revision_id = revision_id
1019
class WeaveFormatError(WeaveError):
1021
_fmt = "Weave invariant violated: %(what)s"
1023
def __init__(self, what):
1024
WeaveError.__init__(self)
1028
class WeaveParentMismatch(WeaveError):
1030
_fmt = "Parents are mismatched between two revisions."
1033
class WeaveInvalidChecksum(WeaveError):
1035
_fmt = "Text did not match it's checksum: %(message)s"
1038
class WeaveTextDiffers(WeaveError):
1040
_fmt = "Weaves differ on text content. Revision: {%(revision_id)s}, %(weave_a)s, %(weave_b)s"
1042
def __init__(self, revision_id, weave_a, weave_b):
1043
WeaveError.__init__(self)
1044
self.revision_id = revision_id
1045
self.weave_a = weave_a
1046
self.weave_b = weave_b
1049
class WeaveTextDiffers(WeaveError):
1051
_fmt = "Weaves differ on text content. Revision: {%(revision_id)s}, %(weave_a)s, %(weave_b)s"
1053
def __init__(self, revision_id, weave_a, weave_b):
1054
WeaveError.__init__(self)
1055
self.revision_id = revision_id
1056
self.weave_a = weave_a
1057
self.weave_b = weave_b
1060
class VersionedFileError(BzrError):
1062
_fmt = "Versioned file error"
1065
class RevisionNotPresent(VersionedFileError):
1067
_fmt = "Revision {%(revision_id)s} not present in %(file_id)s."
1069
def __init__(self, revision_id, file_id):
1070
VersionedFileError.__init__(self)
1071
self.revision_id = revision_id
1072
self.file_id = file_id
1075
class RevisionAlreadyPresent(VersionedFileError):
1077
_fmt = "Revision {%(revision_id)s} already present in %(file_id)s."
1079
def __init__(self, revision_id, file_id):
1080
VersionedFileError.__init__(self)
1081
self.revision_id = revision_id
1082
self.file_id = file_id
1085
class KnitError(BzrError):
1089
internal_error = True
1092
class KnitHeaderError(KnitError):
1094
_fmt = "Knit header error: %(badline)r unexpected for file %(filename)s"
1096
def __init__(self, badline, filename):
1097
KnitError.__init__(self)
1098
self.badline = badline
1099
self.filename = filename
1102
class KnitCorrupt(KnitError):
1104
_fmt = "Knit %(filename)s corrupt: %(how)s"
1106
def __init__(self, filename, how):
1107
KnitError.__init__(self)
1108
self.filename = filename
1112
class KnitIndexUnknownMethod(KnitError):
1113
"""Raised when we don't understand the storage method.
1115
Currently only 'fulltext' and 'line-delta' are supported.
1118
_fmt = ("Knit index %(filename)s does not have a known method"
1119
" in options: %(options)r")
1121
def __init__(self, filename, options):
1122
KnitError.__init__(self)
1123
self.filename = filename
1124
self.options = options
1127
class NoSuchExportFormat(BzrError):
1129
_fmt = "Export format %(format)r not supported"
1131
def __init__(self, format):
1132
BzrError.__init__(self)
1133
self.format = format
1136
class TransportError(BzrError):
1138
_fmt = "Transport error: %(msg)s %(orig_error)s"
1140
def __init__(self, msg=None, orig_error=None):
1141
if msg is None and orig_error is not None:
1142
msg = str(orig_error)
1143
if orig_error is None:
1148
self.orig_error = orig_error
1149
BzrError.__init__(self)
1152
class TooManyConcurrentRequests(BzrError):
1154
_fmt = ("The medium '%(medium)s' has reached its concurrent request limit. "
1155
"Be sure to finish_writing and finish_reading on the "
1156
"current request that is open.")
1158
internal_error = True
1160
def __init__(self, medium):
1161
self.medium = medium
1164
class SmartProtocolError(TransportError):
1166
_fmt = "Generic bzr smart protocol error: %(details)s"
1168
def __init__(self, details):
1169
self.details = details
1172
# A set of semi-meaningful errors which can be thrown
1173
class TransportNotPossible(TransportError):
1175
_fmt = "Transport operation not possible: %(msg)s %(orig_error)s"
1178
class ConnectionError(TransportError):
1180
_fmt = "Connection error: %(msg)s %(orig_error)s"
1183
class SocketConnectionError(ConnectionError):
1185
_fmt = "%(msg)s %(host)s%(port)s%(orig_error)s"
1187
def __init__(self, host, port=None, msg=None, orig_error=None):
1189
msg = 'Failed to connect to'
1190
if orig_error is None:
1193
orig_error = '; ' + str(orig_error)
1194
ConnectionError.__init__(self, msg=msg, orig_error=orig_error)
1199
self.port = ':%s' % port
1202
class ConnectionReset(TransportError):
1204
_fmt = "Connection closed: %(msg)s %(orig_error)s"
1207
class InvalidRange(TransportError):
1209
_fmt = "Invalid range access in %(path)s at %(offset)s."
1211
def __init__(self, path, offset):
1212
TransportError.__init__(self, ("Invalid range access in %s at %d"
1215
self.offset = offset
1218
class InvalidHttpResponse(TransportError):
1220
_fmt = "Invalid http response for %(path)s: %(msg)s"
1222
def __init__(self, path, msg, orig_error=None):
1224
TransportError.__init__(self, msg, orig_error=orig_error)
1227
class InvalidHttpRange(InvalidHttpResponse):
1229
_fmt = "Invalid http range %(range)r for %(path)s: %(msg)s"
1231
def __init__(self, path, range, msg):
1233
InvalidHttpResponse.__init__(self, path, msg)
1236
class InvalidHttpContentType(InvalidHttpResponse):
1238
_fmt = 'Invalid http Content-type "%(ctype)s" for %(path)s: %(msg)s'
1240
def __init__(self, path, ctype, msg):
1242
InvalidHttpResponse.__init__(self, path, msg)
1245
class ConflictsInTree(BzrError):
1247
_fmt = "Working tree has conflicts."
1250
class ParseConfigError(BzrError):
1252
def __init__(self, errors, filename):
1253
if filename is None:
1255
message = "Error(s) parsing config file %s:\n%s" % \
1256
(filename, ('\n'.join(e.message for e in errors)))
1257
BzrError.__init__(self, message)
1260
class NoEmailInUsername(BzrError):
1262
_fmt = "%(username)r does not seem to contain a reasonable email address"
1264
def __init__(self, username):
1265
BzrError.__init__(self)
1266
self.username = username
1269
class SigningFailed(BzrError):
1271
_fmt = "Failed to gpg sign data with command %(command_line)r"
1273
def __init__(self, command_line):
1274
BzrError.__init__(self, command_line=command_line)
1277
class WorkingTreeNotRevision(BzrError):
1279
_fmt = ("The working tree for %(basedir)s has changed since"
1280
" the last commit, but weave merge requires that it be"
1283
def __init__(self, tree):
1284
BzrError.__init__(self, basedir=tree.basedir)
1287
class CantReprocessAndShowBase(BzrError):
1289
_fmt = "Can't reprocess and show base, because reprocessing obscures " \
1290
"the relationship of conflicting lines to the base"
1293
class GraphCycleError(BzrError):
1295
_fmt = "Cycle in graph %(graph)r"
1297
def __init__(self, graph):
1298
BzrError.__init__(self)
1302
class WritingCompleted(BzrError):
1304
_fmt = ("The MediumRequest '%(request)s' has already had finish_writing "
1305
"called upon it - accept bytes may not be called anymore.")
1307
internal_error = True
1309
def __init__(self, request):
1310
self.request = request
1313
class WritingNotComplete(BzrError):
1315
_fmt = ("The MediumRequest '%(request)s' has not has finish_writing "
1316
"called upon it - until the write phase is complete no "
1317
"data may be read.")
1319
internal_error = True
1321
def __init__(self, request):
1322
self.request = request
1325
class NotConflicted(BzrError):
1327
_fmt = "File %(filename)s is not conflicted."
1329
def __init__(self, filename):
1330
BzrError.__init__(self)
1331
self.filename = filename
1334
class MediumNotConnected(BzrError):
1336
_fmt = """The medium '%(medium)s' is not connected."""
1338
internal_error = True
1340
def __init__(self, medium):
1341
self.medium = medium
1344
class MustUseDecorated(Exception):
1346
_fmt = """A decorating function has requested its original command be used."""
1349
class NoBundleFound(BzrError):
1351
_fmt = "No bundle was found in %(filename)s"
1353
def __init__(self, filename):
1354
BzrError.__init__(self)
1355
self.filename = filename
1358
class BundleNotSupported(BzrError):
1360
_fmt = "Unable to handle bundle version %(version)s: %(msg)s"
1362
def __init__(self, version, msg):
1363
BzrError.__init__(self)
1364
self.version = version
1368
class MissingText(BzrError):
1370
_fmt = "Branch %(base)s is missing revision %(text_revision)s of %(file_id)s"
1372
def __init__(self, branch, text_revision, file_id):
1373
BzrError.__init__(self)
1374
self.branch = branch
1375
self.base = branch.base
1376
self.text_revision = text_revision
1377
self.file_id = file_id
1380
class DuplicateKey(BzrError):
1382
_fmt = "Key %(key)s is already present in map"
1385
class MalformedTransform(BzrError):
1387
_fmt = "Tree transform is malformed %(conflicts)r"
1390
class NoFinalPath(BzrError):
1392
_fmt = ("No final name for trans_id %(trans_id)r\n"
1393
"file-id: %(file_id)r\n"
1394
"root trans-id: %(root_trans_id)r\n")
1396
def __init__(self, trans_id, transform):
1397
self.trans_id = trans_id
1398
self.file_id = transform.final_file_id(trans_id)
1399
self.root_trans_id = transform.root
1402
class BzrBadParameter(BzrError):
1404
_fmt = "Bad parameter: %(param)r"
1406
# This exception should never be thrown, but it is a base class for all
1407
# parameter-to-function errors.
1409
def __init__(self, param):
1410
BzrError.__init__(self)
1414
class BzrBadParameterNotUnicode(BzrBadParameter):
1416
_fmt = "Parameter %(param)s is neither unicode nor utf8."
1419
class ReusingTransform(BzrError):
1421
_fmt = "Attempt to reuse a transform that has already been applied."
1424
class CantMoveRoot(BzrError):
1426
_fmt = "Moving the root directory is not supported at this time"
1429
class BzrMoveFailedError(BzrError):
1431
_fmt = "Could not move %(from_path)s%(operator)s %(to_path)s%(extra)s"
1433
def __init__(self, from_path='', to_path='', extra=None):
1434
BzrError.__init__(self)
1436
self.extra = ': ' + str(extra)
1440
has_from = len(from_path) > 0
1441
has_to = len(to_path) > 0
1443
self.from_path = osutils.splitpath(from_path)[-1]
1448
self.to_path = osutils.splitpath(to_path)[-1]
1453
if has_from and has_to:
1454
self.operator = " =>"
1456
self.from_path = "from " + from_path
1458
self.operator = "to"
1460
self.operator = "file"
1463
class BzrRenameFailedError(BzrMoveFailedError):
1465
_fmt = "Could not rename %(from_path)s%(operator)s %(to_path)s%(extra)s"
1467
def __init__(self, from_path, to_path, extra=None):
1468
BzrMoveFailedError.__init__(self, from_path, to_path, extra)
1471
class BzrBadParameterNotString(BzrBadParameter):
1473
_fmt = "Parameter %(param)s is not a string or unicode string."
1476
class BzrBadParameterMissing(BzrBadParameter):
1478
_fmt = "Parameter $(param)s is required but not present."
1481
class BzrBadParameterUnicode(BzrBadParameter):
1483
_fmt = "Parameter %(param)s is unicode but only byte-strings are permitted."
1486
class BzrBadParameterContainsNewline(BzrBadParameter):
1488
_fmt = "Parameter %(param)s contains a newline."
1491
class DependencyNotPresent(BzrError):
1493
_fmt = 'Unable to import library "%(library)s": %(error)s'
1495
def __init__(self, library, error):
1496
BzrError.__init__(self, library=library, error=error)
1499
class ParamikoNotPresent(DependencyNotPresent):
1501
_fmt = "Unable to import paramiko (required for sftp support): %(error)s"
1503
def __init__(self, error):
1504
DependencyNotPresent.__init__(self, 'paramiko', error)
1507
class PointlessMerge(BzrError):
1509
_fmt = "Nothing to merge."
1512
class UninitializableFormat(BzrError):
1514
_fmt = "Format %(format)s cannot be initialised by this version of bzr."
1516
def __init__(self, format):
1517
BzrError.__init__(self)
1518
self.format = format
1521
class BadConversionTarget(BzrError):
1523
_fmt = "Cannot convert to format %(format)s. %(problem)s"
1525
def __init__(self, problem, format):
1526
BzrError.__init__(self)
1527
self.problem = problem
1528
self.format = format
1531
class NoDiff(BzrError):
1533
_fmt = "Diff is not installed on this machine: %(msg)s"
1535
def __init__(self, msg):
1536
BzrError.__init__(self, msg=msg)
1539
class NoDiff3(BzrError):
1541
_fmt = "Diff3 is not installed on this machine."
1544
class ExistingLimbo(BzrError):
1546
_fmt = """This tree contains left-over files from a failed operation.
1547
Please examine %(limbo_dir)s to see if it contains any files you wish to
1548
keep, and delete it when you are done."""
1550
def __init__(self, limbo_dir):
1551
BzrError.__init__(self)
1552
self.limbo_dir = limbo_dir
1555
class ImmortalLimbo(BzrError):
1557
_fmt = """Unable to delete transform temporary directory $(limbo_dir)s.
1558
Please examine %(limbo_dir)s to see if it contains any files you wish to
1559
keep, and delete it when you are done."""
1561
def __init__(self, limbo_dir):
1562
BzrError.__init__(self)
1563
self.limbo_dir = limbo_dir
1566
class OutOfDateTree(BzrError):
1568
_fmt = "Working tree is out of date, please run 'bzr update'."
1570
def __init__(self, tree):
1571
BzrError.__init__(self)
1575
class MergeModifiedFormatError(BzrError):
1577
_fmt = "Error in merge modified format"
1580
class ConflictFormatError(BzrError):
1582
_fmt = "Format error in conflict listings"
1585
class CorruptRepository(BzrError):
1587
_fmt = """An error has been detected in the repository %(repo_path)s.
1588
Please run bzr reconcile on this repository."""
1590
def __init__(self, repo):
1591
BzrError.__init__(self)
1592
self.repo_path = repo.bzrdir.root_transport.base
1595
class UpgradeRequired(BzrError):
1597
_fmt = "To use this feature you must upgrade your branch at %(path)s."
1599
def __init__(self, path):
1600
BzrError.__init__(self)
1604
class LocalRequiresBoundBranch(BzrError):
1606
_fmt = "Cannot perform local-only commits on unbound branches."
1609
class MissingProgressBarFinish(BzrError):
1611
_fmt = "A nested progress bar was not 'finished' correctly."
1614
class InvalidProgressBarType(BzrError):
1616
_fmt = """Environment variable BZR_PROGRESS_BAR='%(bar_type)s is not a supported type
1617
Select one of: %(valid_types)s"""
1619
def __init__(self, bar_type, valid_types):
1620
BzrError.__init__(self, bar_type=bar_type, valid_types=valid_types)
1623
class UnsupportedOperation(BzrError):
1625
_fmt = "The method %(mname)s is not supported on objects of type %(tname)s."
1627
def __init__(self, method, method_self):
1628
self.method = method
1629
self.mname = method.__name__
1630
self.tname = type(method_self).__name__
1633
class CannotSetRevisionId(UnsupportedOperation):
1634
"""Raised when a commit is attempting to set a revision id but cant."""
1637
class NonAsciiRevisionId(UnsupportedOperation):
1638
"""Raised when a commit is attempting to set a non-ascii revision id but cant."""
1641
class BinaryFile(BzrError):
1643
_fmt = "File is binary but should be text."
1646
class IllegalPath(BzrError):
1648
_fmt = "The path %(path)s is not permitted on this platform"
1650
def __init__(self, path):
1651
BzrError.__init__(self)
1655
class TestamentMismatch(BzrError):
1657
_fmt = """Testament did not match expected value.
1658
For revision_id {%(revision_id)s}, expected {%(expected)s}, measured
1661
def __init__(self, revision_id, expected, measured):
1662
self.revision_id = revision_id
1663
self.expected = expected
1664
self.measured = measured
1667
class NotABundle(BzrError):
1669
_fmt = "Not a bzr revision-bundle: %(text)r"
1671
def __init__(self, text):
1672
BzrError.__init__(self)
1676
class BadBundle(BzrError):
1678
_fmt = "Bad bzr revision-bundle: %(text)r"
1680
def __init__(self, text):
1681
BzrError.__init__(self)
1685
class MalformedHeader(BadBundle):
1687
_fmt = "Malformed bzr revision-bundle header: %(text)r"
1690
class MalformedPatches(BadBundle):
1692
_fmt = "Malformed patches in bzr revision-bundle: %(text)r"
1695
class MalformedFooter(BadBundle):
1697
_fmt = "Malformed footer in bzr revision-bundle: %(text)r"
1700
class UnsupportedEOLMarker(BadBundle):
1702
_fmt = "End of line marker was not \\n in bzr revision-bundle"
1705
# XXX: BadBundle's constructor assumes there's explanatory text,
1706
# but for this there is not
1707
BzrError.__init__(self)
1710
class IncompatibleBundleFormat(BzrError):
1712
_fmt = "Bundle format %(bundle_format)s is incompatible with %(other)s"
1714
def __init__(self, bundle_format, other):
1715
BzrError.__init__(self)
1716
self.bundle_format = bundle_format
1720
class BadInventoryFormat(BzrError):
1722
_fmt = "Root class for inventory serialization errors"
1725
class UnexpectedInventoryFormat(BadInventoryFormat):
1727
_fmt = "The inventory was not in the expected format:\n %(msg)s"
1729
def __init__(self, msg):
1730
BadInventoryFormat.__init__(self, msg=msg)
1733
class NoSmartMedium(BzrError):
1735
_fmt = "The transport '%(transport)s' cannot tunnel the smart protocol."
1736
internal_error = True
1738
def __init__(self, transport):
1739
self.transport = transport
1742
class NoSmartServer(NotBranchError):
1744
_fmt = "No smart server available at %(url)s"
1746
def __init__(self, url):
1750
class UnknownSSH(BzrError):
1752
_fmt = "Unrecognised value for BZR_SSH environment variable: %(vendor)s"
1754
def __init__(self, vendor):
1755
BzrError.__init__(self)
1756
self.vendor = vendor
1759
class GhostRevisionUnusableHere(BzrError):
1761
_fmt = "Ghost revision {%(revision_id)s} cannot be used here."
1763
def __init__(self, revision_id):
1764
BzrError.__init__(self)
1765
self.revision_id = revision_id
1768
class IllegalUseOfScopeReplacer(BzrError):
1770
_fmt = "ScopeReplacer object %(name)r was used incorrectly: %(msg)s%(extra)s"
1772
internal_error = True
1774
def __init__(self, name, msg, extra=None):
1775
BzrError.__init__(self)
1779
self.extra = ': ' + str(extra)
1784
class InvalidImportLine(BzrError):
1786
_fmt = "Not a valid import statement: %(msg)\n%(text)s"
1788
internal_error = True
1790
def __init__(self, text, msg):
1791
BzrError.__init__(self)
1796
class ImportNameCollision(BzrError):
1798
_fmt = "Tried to import an object to the same name as an existing object. %(name)s"
1800
internal_error = True
1802
def __init__(self, name):
1803
BzrError.__init__(self)
added
removed
bzrlib/errors.py
