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# Copyright (C) 2005-2013, 2016 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""Exceptions for bzr, and reporting of them.
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from __future__ import absolute_import
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# TODO: is there any value in providing the .args field used by standard
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# python exceptions? A list of values with no names seems less useful
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# TODO: Perhaps convert the exception to a string at the moment it's
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# constructed to make sure it will succeed. But that says nothing about
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# exceptions that are never raised.
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# TODO: selftest assertRaises should probably also check that every error
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# raised can be formatted as a string successfully, and without giving
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# return codes from the brz program
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EXIT_INTERNAL_ERROR = 4
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class BzrError(Exception):
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Base class for errors raised by breezy.
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:cvar internal_error: if True this was probably caused by a brz bug and
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should be displayed with a traceback; if False (or absent) this was
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probably a user or environment error and they don't need the gory
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details. (That can be overridden by -Derror on the command line.)
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:cvar _fmt: Format string to display the error; this is expanded
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by the instance's dict.
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internal_error = False
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def __init__(self, msg=None, **kwds):
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"""Construct a new BzrError.
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There are two alternative forms for constructing these objects.
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Either a preformatted string may be passed, or a set of named
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arguments can be given. The first is for generic "user" errors which
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are not intended to be caught and so do not need a specific subclass.
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The second case is for use with subclasses that provide a _fmt format
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string to print the arguments.
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Keyword arguments are taken as parameters to the error, which can
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be inserted into the format string template. It's recommended
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that subclasses override the __init__ method to require specific
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:param msg: If given, this is the literal complete text for the error,
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not subject to expansion. 'msg' is used instead of 'message' because
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python evolved and, in 2.6, forbids the use of 'message'.
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Exception.__init__(self)
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# I was going to deprecate this, but it actually turns out to be
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# quite handy - mbp 20061103.
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self._preformatted_string = msg
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self._preformatted_string = None
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for key, value in kwds.items():
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setattr(self, key, value)
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s = getattr(self, '_preformatted_string', None)
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# contains a preformatted message
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fmt = self._get_format_string()
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d = dict(self.__dict__)
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# __str__() should always return a 'str' object
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# never a 'unicode' object.
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except Exception as e:
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return 'Unprintable exception %s: dict=%r, fmt=%r, error=%r' \
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% (self.__class__.__name__,
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getattr(self, '_fmt', None),
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return self._format().encode('utf-8')
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__unicode__ = _format
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return '%s(%s)' % (self.__class__.__name__, str(self))
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def _get_format_string(self):
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"""Return format string for this exception or None"""
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fmt = getattr(self, '_fmt', None)
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from breezy.i18n import gettext
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return gettext(fmt) # _fmt strings should be ascii
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def __eq__(self, other):
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if self.__class__ is not other.__class__:
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return NotImplemented
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return self.__dict__ == other.__dict__
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class InternalBzrError(BzrError):
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"""Base class for errors that are internal in nature.
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This is a convenience class for errors that are internal. The
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internal_error attribute can still be altered in subclasses, if needed.
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Using this class is simply an easy way to get internal errors.
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internal_error = True
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class BranchError(BzrError):
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"""Base class for concrete 'errors about a branch'."""
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def __init__(self, branch):
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BzrError.__init__(self, branch=branch)
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class BzrCheckError(InternalBzrError):
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_fmt = "Internal check failed: %(msg)s"
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def __init__(self, msg):
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BzrError.__init__(self)
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class IncompatibleVersion(BzrError):
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_fmt = 'API %(api)s is not compatible; one of versions %(wanted)r '\
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'is required, but current version is %(current)r.'
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def __init__(self, api, wanted, current):
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self.current = current
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class InProcessTransport(BzrError):
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_fmt = "The transport '%(transport)s' is only accessible within this " \
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def __init__(self, transport):
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self.transport = transport
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class InvalidEntryName(InternalBzrError):
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_fmt = "Invalid entry name: %(name)s"
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def __init__(self, name):
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BzrError.__init__(self)
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class InvalidRevisionNumber(BzrError):
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_fmt = "Invalid revision number %(revno)s"
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def __init__(self, revno):
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BzrError.__init__(self)
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class InvalidRevisionId(BzrError):
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_fmt = "Invalid revision-id {%(revision_id)s} in %(branch)s"
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def __init__(self, revision_id, branch):
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# branch can be any string or object with __str__ defined
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BzrError.__init__(self)
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self.revision_id = revision_id
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class ReservedId(BzrError):
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_fmt = "Reserved revision-id {%(revision_id)s}"
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def __init__(self, revision_id):
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self.revision_id = revision_id
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class RootMissing(InternalBzrError):
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_fmt = ("The root entry of a tree must be the first entry supplied to "
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"the commit builder.")
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class NoPublicBranch(BzrError):
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_fmt = 'There is no public branch set for "%(branch_url)s".'
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def __init__(self, branch):
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from . import urlutils
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public_location = urlutils.unescape_for_display(branch.base, 'ascii')
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BzrError.__init__(self, branch_url=public_location)
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class NoSuchId(BzrError):
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_fmt = 'The file id "%(file_id)s" is not present in the tree %(tree)s.'
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def __init__(self, tree, file_id):
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BzrError.__init__(self)
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self.file_id = file_id
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class NotStacked(BranchError):
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_fmt = "The branch '%(branch)s' is not stacked."
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class InventoryModified(InternalBzrError):
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_fmt = ("The current inventory for the tree %(tree)r has been modified,"
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" so a clean inventory cannot be read without data loss.")
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def __init__(self, tree):
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class NoWorkingTree(BzrError):
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_fmt = 'No WorkingTree exists for "%(base)s".'
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def __init__(self, base):
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BzrError.__init__(self)
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class NotLocalUrl(BzrError):
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_fmt = "%(url)s is not a local path."
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def __init__(self, url):
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class WorkingTreeAlreadyPopulated(InternalBzrError):
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_fmt = 'Working tree already populated in "%(base)s"'
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def __init__(self, base):
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class BzrCommandError(BzrError):
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"""Error from user command"""
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# Error from malformed user command; please avoid raising this as a
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# generic exception not caused by user input.
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# I think it's a waste of effort to differentiate between errors that
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# are not intended to be caught anyway. UI code need not subclass
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# BzrCommandError, and non-UI code should not throw a subclass of
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# BzrCommandError. ADHB 20051211
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class NotWriteLocked(BzrError):
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_fmt = """%(not_locked)r is not write locked but needs to be."""
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def __init__(self, not_locked):
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self.not_locked = not_locked
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class StrictCommitFailed(BzrError):
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_fmt = "Commit refused because there are unknown files in the tree"
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# XXX: Should be unified with TransportError; they seem to represent the
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# RBC 20060929: I think that unifiying with TransportError would be a mistake
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# - this is finer than a TransportError - and more useful as such. It
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# differentiates between 'transport has failed' and 'operation on a transport
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class PathError(BzrError):
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_fmt = "Generic path error: %(path)r%(extra)s)"
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def __init__(self, path, extra=None):
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BzrError.__init__(self)
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self.extra = ': ' + str(extra)
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class NoSuchFile(PathError):
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_fmt = "No such file: %(path)r%(extra)s"
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class FileExists(PathError):
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_fmt = "File exists: %(path)r%(extra)s"
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class RenameFailedFilesExist(BzrError):
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"""Used when renaming and both source and dest exist."""
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_fmt = ("Could not rename %(source)s => %(dest)s because both files exist."
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" (Use --after to tell brz about a rename that has already"
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" happened)%(extra)s")
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def __init__(self, source, dest, extra=None):
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BzrError.__init__(self)
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self.source = str(source)
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self.dest = str(dest)
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self.extra = ' ' + str(extra)
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class NotADirectory(PathError):
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_fmt = '"%(path)s" is not a directory %(extra)s'
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class NotInWorkingDirectory(PathError):
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_fmt = '"%(path)s" is not in the working directory %(extra)s'
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class DirectoryNotEmpty(PathError):
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_fmt = 'Directory not empty: "%(path)s"%(extra)s'
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class HardLinkNotSupported(PathError):
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_fmt = 'Hard-linking "%(path)s" is not supported'
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class ReadingCompleted(InternalBzrError):
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_fmt = ("The MediumRequest '%(request)s' has already had finish_reading "
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"called upon it - the request has been completed and no more "
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def __init__(self, request):
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self.request = request
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class ResourceBusy(PathError):
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_fmt = 'Device or resource busy: "%(path)s"%(extra)s'
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class PermissionDenied(PathError):
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_fmt = 'Permission denied: "%(path)s"%(extra)s'
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class UnavailableRepresentation(InternalBzrError):
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_fmt = ("The encoding '%(wanted)s' is not available for key %(key)s which "
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"is encoded as '%(native)s'.")
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def __init__(self, key, wanted, native):
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InternalBzrError.__init__(self)
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class UnsupportedProtocol(PathError):
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_fmt = 'Unsupported protocol for url "%(path)s"%(extra)s'
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def __init__(self, url, extra=""):
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PathError.__init__(self, url, extra=extra)
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class UnstackableLocationError(BzrError):
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_fmt = "The branch '%(branch_url)s' cannot be stacked on '%(target_url)s'."
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def __init__(self, branch_url, target_url):
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BzrError.__init__(self)
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self.branch_url = branch_url
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self.target_url = target_url
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class UnstackableRepositoryFormat(BzrError):
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_fmt = ("The repository '%(url)s'(%(format)s) is not a stackable format. "
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"You will need to upgrade the repository to permit branch stacking.")
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def __init__(self, format, url):
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BzrError.__init__(self)
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class ReadError(PathError):
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_fmt = """Error reading from %(path)r."""
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class ShortReadvError(PathError):
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_fmt = ('readv() read %(actual)s bytes rather than %(length)s bytes'
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' at %(offset)s for "%(path)s"%(extra)s')
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internal_error = True
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def __init__(self, path, offset, length, actual, extra=None):
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PathError.__init__(self, path, extra=extra)
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class PathNotChild(PathError):
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_fmt = 'Path "%(path)s" is not a child of path "%(base)s"%(extra)s'
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internal_error = False
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def __init__(self, path, base, extra=None):
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BzrError.__init__(self)
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self.extra = ': ' + str(extra)
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class InvalidNormalization(PathError):
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_fmt = 'Path "%(path)s" is not unicode normalized'
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# TODO: This is given a URL; we try to unescape it but doing that from inside
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# the exception object is a bit undesirable.
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# TODO: Probably this behavior of should be a common superclass
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class NotBranchError(PathError):
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_fmt = 'Not a branch: "%(path)s"%(detail)s.'
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def __init__(self, path, detail=None, controldir=None):
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from . import urlutils
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path = urlutils.unescape_for_display(path, 'ascii')
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if detail is not None:
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detail = ': ' + detail
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self.controldir = controldir
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PathError.__init__(self, path=path)
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return '<%s %r>' % (self.__class__.__name__, self.__dict__)
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def _get_format_string(self):
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# GZ 2017-06-08: Not the best place to lazy fill detail in.
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if self.detail is None:
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self.detail = self._get_detail()
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return super(NotBranchError, self)._get_format_string()
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def _get_detail(self):
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if self.controldir is not None:
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self.controldir.open_repository()
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except NoRepositoryPresent:
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except Exception as e:
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# Just ignore unexpected errors. Raising arbitrary errors
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# during str(err) can provoke strange bugs. Concretely
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# Launchpad's codehosting managed to raise NotBranchError
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# here, and then get stuck in an infinite loop/recursion
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# trying to str() that error. All this error really cares
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# about that there's no working repository there, and if
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# open_repository() fails, there probably isn't.
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return ': ' + e.__class__.__name__
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return ': location is a repository'
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class NoSubmitBranch(PathError):
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_fmt = 'No submit branch available for branch "%(path)s"'
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def __init__(self, branch):
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from . import urlutils
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self.path = urlutils.unescape_for_display(branch.base, 'ascii')
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class AlreadyControlDirError(PathError):
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_fmt = 'A control directory already exists: "%(path)s".'
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class AlreadyBranchError(PathError):
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_fmt = 'Already a branch: "%(path)s".'
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class InvalidBranchName(PathError):
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_fmt = "Invalid branch name: %(name)s"
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def __init__(self, name):
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BzrError.__init__(self)
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class ParentBranchExists(AlreadyBranchError):
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_fmt = 'Parent branch already exists: "%(path)s".'
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class BranchExistsWithoutWorkingTree(PathError):
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_fmt = 'Directory contains a branch, but no working tree \
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(use brz checkout if you wish to build a working tree): "%(path)s"'
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class AtomicFileAlreadyClosed(PathError):
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_fmt = ('"%(function)s" called on an AtomicFile after it was closed:'
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def __init__(self, path, function):
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PathError.__init__(self, path=path, extra=None)
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self.function = function
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class InaccessibleParent(PathError):
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_fmt = ('Parent not accessible given base "%(base)s" and'
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' relative path "%(path)s"')
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def __init__(self, path, base):
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PathError.__init__(self, path)
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class NoRepositoryPresent(BzrError):
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_fmt = 'No repository present: "%(path)s"'
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def __init__(self, controldir):
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BzrError.__init__(self)
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self.path = controldir.transport.clone('..').base
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class UnsupportedFormatError(BzrError):
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_fmt = "Unsupported branch format: %(format)s\nPlease run 'brz upgrade'"
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class UnknownFormatError(BzrError):
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_fmt = "Unknown %(kind)s format: %(format)r"
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def __init__(self, format, kind='branch'):
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class IncompatibleFormat(BzrError):
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_fmt = "Format %(format)s is not compatible with .bzr version %(controldir)s."
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def __init__(self, format, controldir_format):
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BzrError.__init__(self)
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self.controldir = controldir_format
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class ParseFormatError(BzrError):
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_fmt = "Parse error on line %(lineno)d of %(format)s format: %(line)s"
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def __init__(self, format, lineno, line, text):
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BzrError.__init__(self)
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class IncompatibleRepositories(BzrError):
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"""Report an error that two repositories are not compatible.
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Note that the source and target repositories are permitted to be strings:
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this exception is thrown from the smart server and may refer to a
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repository the client hasn't opened.
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_fmt = "%(target)s\n" \
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"is not compatible with\n" \
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def __init__(self, source, target, details=None):
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details = "(no details)"
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BzrError.__init__(self, target=target, source=source, details=details)
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class IncompatibleRevision(BzrError):
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_fmt = "Revision is not compatible with %(repo_format)s"
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def __init__(self, repo_format):
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BzrError.__init__(self)
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self.repo_format = repo_format
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class AlreadyVersionedError(BzrError):
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"""Used when a path is expected not to be versioned, but it is."""
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_fmt = "%(context_info)s%(path)s is already versioned."
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def __init__(self, path, context_info=None):
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"""Construct a new AlreadyVersionedError.
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:param path: This is the path which is versioned,
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which should be in a user friendly form.
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:param context_info: If given, this is information about the context,
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which could explain why this is expected to not be versioned.
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BzrError.__init__(self)
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if context_info is None:
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self.context_info = ''
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self.context_info = context_info + ". "
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class NotVersionedError(BzrError):
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"""Used when a path is expected to be versioned, but it is not."""
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_fmt = "%(context_info)s%(path)s is not versioned."
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def __init__(self, path, context_info=None):
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"""Construct a new NotVersionedError.
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:param path: This is the path which is not versioned,
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which should be in a user friendly form.
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:param context_info: If given, this is information about the context,
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which could explain why this is expected to be versioned.
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BzrError.__init__(self)
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if context_info is None:
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self.context_info = ''
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self.context_info = context_info + ". "
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class PathsNotVersionedError(BzrError):
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"""Used when reporting several paths which are not versioned"""
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_fmt = "Path(s) are not versioned: %(paths_as_string)s"
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def __init__(self, paths):
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from breezy.osutils import quotefn
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BzrError.__init__(self)
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self.paths_as_string = ' '.join([quotefn(p) for p in paths])
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class PathsDoNotExist(BzrError):
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_fmt = "Path(s) do not exist: %(paths_as_string)s%(extra)s"
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# used when reporting that paths are neither versioned nor in the working
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def __init__(self, paths, extra=None):
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from breezy.osutils import quotefn
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BzrError.__init__(self)
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self.paths_as_string = ' '.join([quotefn(p) for p in paths])
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self.extra = ': ' + str(extra)
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class BadFileKindError(BzrError):
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_fmt = 'Cannot operate on "%(filename)s" of unsupported kind "%(kind)s"'
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def __init__(self, filename, kind):
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BzrError.__init__(self, filename=filename, kind=kind)
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class BadFilenameEncoding(BzrError):
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_fmt = ('Filename %(filename)r is not valid in your current filesystem'
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' encoding %(fs_encoding)s')
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def __init__(self, filename, fs_encoding):
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BzrError.__init__(self)
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self.filename = filename
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self.fs_encoding = fs_encoding
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class ForbiddenControlFileError(BzrError):
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_fmt = 'Cannot operate on "%(filename)s" because it is a control file'
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class LockError(InternalBzrError):
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_fmt = "Lock error: %(msg)s"
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# All exceptions from the lock/unlock functions should be from
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# this exception class. They will be translated as necessary. The
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# original exception is available as e.original_error
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# New code should prefer to raise specific subclasses
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def __init__(self, msg):
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class LockActive(LockError):
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_fmt = "The lock for '%(lock_description)s' is in use and cannot be broken."
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internal_error = False
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def __init__(self, lock_description):
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self.lock_description = lock_description
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class CommitNotPossible(LockError):
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_fmt = "A commit was attempted but we do not have a write lock open."
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class AlreadyCommitted(LockError):
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_fmt = "A rollback was requested, but is not able to be accomplished."
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class ReadOnlyError(LockError):
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_fmt = "A write attempt was made in a read only transaction on %(obj)s"
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# TODO: There should also be an error indicating that you need a write
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# lock and don't have any lock at all... mbp 20070226
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def __init__(self, obj):
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class LockFailed(LockError):
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internal_error = False
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_fmt = "Cannot lock %(lock)s: %(why)s"
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def __init__(self, lock, why):
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LockError.__init__(self, '')
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class OutSideTransaction(BzrError):
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_fmt = ("A transaction related operation was attempted after"
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" the transaction finished.")
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class ObjectNotLocked(LockError):
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_fmt = "%(obj)r is not locked"
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# this can indicate that any particular object is not locked; see also
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# LockNotHeld which means that a particular *lock* object is not held by
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# the caller -- perhaps they should be unified.
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def __init__(self, obj):
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class ReadOnlyObjectDirtiedError(ReadOnlyError):
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_fmt = "Cannot change object %(obj)r in read only transaction"
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def __init__(self, obj):
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class UnlockableTransport(LockError):
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internal_error = False
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_fmt = "Cannot lock: transport is read only: %(transport)s"
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def __init__(self, transport):
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self.transport = transport
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class LockContention(LockError):
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_fmt = 'Could not acquire lock "%(lock)s": %(msg)s'
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internal_error = False
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def __init__(self, lock, msg=''):
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class LockBroken(LockError):
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_fmt = ("Lock was broken while still open: %(lock)s"
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" - check storage consistency!")
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internal_error = False
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def __init__(self, lock):
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class LockBreakMismatch(LockError):
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_fmt = ("Lock was released and re-acquired before being broken:"
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" %(lock)s: held by %(holder)r, wanted to break %(target)r")
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internal_error = False
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def __init__(self, lock, holder, target):
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class LockCorrupt(LockError):
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_fmt = ("Lock is apparently held, but corrupted: %(corruption_info)s\n"
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"Use 'brz break-lock' to clear it")
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internal_error = False
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def __init__(self, corruption_info, file_data=None):
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self.corruption_info = corruption_info
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self.file_data = file_data
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class LockNotHeld(LockError):
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_fmt = "Lock not held: %(lock)s"
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internal_error = False
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def __init__(self, lock):
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class TokenLockingNotSupported(LockError):
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_fmt = "The object %(obj)s does not support token specifying a token when locking."
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def __init__(self, obj):
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class TokenMismatch(LockBroken):
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_fmt = "The lock token %(given_token)r does not match lock token %(lock_token)r."
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internal_error = True
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def __init__(self, given_token, lock_token):
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self.given_token = given_token
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self.lock_token = lock_token
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class UpgradeReadonly(BzrError):
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_fmt = "Upgrade URL cannot work with readonly URLs."
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class UpToDateFormat(BzrError):
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_fmt = "The branch format %(format)s is already at the most recent format."
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def __init__(self, format):
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BzrError.__init__(self)
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class NoSuchRevision(InternalBzrError):
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_fmt = "%(branch)s has no revision %(revision)s"
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def __init__(self, branch, revision):
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# 'branch' may sometimes be an internal object like a KnitRevisionStore
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BzrError.__init__(self, branch=branch, revision=revision)
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class RangeInChangeOption(BzrError):
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_fmt = "Option --change does not accept revision ranges"
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class NoSuchRevisionSpec(BzrError):
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_fmt = "No namespace registered for string: %(spec)r"
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def __init__(self, spec):
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BzrError.__init__(self, spec=spec)
961
class NoSuchRevisionInTree(NoSuchRevision):
962
"""When using Tree.revision_tree, and the revision is not accessible."""
964
_fmt = "The revision id {%(revision_id)s} is not present in the tree %(tree)s."
966
def __init__(self, tree, revision_id):
967
BzrError.__init__(self)
969
self.revision_id = revision_id
972
class InvalidRevisionSpec(BzrError):
974
_fmt = ("Requested revision: '%(spec)s' does not exist in branch:"
975
" %(branch_url)s%(extra)s")
977
def __init__(self, spec, branch, extra=None):
978
BzrError.__init__(self, branch=branch, spec=spec)
979
self.branch_url = getattr(branch, 'user_url', str(branch))
981
self.extra = '\n' + str(extra)
986
class AppendRevisionsOnlyViolation(BzrError):
988
_fmt = ('Operation denied because it would change the main history,'
989
' which is not permitted by the append_revisions_only setting on'
990
' branch "%(location)s".')
992
def __init__(self, location):
993
import breezy.urlutils as urlutils
994
location = urlutils.unescape_for_display(location, 'ascii')
995
BzrError.__init__(self, location=location)
998
class DivergedBranches(BzrError):
1000
_fmt = ("These branches have diverged."
1001
" Use the missing command to see how.\n"
1002
"Use the merge command to reconcile them.")
1004
def __init__(self, branch1, branch2):
1005
self.branch1 = branch1
1006
self.branch2 = branch2
1009
class NotLefthandHistory(InternalBzrError):
1011
_fmt = "Supplied history does not follow left-hand parents"
1013
def __init__(self, history):
1014
BzrError.__init__(self, history=history)
1017
class UnrelatedBranches(BzrError):
1019
_fmt = ("Branches have no common ancestor, and"
1020
" no merge base revision was specified.")
1023
class CannotReverseCherrypick(BzrError):
1025
_fmt = ('Selected merge cannot perform reverse cherrypicks. Try merge3'
1029
class NoCommonAncestor(BzrError):
1031
_fmt = "Revisions have no common ancestor: %(revision_a)s %(revision_b)s"
1033
def __init__(self, revision_a, revision_b):
1034
self.revision_a = revision_a
1035
self.revision_b = revision_b
1038
class NoCommonRoot(BzrError):
1040
_fmt = ("Revisions are not derived from the same root: "
1041
"%(revision_a)s %(revision_b)s.")
1043
def __init__(self, revision_a, revision_b):
1044
BzrError.__init__(self, revision_a=revision_a, revision_b=revision_b)
1047
class NotAncestor(BzrError):
1049
_fmt = "Revision %(rev_id)s is not an ancestor of %(not_ancestor_id)s"
1051
def __init__(self, rev_id, not_ancestor_id):
1052
BzrError.__init__(self, rev_id=rev_id,
1053
not_ancestor_id=not_ancestor_id)
1056
class NoCommits(BranchError):
1058
_fmt = "Branch %(branch)s has no commits."
1061
class UnlistableStore(BzrError):
1063
def __init__(self, store):
1064
BzrError.__init__(self, "Store %s is not listable" % store)
1068
class UnlistableBranch(BzrError):
1070
def __init__(self, br):
1071
BzrError.__init__(self, "Stores for branch %s are not listable" % br)
1074
class BoundBranchOutOfDate(BzrError):
1076
_fmt = ("Bound branch %(branch)s is out of date with master branch"
1077
" %(master)s.%(extra_help)s")
1079
def __init__(self, branch, master):
1080
BzrError.__init__(self)
1081
self.branch = branch
1082
self.master = master
1083
self.extra_help = ''
1086
class CommitToDoubleBoundBranch(BzrError):
1088
_fmt = ("Cannot commit to branch %(branch)s."
1089
" It is bound to %(master)s, which is bound to %(remote)s.")
1091
def __init__(self, branch, master, remote):
1092
BzrError.__init__(self)
1093
self.branch = branch
1094
self.master = master
1095
self.remote = remote
1098
class OverwriteBoundBranch(BzrError):
1100
_fmt = "Cannot pull --overwrite to a branch which is bound %(branch)s"
1102
def __init__(self, branch):
1103
BzrError.__init__(self)
1104
self.branch = branch
1107
class BoundBranchConnectionFailure(BzrError):
1109
_fmt = ("Unable to connect to target of bound branch %(branch)s"
1110
" => %(target)s: %(error)s")
1112
def __init__(self, branch, target, error):
1113
BzrError.__init__(self)
1114
self.branch = branch
1115
self.target = target
1119
class VersionedFileError(BzrError):
1121
_fmt = "Versioned file error"
1124
class RevisionNotPresent(VersionedFileError):
1126
_fmt = 'Revision {%(revision_id)s} not present in "%(file_id)s".'
1128
def __init__(self, revision_id, file_id):
1129
VersionedFileError.__init__(self)
1130
self.revision_id = revision_id
1131
self.file_id = file_id
1134
class RevisionAlreadyPresent(VersionedFileError):
1136
_fmt = 'Revision {%(revision_id)s} already present in "%(file_id)s".'
1138
def __init__(self, revision_id, file_id):
1139
VersionedFileError.__init__(self)
1140
self.revision_id = revision_id
1141
self.file_id = file_id
1144
class VersionedFileInvalidChecksum(VersionedFileError):
1146
_fmt = "Text did not match its checksum: %(msg)s"
1149
class RetryWithNewPacks(BzrError):
1150
"""Raised when we realize that the packs on disk have changed.
1152
This is meant as more of a signaling exception, to trap between where a
1153
local error occurred and the code that can actually handle the error and
1154
code that can retry appropriately.
1157
internal_error = True
1159
_fmt = ("Pack files have changed, reload and retry. context: %(context)s"
1162
def __init__(self, context, reload_occurred, exc_info):
1163
"""create a new RetryWithNewPacks error.
1165
:param reload_occurred: Set to True if we know that the packs have
1166
already been reloaded, and we are failing because of an in-memory
1167
cache miss. If set to True then we will ignore if a reload says
1168
nothing has changed, because we assume it has already reloaded. If
1169
False, then a reload with nothing changed will force an error.
1170
:param exc_info: The original exception traceback, so if there is a
1171
problem we can raise the original error (value from sys.exc_info())
1173
BzrError.__init__(self)
1174
self.context = context
1175
self.reload_occurred = reload_occurred
1176
self.exc_info = exc_info
1177
self.orig_error = exc_info[1]
1178
# TODO: The global error handler should probably treat this by
1179
# raising/printing the original exception with a bit about
1180
# RetryWithNewPacks also not being caught
1183
class RetryAutopack(RetryWithNewPacks):
1184
"""Raised when we are autopacking and we find a missing file.
1186
Meant as a signaling exception, to tell the autopack code it should try
1190
internal_error = True
1192
_fmt = ("Pack files have changed, reload and try autopack again."
1193
" context: %(context)s %(orig_error)s")
1196
class NoSuchExportFormat(BzrError):
1198
_fmt = "Export format %(format)r not supported"
1200
def __init__(self, format):
1201
BzrError.__init__(self)
1202
self.format = format
1205
class TransportError(BzrError):
1207
_fmt = "Transport error: %(msg)s %(orig_error)s"
1209
def __init__(self, msg=None, orig_error=None):
1210
if msg is None and orig_error is not None:
1211
msg = str(orig_error)
1212
if orig_error is None:
1217
self.orig_error = orig_error
1218
BzrError.__init__(self)
1221
class TooManyConcurrentRequests(InternalBzrError):
1223
_fmt = ("The medium '%(medium)s' has reached its concurrent request limit."
1224
" Be sure to finish_writing and finish_reading on the"
1225
" currently open request.")
1227
def __init__(self, medium):
1228
self.medium = medium
1231
class SmartProtocolError(TransportError):
1233
_fmt = "Generic bzr smart protocol error: %(details)s"
1235
def __init__(self, details):
1236
self.details = details
1239
class UnexpectedProtocolVersionMarker(TransportError):
1241
_fmt = "Received bad protocol version marker: %(marker)r"
1243
def __init__(self, marker):
1244
self.marker = marker
1247
class UnknownSmartMethod(InternalBzrError):
1249
_fmt = "The server does not recognise the '%(verb)s' request."
1251
def __init__(self, verb):
1255
class SmartMessageHandlerError(InternalBzrError):
1257
_fmt = ("The message handler raised an exception:\n"
1258
"%(traceback_text)s")
1260
def __init__(self, exc_info):
1262
# GZ 2010-08-10: Cycle with exc_tb/exc_info affects at least one test
1263
self.exc_type, self.exc_value, self.exc_tb = exc_info
1264
self.exc_info = exc_info
1265
traceback_strings = traceback.format_exception(
1266
self.exc_type, self.exc_value, self.exc_tb)
1267
self.traceback_text = ''.join(traceback_strings)
1270
# A set of semi-meaningful errors which can be thrown
1271
class TransportNotPossible(TransportError):
1273
_fmt = "Transport operation not possible: %(msg)s %(orig_error)s"
1276
class ConnectionError(TransportError):
1278
_fmt = "Connection error: %(msg)s %(orig_error)s"
1281
class SocketConnectionError(ConnectionError):
1283
_fmt = "%(msg)s %(host)s%(port)s%(orig_error)s"
1285
def __init__(self, host, port=None, msg=None, orig_error=None):
1287
msg = 'Failed to connect to'
1288
if orig_error is None:
1291
orig_error = '; ' + str(orig_error)
1292
ConnectionError.__init__(self, msg=msg, orig_error=orig_error)
1297
self.port = ':%s' % port
1300
# XXX: This is also used for unexpected end of file, which is different at the
1301
# TCP level from "connection reset".
1302
class ConnectionReset(TransportError):
1304
_fmt = "Connection closed: %(msg)s %(orig_error)s"
1307
class ConnectionTimeout(ConnectionError):
1309
_fmt = "Connection Timeout: %(msg)s%(orig_error)s"
1312
class InvalidRange(TransportError):
1314
_fmt = "Invalid range access in %(path)s at %(offset)s: %(msg)s"
1316
def __init__(self, path, offset, msg=None):
1317
TransportError.__init__(self, msg)
1319
self.offset = offset
1322
class InvalidHttpResponse(TransportError):
1324
_fmt = "Invalid http response for %(path)s: %(msg)s%(orig_error)s"
1326
def __init__(self, path, msg, orig_error=None):
1328
if orig_error is None:
1331
# This is reached for obscure and unusual errors so we want to
1332
# preserve as much info as possible to ease debug.
1333
orig_error = ': %r' % (orig_error,)
1334
TransportError.__init__(self, msg, orig_error=orig_error)
1337
class InvalidHttpRange(InvalidHttpResponse):
1339
_fmt = "Invalid http range %(range)r for %(path)s: %(msg)s"
1341
def __init__(self, path, range, msg):
1343
InvalidHttpResponse.__init__(self, path, msg)
1346
class HttpBoundaryMissing(InvalidHttpResponse):
1347
"""A multipart response ends with no boundary marker.
1349
This is a special case caused by buggy proxies, described in
1350
<https://bugs.launchpad.net/bzr/+bug/198646>.
1353
_fmt = "HTTP MIME Boundary missing for %(path)s: %(msg)s"
1355
def __init__(self, path, msg):
1356
InvalidHttpResponse.__init__(self, path, msg)
1359
class InvalidHttpContentType(InvalidHttpResponse):
1361
_fmt = 'Invalid http Content-type "%(ctype)s" for %(path)s: %(msg)s'
1363
def __init__(self, path, ctype, msg):
1365
InvalidHttpResponse.__init__(self, path, msg)
1368
class RedirectRequested(TransportError):
1370
_fmt = '%(source)s is%(permanently)s redirected to %(target)s'
1372
def __init__(self, source, target, is_permanent=False):
1373
self.source = source
1374
self.target = target
1376
self.permanently = ' permanently'
1378
self.permanently = ''
1379
TransportError.__init__(self)
1382
class TooManyRedirections(TransportError):
1384
_fmt = "Too many redirections"
1387
class ConflictsInTree(BzrError):
1389
_fmt = "Working tree has conflicts."
1392
class DependencyNotPresent(BzrError):
1394
_fmt = 'Unable to import library "%(library)s": %(error)s'
1396
def __init__(self, library, error):
1397
BzrError.__init__(self, library=library, error=error)
1400
class WorkingTreeNotRevision(BzrError):
1402
_fmt = ("The working tree for %(basedir)s has changed since"
1403
" the last commit, but weave merge requires that it be"
1406
def __init__(self, tree):
1407
BzrError.__init__(self, basedir=tree.basedir)
1410
class CantReprocessAndShowBase(BzrError):
1412
_fmt = ("Can't reprocess and show base, because reprocessing obscures "
1413
"the relationship of conflicting lines to the base")
1416
class GraphCycleError(BzrError):
1418
_fmt = "Cycle in graph %(graph)r"
1420
def __init__(self, graph):
1421
BzrError.__init__(self)
1425
class WritingCompleted(InternalBzrError):
1427
_fmt = ("The MediumRequest '%(request)s' has already had finish_writing "
1428
"called upon it - accept bytes may not be called anymore.")
1430
def __init__(self, request):
1431
self.request = request
1434
class WritingNotComplete(InternalBzrError):
1436
_fmt = ("The MediumRequest '%(request)s' has not has finish_writing "
1437
"called upon it - until the write phase is complete no "
1438
"data may be read.")
1440
def __init__(self, request):
1441
self.request = request
1444
class NotConflicted(BzrError):
1446
_fmt = "File %(filename)s is not conflicted."
1448
def __init__(self, filename):
1449
BzrError.__init__(self)
1450
self.filename = filename
1453
class MediumNotConnected(InternalBzrError):
1455
_fmt = """The medium '%(medium)s' is not connected."""
1457
def __init__(self, medium):
1458
self.medium = medium
1461
class MustUseDecorated(Exception):
1463
_fmt = "A decorating function has requested its original command be used."
1466
class NoBundleFound(BzrError):
1468
_fmt = 'No bundle was found in "%(filename)s".'
1470
def __init__(self, filename):
1471
BzrError.__init__(self)
1472
self.filename = filename
1475
class BundleNotSupported(BzrError):
1477
_fmt = "Unable to handle bundle version %(version)s: %(msg)s"
1479
def __init__(self, version, msg):
1480
BzrError.__init__(self)
1481
self.version = version
1485
class MissingText(BzrError):
1487
_fmt = ("Branch %(base)s is missing revision"
1488
" %(text_revision)s of %(file_id)s")
1490
def __init__(self, branch, text_revision, file_id):
1491
BzrError.__init__(self)
1492
self.branch = branch
1493
self.base = branch.base
1494
self.text_revision = text_revision
1495
self.file_id = file_id
1498
class DuplicateFileId(BzrError):
1500
_fmt = "File id {%(file_id)s} already exists in inventory as %(entry)s"
1502
def __init__(self, file_id, entry):
1503
BzrError.__init__(self)
1504
self.file_id = file_id
1508
class DuplicateKey(BzrError):
1510
_fmt = "Key %(key)s is already present in map"
1513
class DuplicateHelpPrefix(BzrError):
1515
_fmt = "The prefix %(prefix)s is in the help search path twice."
1517
def __init__(self, prefix):
1518
self.prefix = prefix
1521
class MalformedTransform(InternalBzrError):
1523
_fmt = "Tree transform is malformed %(conflicts)r"
1526
class NoFinalPath(BzrError):
1528
_fmt = ("No final name for trans_id %(trans_id)r\n"
1529
"file-id: %(file_id)r\n"
1530
"root trans-id: %(root_trans_id)r\n")
1532
def __init__(self, trans_id, transform):
1533
self.trans_id = trans_id
1534
self.file_id = transform.final_file_id(trans_id)
1535
self.root_trans_id = transform.root
1538
class BzrBadParameter(InternalBzrError):
1540
_fmt = "Bad parameter: %(param)r"
1542
# This exception should never be thrown, but it is a base class for all
1543
# parameter-to-function errors.
1545
def __init__(self, param):
1546
BzrError.__init__(self)
1550
class BzrBadParameterNotUnicode(BzrBadParameter):
1552
_fmt = "Parameter %(param)s is neither unicode nor utf8."
1555
class ReusingTransform(BzrError):
1557
_fmt = "Attempt to reuse a transform that has already been applied."
1560
class CantMoveRoot(BzrError):
1562
_fmt = "Moving the root directory is not supported at this time"
1565
class TransformRenameFailed(BzrError):
1567
_fmt = "Failed to rename %(from_path)s to %(to_path)s: %(why)s"
1569
def __init__(self, from_path, to_path, why, errno):
1570
self.from_path = from_path
1571
self.to_path = to_path
1576
class BzrMoveFailedError(BzrError):
1578
_fmt = ("Could not move %(from_path)s%(operator)s %(to_path)s"
1579
"%(_has_extra)s%(extra)s")
1581
def __init__(self, from_path='', to_path='', extra=None):
1582
from breezy.osutils import splitpath
1583
BzrError.__init__(self)
1585
self.extra, self._has_extra = extra, ': '
1587
self.extra = self._has_extra = ''
1589
has_from = len(from_path) > 0
1590
has_to = len(to_path) > 0
1592
self.from_path = splitpath(from_path)[-1]
1597
self.to_path = splitpath(to_path)[-1]
1602
if has_from and has_to:
1603
self.operator = " =>"
1605
self.from_path = "from " + from_path
1607
self.operator = "to"
1609
self.operator = "file"
1612
class BzrRenameFailedError(BzrMoveFailedError):
1614
_fmt = ("Could not rename %(from_path)s%(operator)s %(to_path)s"
1615
"%(_has_extra)s%(extra)s")
1617
def __init__(self, from_path, to_path, extra=None):
1618
BzrMoveFailedError.__init__(self, from_path, to_path, extra)
1621
class BzrBadParameterNotString(BzrBadParameter):
1623
_fmt = "Parameter %(param)s is not a string or unicode string."
1626
class BzrBadParameterMissing(BzrBadParameter):
1628
_fmt = "Parameter %(param)s is required but not present."
1631
class BzrBadParameterUnicode(BzrBadParameter):
1633
_fmt = ("Parameter %(param)s is unicode but"
1634
" only byte-strings are permitted.")
1637
class BzrBadParameterContainsNewline(BzrBadParameter):
1639
_fmt = "Parameter %(param)s contains a newline."
1642
class ParamikoNotPresent(DependencyNotPresent):
1644
_fmt = "Unable to import paramiko (required for sftp support): %(error)s"
1646
def __init__(self, error):
1647
DependencyNotPresent.__init__(self, 'paramiko', error)
1650
class PointlessMerge(BzrError):
1652
_fmt = "Nothing to merge."
1655
class UninitializableFormat(BzrError):
1657
_fmt = "Format %(format)s cannot be initialised by this version of brz."
1659
def __init__(self, format):
1660
BzrError.__init__(self)
1661
self.format = format
1664
class BadConversionTarget(BzrError):
1666
_fmt = "Cannot convert from format %(from_format)s to format %(format)s." \
1669
def __init__(self, problem, format, from_format=None):
1670
BzrError.__init__(self)
1671
self.problem = problem
1672
self.format = format
1673
self.from_format = from_format or '(unspecified)'
1676
class NoDiffFound(BzrError):
1678
_fmt = 'Could not find an appropriate Differ for file "%(path)s"'
1680
def __init__(self, path):
1681
BzrError.__init__(self, path)
1684
class ExecutableMissing(BzrError):
1686
_fmt = "%(exe_name)s could not be found on this machine"
1688
def __init__(self, exe_name):
1689
BzrError.__init__(self, exe_name=exe_name)
1692
class NoDiff(BzrError):
1694
_fmt = "Diff is not installed on this machine: %(msg)s"
1696
def __init__(self, msg):
1697
BzrError.__init__(self, msg=msg)
1700
class NoDiff3(BzrError):
1702
_fmt = "Diff3 is not installed on this machine."
1705
class ExistingContent(BzrError):
1706
# Added in breezy 0.92, used by VersionedFile.add_lines.
1708
_fmt = "The content being inserted is already present."
1711
class ExistingLimbo(BzrError):
1713
_fmt = """This tree contains left-over files from a failed operation.
1714
Please examine %(limbo_dir)s to see if it contains any files you wish to
1715
keep, and delete it when you are done."""
1717
def __init__(self, limbo_dir):
1718
BzrError.__init__(self)
1719
self.limbo_dir = limbo_dir
1722
class ExistingPendingDeletion(BzrError):
1724
_fmt = """This tree contains left-over files from a failed operation.
1725
Please examine %(pending_deletion)s to see if it contains any files you
1726
wish to keep, and delete it when you are done."""
1728
def __init__(self, pending_deletion):
1729
BzrError.__init__(self, pending_deletion=pending_deletion)
1732
class ImmortalLimbo(BzrError):
1734
_fmt = """Unable to delete transform temporary directory %(limbo_dir)s.
1735
Please examine %(limbo_dir)s to see if it contains any files you wish to
1736
keep, and delete it when you are done."""
1738
def __init__(self, limbo_dir):
1739
BzrError.__init__(self)
1740
self.limbo_dir = limbo_dir
1743
class ImmortalPendingDeletion(BzrError):
1745
_fmt = ("Unable to delete transform temporary directory "
1746
"%(pending_deletion)s. Please examine %(pending_deletion)s to see if it "
1747
"contains any files you wish to keep, and delete it when you are done.")
1749
def __init__(self, pending_deletion):
1750
BzrError.__init__(self, pending_deletion=pending_deletion)
1753
class OutOfDateTree(BzrError):
1755
_fmt = "Working tree is out of date, please run 'brz update'.%(more)s"
1757
def __init__(self, tree, more=None):
1762
BzrError.__init__(self)
1767
class PublicBranchOutOfDate(BzrError):
1769
_fmt = 'Public branch "%(public_location)s" lacks revision '\
1772
def __init__(self, public_location, revstring):
1773
import breezy.urlutils as urlutils
1774
public_location = urlutils.unescape_for_display(public_location,
1776
BzrError.__init__(self, public_location=public_location,
1777
revstring=revstring)
1780
class MergeModifiedFormatError(BzrError):
1782
_fmt = "Error in merge modified format"
1785
class ConflictFormatError(BzrError):
1787
_fmt = "Format error in conflict listings"
1790
class CorruptRepository(BzrError):
1792
_fmt = ("An error has been detected in the repository %(repo_path)s.\n"
1793
"Please run brz reconcile on this repository.")
1795
def __init__(self, repo):
1796
BzrError.__init__(self)
1797
self.repo_path = repo.user_url
1800
class InconsistentDelta(BzrError):
1801
"""Used when we get a delta that is not valid."""
1803
_fmt = ("An inconsistent delta was supplied involving %(path)r,"
1804
" %(file_id)r\nreason: %(reason)s")
1806
def __init__(self, path, file_id, reason):
1807
BzrError.__init__(self)
1809
self.file_id = file_id
1810
self.reason = reason
1813
class InconsistentDeltaDelta(InconsistentDelta):
1814
"""Used when we get a delta that is not valid."""
1816
_fmt = ("An inconsistent delta was supplied: %(delta)r"
1817
"\nreason: %(reason)s")
1819
def __init__(self, delta, reason):
1820
BzrError.__init__(self)
1822
self.reason = reason
1825
class UpgradeRequired(BzrError):
1827
_fmt = "To use this feature you must upgrade your branch at %(path)s."
1829
def __init__(self, path):
1830
BzrError.__init__(self)
1834
class RepositoryUpgradeRequired(UpgradeRequired):
1836
_fmt = "To use this feature you must upgrade your repository at %(path)s."
1839
class RichRootUpgradeRequired(UpgradeRequired):
1841
_fmt = ("To use this feature you must upgrade your branch at %(path)s to"
1842
" a format which supports rich roots.")
1845
class LocalRequiresBoundBranch(BzrError):
1847
_fmt = "Cannot perform local-only commits on unbound branches."
1850
class UnsupportedOperation(BzrError):
1852
_fmt = ("The method %(mname)s is not supported on"
1853
" objects of type %(tname)s.")
1855
def __init__(self, method, method_self):
1856
self.method = method
1857
self.mname = method.__name__
1858
self.tname = type(method_self).__name__
1861
class FetchLimitUnsupported(UnsupportedOperation):
1863
fmt = ("InterBranch %(interbranch)r does not support fetching limits.")
1865
def __init__(self, interbranch):
1866
BzrError.__init__(self, interbranch=interbranch)
1869
class NonAsciiRevisionId(UnsupportedOperation):
1870
"""Raised when a commit is attempting to set a non-ascii revision id
1875
class GhostTagsNotSupported(BzrError):
1877
_fmt = "Ghost tags not supported by format %(format)r."
1879
def __init__(self, format):
1880
self.format = format
1883
class BinaryFile(BzrError):
1885
_fmt = "File is binary but should be text."
1888
class IllegalPath(BzrError):
1890
_fmt = "The path %(path)s is not permitted on this platform"
1892
def __init__(self, path):
1893
BzrError.__init__(self)
1897
class TestamentMismatch(BzrError):
1899
_fmt = """Testament did not match expected value.
1900
For revision_id {%(revision_id)s}, expected {%(expected)s}, measured
1903
def __init__(self, revision_id, expected, measured):
1904
self.revision_id = revision_id
1905
self.expected = expected
1906
self.measured = measured
1909
class NotABundle(BzrError):
1911
_fmt = "Not a bzr revision-bundle: %(text)r"
1913
def __init__(self, text):
1914
BzrError.__init__(self)
1918
class BadBundle(BzrError):
1920
_fmt = "Bad bzr revision-bundle: %(text)r"
1922
def __init__(self, text):
1923
BzrError.__init__(self)
1927
class MalformedHeader(BadBundle):
1929
_fmt = "Malformed bzr revision-bundle header: %(text)r"
1932
class MalformedPatches(BadBundle):
1934
_fmt = "Malformed patches in bzr revision-bundle: %(text)r"
1937
class MalformedFooter(BadBundle):
1939
_fmt = "Malformed footer in bzr revision-bundle: %(text)r"
1942
class UnsupportedEOLMarker(BadBundle):
1944
_fmt = "End of line marker was not \\n in bzr revision-bundle"
1947
# XXX: BadBundle's constructor assumes there's explanatory text,
1948
# but for this there is not
1949
BzrError.__init__(self)
1952
class IncompatibleBundleFormat(BzrError):
1954
_fmt = "Bundle format %(bundle_format)s is incompatible with %(other)s"
1956
def __init__(self, bundle_format, other):
1957
BzrError.__init__(self)
1958
self.bundle_format = bundle_format
1962
class BadInventoryFormat(BzrError):
1964
_fmt = "Root class for inventory serialization errors"
1967
class UnexpectedInventoryFormat(BadInventoryFormat):
1969
_fmt = "The inventory was not in the expected format:\n %(msg)s"
1971
def __init__(self, msg):
1972
BadInventoryFormat.__init__(self, msg=msg)
1975
class RootNotRich(BzrError):
1977
_fmt = """This operation requires rich root data storage"""
1980
class NoSmartMedium(InternalBzrError):
1982
_fmt = "The transport '%(transport)s' cannot tunnel the smart protocol."
1984
def __init__(self, transport):
1985
self.transport = transport
1988
class UnknownSSH(BzrError):
1990
_fmt = "Unrecognised value for BRZ_SSH environment variable: %(vendor)s"
1992
def __init__(self, vendor):
1993
BzrError.__init__(self)
1994
self.vendor = vendor
1997
class SSHVendorNotFound(BzrError):
1999
_fmt = ("Don't know how to handle SSH connections."
2000
" Please set BRZ_SSH environment variable.")
2003
class GhostRevisionsHaveNoRevno(BzrError):
2004
"""When searching for revnos, if we encounter a ghost, we are stuck"""
2006
_fmt = ("Could not determine revno for {%(revision_id)s} because"
2007
" its ancestry shows a ghost at {%(ghost_revision_id)s}")
2009
def __init__(self, revision_id, ghost_revision_id):
2010
self.revision_id = revision_id
2011
self.ghost_revision_id = ghost_revision_id
2014
class GhostRevisionUnusableHere(BzrError):
2016
_fmt = "Ghost revision {%(revision_id)s} cannot be used here."
2018
def __init__(self, revision_id):
2019
BzrError.__init__(self)
2020
self.revision_id = revision_id
2023
class IllegalUseOfScopeReplacer(InternalBzrError):
2025
_fmt = ("ScopeReplacer object %(name)r was used incorrectly:"
2026
" %(msg)s%(extra)s")
2028
def __init__(self, name, msg, extra=None):
2029
BzrError.__init__(self)
2033
self.extra = ': ' + str(extra)
2038
class InvalidImportLine(InternalBzrError):
2040
_fmt = "Not a valid import statement: %(msg)\n%(text)s"
2042
def __init__(self, text, msg):
2043
BzrError.__init__(self)
2048
class ImportNameCollision(InternalBzrError):
2050
_fmt = ("Tried to import an object to the same name as"
2051
" an existing object. %(name)s")
2053
def __init__(self, name):
2054
BzrError.__init__(self)
2058
class NotAMergeDirective(BzrError):
2059
"""File starting with %(firstline)r is not a merge directive"""
2060
def __init__(self, firstline):
2061
BzrError.__init__(self, firstline=firstline)
2064
class NoMergeSource(BzrError):
2065
"""Raise if no merge source was specified for a merge directive"""
2067
_fmt = "A merge directive must provide either a bundle or a public"\
2071
class IllegalMergeDirectivePayload(BzrError):
2072
"""A merge directive contained something other than a patch or bundle"""
2074
_fmt = "Bad merge directive payload %(start)r"
2076
def __init__(self, start):
2081
class PatchVerificationFailed(BzrError):
2082
"""A patch from a merge directive could not be verified"""
2084
_fmt = "Preview patch does not match requested changes."
2087
class PatchMissing(BzrError):
2088
"""Raise a patch type was specified but no patch supplied"""
2090
_fmt = "Patch_type was %(patch_type)s, but no patch was supplied."
2092
def __init__(self, patch_type):
2093
BzrError.__init__(self)
2094
self.patch_type = patch_type
2097
class TargetNotBranch(BzrError):
2098
"""A merge directive's target branch is required, but isn't a branch"""
2100
_fmt = ("Your branch does not have all of the revisions required in "
2101
"order to merge this merge directive and the target "
2102
"location specified in the merge directive is not a branch: "
2105
def __init__(self, location):
2106
BzrError.__init__(self)
2107
self.location = location
2110
class UnsupportedInventoryKind(BzrError):
2112
_fmt = """Unsupported entry kind %(kind)s"""
2114
def __init__(self, kind):
2118
class BadSubsumeSource(BzrError):
2120
_fmt = "Can't subsume %(other_tree)s into %(tree)s. %(reason)s"
2122
def __init__(self, tree, other_tree, reason):
2124
self.other_tree = other_tree
2125
self.reason = reason
2128
class SubsumeTargetNeedsUpgrade(BzrError):
2130
_fmt = """Subsume target %(other_tree)s needs to be upgraded."""
2132
def __init__(self, other_tree):
2133
self.other_tree = other_tree
2136
class NoSuchTag(BzrError):
2138
_fmt = "No such tag: %(tag_name)s"
2140
def __init__(self, tag_name):
2141
self.tag_name = tag_name
2144
class TagsNotSupported(BzrError):
2146
_fmt = ("Tags not supported by %(branch)s;"
2147
" you may be able to use brz upgrade.")
2149
def __init__(self, branch):
2150
self.branch = branch
2153
class TagAlreadyExists(BzrError):
2155
_fmt = "Tag %(tag_name)s already exists."
2157
def __init__(self, tag_name):
2158
self.tag_name = tag_name
2161
class UnexpectedSmartServerResponse(BzrError):
2163
_fmt = "Could not understand response from smart server: %(response_tuple)r"
2165
def __init__(self, response_tuple):
2166
self.response_tuple = response_tuple
2169
class ErrorFromSmartServer(BzrError):
2170
"""An error was received from a smart server.
2172
:seealso: UnknownErrorFromSmartServer
2175
_fmt = "Error received from smart server: %(error_tuple)r"
2177
internal_error = True
2179
def __init__(self, error_tuple):
2180
self.error_tuple = error_tuple
2182
self.error_verb = error_tuple[0]
2184
self.error_verb = None
2185
self.error_args = error_tuple[1:]
2188
class UnknownErrorFromSmartServer(BzrError):
2189
"""An ErrorFromSmartServer could not be translated into a typical breezy
2192
This is distinct from ErrorFromSmartServer so that it is possible to
2193
distinguish between the following two cases:
2195
- ErrorFromSmartServer was uncaught. This is logic error in the client
2196
and so should provoke a traceback to the user.
2197
- ErrorFromSmartServer was caught but its error_tuple could not be
2198
translated. This is probably because the server sent us garbage, and
2199
should not provoke a traceback.
2202
_fmt = "Server sent an unexpected error: %(error_tuple)r"
2204
internal_error = False
2206
def __init__(self, error_from_smart_server):
2209
:param error_from_smart_server: An ErrorFromSmartServer instance.
2211
self.error_from_smart_server = error_from_smart_server
2212
self.error_tuple = error_from_smart_server.error_tuple
2215
class ContainerError(BzrError):
2216
"""Base class of container errors."""
2219
class UnknownContainerFormatError(ContainerError):
2221
_fmt = "Unrecognised container format: %(container_format)r"
2223
def __init__(self, container_format):
2224
self.container_format = container_format
2227
class UnexpectedEndOfContainerError(ContainerError):
2229
_fmt = "Unexpected end of container stream"
2232
class UnknownRecordTypeError(ContainerError):
2234
_fmt = "Unknown record type: %(record_type)r"
2236
def __init__(self, record_type):
2237
self.record_type = record_type
2240
class InvalidRecordError(ContainerError):
2242
_fmt = "Invalid record: %(reason)s"
2244
def __init__(self, reason):
2245
self.reason = reason
2248
class ContainerHasExcessDataError(ContainerError):
2250
_fmt = "Container has data after end marker: %(excess)r"
2252
def __init__(self, excess):
2253
self.excess = excess
2256
class DuplicateRecordNameError(ContainerError):
2258
_fmt = "Container has multiple records with the same name: %(name)s"
2260
def __init__(self, name):
2261
self.name = name.decode("utf-8")
2264
class RepositoryDataStreamError(BzrError):
2266
_fmt = "Corrupt or incompatible data stream: %(reason)s"
2268
def __init__(self, reason):
2269
self.reason = reason
2272
class UncommittedChanges(BzrError):
2274
_fmt = ('Working tree "%(display_url)s" has uncommitted changes'
2275
' (See brz status).%(more)s')
2277
def __init__(self, tree, more=None):
2282
import breezy.urlutils as urlutils
2283
user_url = getattr(tree, "user_url", None)
2284
if user_url is None:
2285
display_url = str(tree)
2287
display_url = urlutils.unescape_for_display(user_url, 'ascii')
2288
BzrError.__init__(self, tree=tree, display_url=display_url, more=more)
2291
class StoringUncommittedNotSupported(BzrError):
2293
_fmt = ('Branch "%(display_url)s" does not support storing uncommitted'
2296
def __init__(self, branch):
2297
import breezy.urlutils as urlutils
2298
user_url = getattr(branch, "user_url", None)
2299
if user_url is None:
2300
display_url = str(branch)
2302
display_url = urlutils.unescape_for_display(user_url, 'ascii')
2303
BzrError.__init__(self, branch=branch, display_url=display_url)
2306
class ShelvedChanges(UncommittedChanges):
2308
_fmt = ('Working tree "%(display_url)s" has shelved changes'
2309
' (See brz shelve --list).%(more)s')
2312
class UnableCreateSymlink(BzrError):
2314
_fmt = 'Unable to create symlink %(path_str)son this platform'
2316
def __init__(self, path=None):
2320
path_str = repr(str(path))
2321
except UnicodeEncodeError:
2322
path_str = repr(path)
2324
self.path_str = path_str
2327
class UnableEncodePath(BzrError):
2329
_fmt = ('Unable to encode %(kind)s path %(path)r in '
2330
'user encoding %(user_encoding)s')
2332
def __init__(self, path, kind):
2333
from breezy.osutils import get_user_encoding
2336
self.user_encoding = get_user_encoding()
2339
class NoSuchAlias(BzrError):
2341
_fmt = ('The alias "%(alias_name)s" does not exist.')
2343
def __init__(self, alias_name):
2344
BzrError.__init__(self, alias_name=alias_name)
2347
class CannotBindAddress(BzrError):
2349
_fmt = 'Cannot bind address "%(host)s:%(port)i": %(orig_error)s.'
2351
def __init__(self, host, port, orig_error):
2352
# nb: in python2.4 socket.error doesn't have a useful repr
2353
BzrError.__init__(self, host=host, port=port,
2354
orig_error=repr(orig_error.args))
2357
class TipChangeRejected(BzrError):
2358
"""A pre_change_branch_tip hook function may raise this to cleanly and
2359
explicitly abort a change to a branch tip.
2362
_fmt = u"Tip change rejected: %(msg)s"
2364
def __init__(self, msg):
2368
class JailBreak(BzrError):
2370
_fmt = "An attempt to access a url outside the server jail was made: '%(url)s'."
2372
def __init__(self, url):
2373
BzrError.__init__(self, url=url)
2376
class UserAbort(BzrError):
2378
_fmt = 'The user aborted the operation.'
2381
class UnresumableWriteGroup(BzrError):
2383
_fmt = ("Repository %(repository)s cannot resume write group "
2384
"%(write_groups)r: %(reason)s")
2386
internal_error = True
2388
def __init__(self, repository, write_groups, reason):
2389
self.repository = repository
2390
self.write_groups = write_groups
2391
self.reason = reason
2394
class UnsuspendableWriteGroup(BzrError):
2396
_fmt = ("Repository %(repository)s cannot suspend a write group.")
2398
internal_error = True
2400
def __init__(self, repository):
2401
self.repository = repository
2404
class LossyPushToSameVCS(BzrError):
2406
_fmt = ("Lossy push not possible between %(source_branch)r and "
2407
"%(target_branch)r that are in the same VCS.")
2409
internal_error = True
2411
def __init__(self, source_branch, target_branch):
2412
self.source_branch = source_branch
2413
self.target_branch = target_branch
2416
class NoRoundtrippingSupport(BzrError):
2418
_fmt = ("Roundtripping is not supported between %(source_branch)r and "
2419
"%(target_branch)r.")
2421
internal_error = True
2423
def __init__(self, source_branch, target_branch):
2424
self.source_branch = source_branch
2425
self.target_branch = target_branch
2428
class NoColocatedBranchSupport(BzrError):
2430
_fmt = ("%(controldir)r does not support co-located branches.")
2432
def __init__(self, controldir):
2433
self.controldir = controldir
2436
class RecursiveBind(BzrError):
2438
_fmt = ('Branch "%(branch_url)s" appears to be bound to itself. '
2439
'Please use `brz unbind` to fix.')
2441
def __init__(self, branch_url):
2442
self.branch_url = branch_url
2445
class UnsupportedKindChange(BzrError):
2447
_fmt = ("Kind change from %(from_kind)s to %(to_kind)s for "
2448
"%(path)s not supported by format %(format)r")
2450
def __init__(self, path, from_kind, to_kind, format):
2452
self.from_kind = from_kind
2453
self.to_kind = to_kind
2454
self.format = format
2457
class ChangesAlreadyStored(BzrCommandError):
2459
_fmt = ('Cannot store uncommitted changes because this branch already'
2460
' stores uncommitted changes.')
added
removed
breezy/errors.py
