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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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# 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 '%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 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 NoWhoami(BzrError):
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_fmt = ('Unable to determine your name.\n'
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"Please, set your name with the 'whoami' command.\n"
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'E.g. brz whoami "Your Name <name@example.com>"')
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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 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 LineEndingError(BzrError):
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_fmt = ("Line ending corrupted for file: %(file)s; "
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"Maybe your files got corrupted in transport?")
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def __init__(self, file):
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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)
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class NoSuchRevisionInTree(NoSuchRevision):
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"""When using Tree.revision_tree, and the revision is not accessible."""
951
_fmt = "The revision id {%(revision_id)s} is not present in the tree %(tree)s."
953
def __init__(self, tree, revision_id):
954
BzrError.__init__(self)
956
self.revision_id = revision_id
959
class AppendRevisionsOnlyViolation(BzrError):
961
_fmt = ('Operation denied because it would change the main history,'
962
' which is not permitted by the append_revisions_only setting on'
963
' branch "%(location)s".')
965
def __init__(self, location):
966
import breezy.urlutils as urlutils
967
location = urlutils.unescape_for_display(location, 'ascii')
968
BzrError.__init__(self, location=location)
971
class DivergedBranches(BzrError):
973
_fmt = ("These branches have diverged."
974
" Use the missing command to see how.\n"
975
"Use the merge command to reconcile them.")
977
def __init__(self, branch1, branch2):
978
self.branch1 = branch1
979
self.branch2 = branch2
982
class NotLefthandHistory(InternalBzrError):
984
_fmt = "Supplied history does not follow left-hand parents"
986
def __init__(self, history):
987
BzrError.__init__(self, history=history)
990
class UnrelatedBranches(BzrError):
992
_fmt = ("Branches have no common ancestor, and"
993
" no merge base revision was specified.")
996
class CannotReverseCherrypick(BzrError):
998
_fmt = ('Selected merge cannot perform reverse cherrypicks. Try merge3'
1002
class NoCommonAncestor(BzrError):
1004
_fmt = "Revisions have no common ancestor: %(revision_a)s %(revision_b)s"
1006
def __init__(self, revision_a, revision_b):
1007
self.revision_a = revision_a
1008
self.revision_b = revision_b
1011
class NoCommonRoot(BzrError):
1013
_fmt = ("Revisions are not derived from the same root: "
1014
"%(revision_a)s %(revision_b)s.")
1016
def __init__(self, revision_a, revision_b):
1017
BzrError.__init__(self, revision_a=revision_a, revision_b=revision_b)
1020
class NotAncestor(BzrError):
1022
_fmt = "Revision %(rev_id)s is not an ancestor of %(not_ancestor_id)s"
1024
def __init__(self, rev_id, not_ancestor_id):
1025
BzrError.__init__(self, rev_id=rev_id,
1026
not_ancestor_id=not_ancestor_id)
1029
class NoCommits(BranchError):
1031
_fmt = "Branch %(branch)s has no commits."
1034
class UnlistableStore(BzrError):
1036
def __init__(self, store):
1037
BzrError.__init__(self, "Store %s is not listable" % store)
1040
class UnlistableBranch(BzrError):
1042
def __init__(self, br):
1043
BzrError.__init__(self, "Stores for branch %s are not listable" % br)
1046
class BoundBranchOutOfDate(BzrError):
1048
_fmt = ("Bound branch %(branch)s is out of date with master branch"
1049
" %(master)s.%(extra_help)s")
1051
def __init__(self, branch, master):
1052
BzrError.__init__(self)
1053
self.branch = branch
1054
self.master = master
1055
self.extra_help = ''
1058
class CommitToDoubleBoundBranch(BzrError):
1060
_fmt = ("Cannot commit to branch %(branch)s."
1061
" It is bound to %(master)s, which is bound to %(remote)s.")
1063
def __init__(self, branch, master, remote):
1064
BzrError.__init__(self)
1065
self.branch = branch
1066
self.master = master
1067
self.remote = remote
1070
class OverwriteBoundBranch(BzrError):
1072
_fmt = "Cannot pull --overwrite to a branch which is bound %(branch)s"
1074
def __init__(self, branch):
1075
BzrError.__init__(self)
1076
self.branch = branch
1079
class BoundBranchConnectionFailure(BzrError):
1081
_fmt = ("Unable to connect to target of bound branch %(branch)s"
1082
" => %(target)s: %(error)s")
1084
def __init__(self, branch, target, error):
1085
BzrError.__init__(self)
1086
self.branch = branch
1087
self.target = target
1091
class VersionedFileError(BzrError):
1093
_fmt = "Versioned file error"
1096
class RevisionNotPresent(VersionedFileError):
1098
_fmt = 'Revision {%(revision_id)s} not present in "%(file_id)s".'
1100
def __init__(self, revision_id, file_id):
1101
VersionedFileError.__init__(self)
1102
self.revision_id = revision_id
1103
self.file_id = file_id
1106
class RevisionAlreadyPresent(VersionedFileError):
1108
_fmt = 'Revision {%(revision_id)s} already present in "%(file_id)s".'
1110
def __init__(self, revision_id, file_id):
1111
VersionedFileError.__init__(self)
1112
self.revision_id = revision_id
1113
self.file_id = file_id
1116
class VersionedFileInvalidChecksum(VersionedFileError):
1118
_fmt = "Text did not match its checksum: %(msg)s"
1121
class RetryWithNewPacks(BzrError):
1122
"""Raised when we realize that the packs on disk have changed.
1124
This is meant as more of a signaling exception, to trap between where a
1125
local error occurred and the code that can actually handle the error and
1126
code that can retry appropriately.
1129
internal_error = True
1131
_fmt = ("Pack files have changed, reload and retry. context: %(context)s"
1134
def __init__(self, context, reload_occurred, exc_info):
1135
"""create a new RetryWithNewPacks error.
1137
:param reload_occurred: Set to True if we know that the packs have
1138
already been reloaded, and we are failing because of an in-memory
1139
cache miss. If set to True then we will ignore if a reload says
1140
nothing has changed, because we assume it has already reloaded. If
1141
False, then a reload with nothing changed will force an error.
1142
:param exc_info: The original exception traceback, so if there is a
1143
problem we can raise the original error (value from sys.exc_info())
1145
BzrError.__init__(self)
1146
self.context = context
1147
self.reload_occurred = reload_occurred
1148
self.exc_info = exc_info
1149
self.orig_error = exc_info[1]
1150
# TODO: The global error handler should probably treat this by
1151
# raising/printing the original exception with a bit about
1152
# RetryWithNewPacks also not being caught
1155
class RetryAutopack(RetryWithNewPacks):
1156
"""Raised when we are autopacking and we find a missing file.
1158
Meant as a signaling exception, to tell the autopack code it should try
1162
internal_error = True
1164
_fmt = ("Pack files have changed, reload and try autopack again."
1165
" context: %(context)s %(orig_error)s")
1168
class NoSuchExportFormat(BzrError):
1170
_fmt = "Export format %(format)r not supported"
1172
def __init__(self, format):
1173
BzrError.__init__(self)
1174
self.format = format
1177
class TransportError(BzrError):
1179
_fmt = "Transport error: %(msg)s %(orig_error)s"
1181
def __init__(self, msg=None, orig_error=None):
1182
if msg is None and orig_error is not None:
1183
msg = str(orig_error)
1184
if orig_error is None:
1189
self.orig_error = orig_error
1190
BzrError.__init__(self)
1193
class TooManyConcurrentRequests(InternalBzrError):
1195
_fmt = ("The medium '%(medium)s' has reached its concurrent request limit."
1196
" Be sure to finish_writing and finish_reading on the"
1197
" currently open request.")
1199
def __init__(self, medium):
1200
self.medium = medium
1203
class SmartProtocolError(TransportError):
1205
_fmt = "Generic bzr smart protocol error: %(details)s"
1207
def __init__(self, details):
1208
self.details = details
1211
class UnexpectedProtocolVersionMarker(TransportError):
1213
_fmt = "Received bad protocol version marker: %(marker)r"
1215
def __init__(self, marker):
1216
self.marker = marker
1219
class UnknownSmartMethod(InternalBzrError):
1221
_fmt = "The server does not recognise the '%(verb)s' request."
1223
def __init__(self, verb):
1227
class SmartMessageHandlerError(InternalBzrError):
1229
_fmt = ("The message handler raised an exception:\n"
1230
"%(traceback_text)s")
1232
def __init__(self, exc_info):
1234
# GZ 2010-08-10: Cycle with exc_tb/exc_info affects at least one test
1235
self.exc_type, self.exc_value, self.exc_tb = exc_info
1236
self.exc_info = exc_info
1237
traceback_strings = traceback.format_exception(
1238
self.exc_type, self.exc_value, self.exc_tb)
1239
self.traceback_text = ''.join(traceback_strings)
1242
# A set of semi-meaningful errors which can be thrown
1243
class TransportNotPossible(TransportError):
1245
_fmt = "Transport operation not possible: %(msg)s %(orig_error)s"
1248
class ConnectionError(TransportError):
1250
_fmt = "Connection error: %(msg)s %(orig_error)s"
1253
class SocketConnectionError(ConnectionError):
1255
_fmt = "%(msg)s %(host)s%(port)s%(orig_error)s"
1257
def __init__(self, host, port=None, msg=None, orig_error=None):
1259
msg = 'Failed to connect to'
1260
if orig_error is None:
1263
orig_error = '; ' + str(orig_error)
1264
ConnectionError.__init__(self, msg=msg, orig_error=orig_error)
1269
self.port = ':%s' % port
1272
# XXX: This is also used for unexpected end of file, which is different at the
1273
# TCP level from "connection reset".
1274
class ConnectionReset(TransportError):
1276
_fmt = "Connection closed: %(msg)s %(orig_error)s"
1279
class ConnectionTimeout(ConnectionError):
1281
_fmt = "Connection Timeout: %(msg)s%(orig_error)s"
1284
class InvalidRange(TransportError):
1286
_fmt = "Invalid range access in %(path)s at %(offset)s: %(msg)s"
1288
def __init__(self, path, offset, msg=None):
1289
TransportError.__init__(self, msg)
1291
self.offset = offset
1294
class InvalidHttpResponse(TransportError):
1296
_fmt = "Invalid http response for %(path)s: %(msg)s%(orig_error)s"
1298
def __init__(self, path, msg, orig_error=None):
1300
if orig_error is None:
1303
# This is reached for obscure and unusual errors so we want to
1304
# preserve as much info as possible to ease debug.
1305
orig_error = ': %r' % (orig_error,)
1306
TransportError.__init__(self, msg, orig_error=orig_error)
1309
class InvalidHttpRange(InvalidHttpResponse):
1311
_fmt = "Invalid http range %(range)r for %(path)s: %(msg)s"
1313
def __init__(self, path, range, msg):
1315
InvalidHttpResponse.__init__(self, path, msg)
1318
class HttpBoundaryMissing(InvalidHttpResponse):
1319
"""A multipart response ends with no boundary marker.
1321
This is a special case caused by buggy proxies, described in
1322
<https://bugs.launchpad.net/bzr/+bug/198646>.
1325
_fmt = "HTTP MIME Boundary missing for %(path)s: %(msg)s"
1327
def __init__(self, path, msg):
1328
InvalidHttpResponse.__init__(self, path, msg)
1331
class InvalidHttpContentType(InvalidHttpResponse):
1333
_fmt = 'Invalid http Content-type "%(ctype)s" for %(path)s: %(msg)s'
1335
def __init__(self, path, ctype, msg):
1337
InvalidHttpResponse.__init__(self, path, msg)
1340
class RedirectRequested(TransportError):
1342
_fmt = '%(source)s is%(permanently)s redirected to %(target)s'
1344
def __init__(self, source, target, is_permanent=False):
1345
self.source = source
1346
self.target = target
1348
self.permanently = ' permanently'
1350
self.permanently = ''
1351
TransportError.__init__(self)
1354
class TooManyRedirections(TransportError):
1356
_fmt = "Too many redirections"
1359
class ConflictsInTree(BzrError):
1361
_fmt = "Working tree has conflicts."
1364
class DependencyNotPresent(BzrError):
1366
_fmt = 'Unable to import library "%(library)s": %(error)s'
1368
def __init__(self, library, error):
1369
BzrError.__init__(self, library=library, error=error)
1372
class WorkingTreeNotRevision(BzrError):
1374
_fmt = ("The working tree for %(basedir)s has changed since"
1375
" the last commit, but weave merge requires that it be"
1378
def __init__(self, tree):
1379
BzrError.__init__(self, basedir=tree.basedir)
1382
class GraphCycleError(BzrError):
1384
_fmt = "Cycle in graph %(graph)r"
1386
def __init__(self, graph):
1387
BzrError.__init__(self)
1391
class WritingCompleted(InternalBzrError):
1393
_fmt = ("The MediumRequest '%(request)s' has already had finish_writing "
1394
"called upon it - accept bytes may not be called anymore.")
1396
def __init__(self, request):
1397
self.request = request
1400
class WritingNotComplete(InternalBzrError):
1402
_fmt = ("The MediumRequest '%(request)s' has not has finish_writing "
1403
"called upon it - until the write phase is complete no "
1404
"data may be read.")
1406
def __init__(self, request):
1407
self.request = request
1410
class NotConflicted(BzrError):
1412
_fmt = "File %(filename)s is not conflicted."
1414
def __init__(self, filename):
1415
BzrError.__init__(self)
1416
self.filename = filename
1419
class MediumNotConnected(InternalBzrError):
1421
_fmt = """The medium '%(medium)s' is not connected."""
1423
def __init__(self, medium):
1424
self.medium = medium
1427
class MustUseDecorated(Exception):
1429
_fmt = "A decorating function has requested its original command be used."
1432
class NoBundleFound(BzrError):
1434
_fmt = 'No bundle was found in "%(filename)s".'
1436
def __init__(self, filename):
1437
BzrError.__init__(self)
1438
self.filename = filename
1441
class BundleNotSupported(BzrError):
1443
_fmt = "Unable to handle bundle version %(version)s: %(msg)s"
1445
def __init__(self, version, msg):
1446
BzrError.__init__(self)
1447
self.version = version
1451
class MissingText(BzrError):
1453
_fmt = ("Branch %(base)s is missing revision"
1454
" %(text_revision)s of %(file_id)s")
1456
def __init__(self, branch, text_revision, file_id):
1457
BzrError.__init__(self)
1458
self.branch = branch
1459
self.base = branch.base
1460
self.text_revision = text_revision
1461
self.file_id = file_id
1464
class DuplicateFileId(BzrError):
1466
_fmt = "File id {%(file_id)s} already exists in inventory as %(entry)s"
1468
def __init__(self, file_id, entry):
1469
BzrError.__init__(self)
1470
self.file_id = file_id
1474
class DuplicateKey(BzrError):
1476
_fmt = "Key %(key)s is already present in map"
1479
class DuplicateHelpPrefix(BzrError):
1481
_fmt = "The prefix %(prefix)s is in the help search path twice."
1483
def __init__(self, prefix):
1484
self.prefix = prefix
1487
class MalformedTransform(InternalBzrError):
1489
_fmt = "Tree transform is malformed %(conflicts)r"
1492
class NoFinalPath(BzrError):
1494
_fmt = ("No final name for trans_id %(trans_id)r\n"
1495
"file-id: %(file_id)r\n"
1496
"root trans-id: %(root_trans_id)r\n")
1498
def __init__(self, trans_id, transform):
1499
self.trans_id = trans_id
1500
self.file_id = transform.final_file_id(trans_id)
1501
self.root_trans_id = transform.root
1504
class BzrBadParameter(InternalBzrError):
1506
_fmt = "Bad parameter: %(param)r"
1508
# This exception should never be thrown, but it is a base class for all
1509
# parameter-to-function errors.
1511
def __init__(self, param):
1512
BzrError.__init__(self)
1516
class BzrBadParameterNotUnicode(BzrBadParameter):
1518
_fmt = "Parameter %(param)s is neither unicode nor utf8."
1521
class ReusingTransform(BzrError):
1523
_fmt = "Attempt to reuse a transform that has already been applied."
1526
class CantMoveRoot(BzrError):
1528
_fmt = "Moving the root directory is not supported at this time"
1531
class TransformRenameFailed(BzrError):
1533
_fmt = "Failed to rename %(from_path)s to %(to_path)s: %(why)s"
1535
def __init__(self, from_path, to_path, why, errno):
1536
self.from_path = from_path
1537
self.to_path = to_path
1542
class BzrMoveFailedError(BzrError):
1544
_fmt = ("Could not move %(from_path)s%(operator)s %(to_path)s"
1545
"%(_has_extra)s%(extra)s")
1547
def __init__(self, from_path='', to_path='', extra=None):
1548
from breezy.osutils import splitpath
1549
BzrError.__init__(self)
1551
self.extra, self._has_extra = extra, ': '
1553
self.extra = self._has_extra = ''
1555
has_from = len(from_path) > 0
1556
has_to = len(to_path) > 0
1558
self.from_path = splitpath(from_path)[-1]
1563
self.to_path = splitpath(to_path)[-1]
1568
if has_from and has_to:
1569
self.operator = " =>"
1571
self.from_path = "from " + from_path
1573
self.operator = "to"
1575
self.operator = "file"
1578
class BzrRenameFailedError(BzrMoveFailedError):
1580
_fmt = ("Could not rename %(from_path)s%(operator)s %(to_path)s"
1581
"%(_has_extra)s%(extra)s")
1583
def __init__(self, from_path, to_path, extra=None):
1584
BzrMoveFailedError.__init__(self, from_path, to_path, extra)
1587
class BzrBadParameterNotString(BzrBadParameter):
1589
_fmt = "Parameter %(param)s is not a string or unicode string."
1592
class BzrBadParameterMissing(BzrBadParameter):
1594
_fmt = "Parameter %(param)s is required but not present."
1597
class BzrBadParameterUnicode(BzrBadParameter):
1599
_fmt = ("Parameter %(param)s is unicode but"
1600
" only byte-strings are permitted.")
1603
class BzrBadParameterContainsNewline(BzrBadParameter):
1605
_fmt = "Parameter %(param)s contains a newline."
1608
class ParamikoNotPresent(DependencyNotPresent):
1610
_fmt = "Unable to import paramiko (required for sftp support): %(error)s"
1612
def __init__(self, error):
1613
DependencyNotPresent.__init__(self, 'paramiko', error)
1616
class PointlessMerge(BzrError):
1618
_fmt = "Nothing to merge."
1621
class UninitializableFormat(BzrError):
1623
_fmt = "Format %(format)s cannot be initialised by this version of brz."
1625
def __init__(self, format):
1626
BzrError.__init__(self)
1627
self.format = format
1630
class BadConversionTarget(BzrError):
1632
_fmt = "Cannot convert from format %(from_format)s to format %(format)s." \
1635
def __init__(self, problem, format, from_format=None):
1636
BzrError.__init__(self)
1637
self.problem = problem
1638
self.format = format
1639
self.from_format = from_format or '(unspecified)'
1642
class NoDiffFound(BzrError):
1644
_fmt = 'Could not find an appropriate Differ for file "%(path)s"'
1646
def __init__(self, path):
1647
BzrError.__init__(self, path)
1650
class ExecutableMissing(BzrError):
1652
_fmt = "%(exe_name)s could not be found on this machine"
1654
def __init__(self, exe_name):
1655
BzrError.__init__(self, exe_name=exe_name)
1658
class NoDiff(BzrError):
1660
_fmt = "Diff is not installed on this machine: %(msg)s"
1662
def __init__(self, msg):
1663
BzrError.__init__(self, msg=msg)
1666
class NoDiff3(BzrError):
1668
_fmt = "Diff3 is not installed on this machine."
1671
class ExistingContent(BzrError):
1672
# Added in breezy 0.92, used by VersionedFile.add_lines.
1674
_fmt = "The content being inserted is already present."
1677
class ExistingLimbo(BzrError):
1679
_fmt = """This tree contains left-over files from a failed operation.
1680
Please examine %(limbo_dir)s to see if it contains any files you wish to
1681
keep, and delete it when you are done."""
1683
def __init__(self, limbo_dir):
1684
BzrError.__init__(self)
1685
self.limbo_dir = limbo_dir
1688
class ExistingPendingDeletion(BzrError):
1690
_fmt = """This tree contains left-over files from a failed operation.
1691
Please examine %(pending_deletion)s to see if it contains any files you
1692
wish to keep, and delete it when you are done."""
1694
def __init__(self, pending_deletion):
1695
BzrError.__init__(self, pending_deletion=pending_deletion)
1698
class ImmortalLimbo(BzrError):
1700
_fmt = """Unable to delete transform temporary directory %(limbo_dir)s.
1701
Please examine %(limbo_dir)s to see if it contains any files you wish to
1702
keep, and delete it when you are done."""
1704
def __init__(self, limbo_dir):
1705
BzrError.__init__(self)
1706
self.limbo_dir = limbo_dir
1709
class ImmortalPendingDeletion(BzrError):
1711
_fmt = ("Unable to delete transform temporary directory "
1712
"%(pending_deletion)s. Please examine %(pending_deletion)s to see if it "
1713
"contains any files you wish to keep, and delete it when you are done.")
1715
def __init__(self, pending_deletion):
1716
BzrError.__init__(self, pending_deletion=pending_deletion)
1719
class OutOfDateTree(BzrError):
1721
_fmt = "Working tree is out of date, please run 'brz update'.%(more)s"
1723
def __init__(self, tree, more=None):
1728
BzrError.__init__(self)
1733
class PublicBranchOutOfDate(BzrError):
1735
_fmt = 'Public branch "%(public_location)s" lacks revision '\
1738
def __init__(self, public_location, revstring):
1739
import breezy.urlutils as urlutils
1740
public_location = urlutils.unescape_for_display(public_location,
1742
BzrError.__init__(self, public_location=public_location,
1743
revstring=revstring)
1746
class MergeModifiedFormatError(BzrError):
1748
_fmt = "Error in merge modified format"
1751
class ConflictFormatError(BzrError):
1753
_fmt = "Format error in conflict listings"
1756
class CorruptRepository(BzrError):
1758
_fmt = ("An error has been detected in the repository %(repo_path)s.\n"
1759
"Please run brz reconcile on this repository.")
1761
def __init__(self, repo):
1762
BzrError.__init__(self)
1763
self.repo_path = repo.user_url
1766
class InconsistentDelta(BzrError):
1767
"""Used when we get a delta that is not valid."""
1769
_fmt = ("An inconsistent delta was supplied involving %(path)r,"
1770
" %(file_id)r\nreason: %(reason)s")
1772
def __init__(self, path, file_id, reason):
1773
BzrError.__init__(self)
1775
self.file_id = file_id
1776
self.reason = reason
1779
class InconsistentDeltaDelta(InconsistentDelta):
1780
"""Used when we get a delta that is not valid."""
1782
_fmt = ("An inconsistent delta was supplied: %(delta)r"
1783
"\nreason: %(reason)s")
1785
def __init__(self, delta, reason):
1786
BzrError.__init__(self)
1788
self.reason = reason
1791
class UpgradeRequired(BzrError):
1793
_fmt = "To use this feature you must upgrade your branch at %(path)s."
1795
def __init__(self, path):
1796
BzrError.__init__(self)
1800
class RepositoryUpgradeRequired(UpgradeRequired):
1802
_fmt = "To use this feature you must upgrade your repository at %(path)s."
1805
class RichRootUpgradeRequired(UpgradeRequired):
1807
_fmt = ("To use this feature you must upgrade your branch at %(path)s to"
1808
" a format which supports rich roots.")
1811
class LocalRequiresBoundBranch(BzrError):
1813
_fmt = "Cannot perform local-only commits on unbound branches."
1816
class UnsupportedOperation(BzrError):
1818
_fmt = ("The method %(mname)s is not supported on"
1819
" objects of type %(tname)s.")
1821
def __init__(self, method, method_self):
1822
self.method = method
1823
self.mname = method.__name__
1824
self.tname = type(method_self).__name__
1827
class FetchLimitUnsupported(UnsupportedOperation):
1829
fmt = ("InterBranch %(interbranch)r does not support fetching limits.")
1831
def __init__(self, interbranch):
1832
BzrError.__init__(self, interbranch=interbranch)
1835
class NonAsciiRevisionId(UnsupportedOperation):
1836
"""Raised when a commit is attempting to set a non-ascii revision id
1841
class SharedRepositoriesUnsupported(UnsupportedOperation):
1842
_fmt = "Shared repositories are not supported by %(format)r."
1844
def __init__(self, format):
1845
BzrError.__init__(self, format=format)
1848
class GhostTagsNotSupported(BzrError):
1850
_fmt = "Ghost tags not supported by format %(format)r."
1852
def __init__(self, format):
1853
self.format = format
1856
class BinaryFile(BzrError):
1858
_fmt = "File is binary but should be text."
1861
class IllegalPath(BzrError):
1863
_fmt = "The path %(path)s is not permitted on this platform"
1865
def __init__(self, path):
1866
BzrError.__init__(self)
1870
class TestamentMismatch(BzrError):
1872
_fmt = """Testament did not match expected value.
1873
For revision_id {%(revision_id)s}, expected {%(expected)s}, measured
1876
def __init__(self, revision_id, expected, measured):
1877
self.revision_id = revision_id
1878
self.expected = expected
1879
self.measured = measured
1882
class NotABundle(BzrError):
1884
_fmt = "Not a bzr revision-bundle: %(text)r"
1886
def __init__(self, text):
1887
BzrError.__init__(self)
1891
class BadBundle(BzrError):
1893
_fmt = "Bad bzr revision-bundle: %(text)r"
1895
def __init__(self, text):
1896
BzrError.__init__(self)
1900
class MalformedHeader(BadBundle):
1902
_fmt = "Malformed bzr revision-bundle header: %(text)r"
1905
class MalformedPatches(BadBundle):
1907
_fmt = "Malformed patches in bzr revision-bundle: %(text)r"
1910
class MalformedFooter(BadBundle):
1912
_fmt = "Malformed footer in bzr revision-bundle: %(text)r"
1915
class UnsupportedEOLMarker(BadBundle):
1917
_fmt = "End of line marker was not \\n in bzr revision-bundle"
1920
# XXX: BadBundle's constructor assumes there's explanatory text,
1921
# but for this there is not
1922
BzrError.__init__(self)
1925
class IncompatibleBundleFormat(BzrError):
1927
_fmt = "Bundle format %(bundle_format)s is incompatible with %(other)s"
1929
def __init__(self, bundle_format, other):
1930
BzrError.__init__(self)
1931
self.bundle_format = bundle_format
1935
class BadInventoryFormat(BzrError):
1937
_fmt = "Root class for inventory serialization errors"
1940
class UnexpectedInventoryFormat(BadInventoryFormat):
1942
_fmt = "The inventory was not in the expected format:\n %(msg)s"
1944
def __init__(self, msg):
1945
BadInventoryFormat.__init__(self, msg=msg)
1948
class RootNotRich(BzrError):
1950
_fmt = """This operation requires rich root data storage"""
1953
class NoSmartMedium(InternalBzrError):
1955
_fmt = "The transport '%(transport)s' cannot tunnel the smart protocol."
1957
def __init__(self, transport):
1958
self.transport = transport
1961
class UnknownSSH(BzrError):
1963
_fmt = "Unrecognised value for BRZ_SSH environment variable: %(vendor)s"
1965
def __init__(self, vendor):
1966
BzrError.__init__(self)
1967
self.vendor = vendor
1970
class SSHVendorNotFound(BzrError):
1972
_fmt = ("Don't know how to handle SSH connections."
1973
" Please set BRZ_SSH environment variable.")
1976
class GhostRevisionsHaveNoRevno(BzrError):
1977
"""When searching for revnos, if we encounter a ghost, we are stuck"""
1979
_fmt = ("Could not determine revno for {%(revision_id)s} because"
1980
" its ancestry shows a ghost at {%(ghost_revision_id)s}")
1982
def __init__(self, revision_id, ghost_revision_id):
1983
self.revision_id = revision_id
1984
self.ghost_revision_id = ghost_revision_id
1987
class GhostRevisionUnusableHere(BzrError):
1989
_fmt = "Ghost revision {%(revision_id)s} cannot be used here."
1991
def __init__(self, revision_id):
1992
BzrError.__init__(self)
1993
self.revision_id = revision_id
1996
class NotAMergeDirective(BzrError):
1997
"""File starting with %(firstline)r is not a merge directive"""
1999
def __init__(self, firstline):
2000
BzrError.__init__(self, firstline=firstline)
2003
class NoMergeSource(BzrError):
2004
"""Raise if no merge source was specified for a merge directive"""
2006
_fmt = "A merge directive must provide either a bundle or a public"\
2010
class IllegalMergeDirectivePayload(BzrError):
2011
"""A merge directive contained something other than a patch or bundle"""
2013
_fmt = "Bad merge directive payload %(start)r"
2015
def __init__(self, start):
2020
class PatchVerificationFailed(BzrError):
2021
"""A patch from a merge directive could not be verified"""
2023
_fmt = "Preview patch does not match requested changes."
2026
class PatchMissing(BzrError):
2027
"""Raise a patch type was specified but no patch supplied"""
2029
_fmt = "Patch_type was %(patch_type)s, but no patch was supplied."
2031
def __init__(self, patch_type):
2032
BzrError.__init__(self)
2033
self.patch_type = patch_type
2036
class TargetNotBranch(BzrError):
2037
"""A merge directive's target branch is required, but isn't a branch"""
2039
_fmt = ("Your branch does not have all of the revisions required in "
2040
"order to merge this merge directive and the target "
2041
"location specified in the merge directive is not a branch: "
2044
def __init__(self, location):
2045
BzrError.__init__(self)
2046
self.location = location
2049
class UnsupportedInventoryKind(BzrError):
2051
_fmt = """Unsupported entry kind %(kind)s"""
2053
def __init__(self, kind):
2057
class BadSubsumeSource(BzrError):
2059
_fmt = "Can't subsume %(other_tree)s into %(tree)s. %(reason)s"
2061
def __init__(self, tree, other_tree, reason):
2063
self.other_tree = other_tree
2064
self.reason = reason
2067
class SubsumeTargetNeedsUpgrade(BzrError):
2069
_fmt = """Subsume target %(other_tree)s needs to be upgraded."""
2071
def __init__(self, other_tree):
2072
self.other_tree = other_tree
2075
class NoSuchTag(BzrError):
2077
_fmt = "No such tag: %(tag_name)s"
2079
def __init__(self, tag_name):
2080
self.tag_name = tag_name
2083
class TagsNotSupported(BzrError):
2085
_fmt = ("Tags not supported by %(branch)s;"
2086
" you may be able to use 'brz upgrade %(branch_url)s'.")
2088
def __init__(self, branch):
2089
self.branch = branch
2090
self.branch_url = branch.user_url
2093
class TagAlreadyExists(BzrError):
2095
_fmt = "Tag %(tag_name)s already exists."
2097
def __init__(self, tag_name):
2098
self.tag_name = tag_name
2101
class UnexpectedSmartServerResponse(BzrError):
2103
_fmt = "Could not understand response from smart server: %(response_tuple)r"
2105
def __init__(self, response_tuple):
2106
self.response_tuple = response_tuple
2109
class ErrorFromSmartServer(BzrError):
2110
"""An error was received from a smart server.
2112
:seealso: UnknownErrorFromSmartServer
2115
_fmt = "Error received from smart server: %(error_tuple)r"
2117
internal_error = True
2119
def __init__(self, error_tuple):
2120
self.error_tuple = error_tuple
2122
self.error_verb = error_tuple[0]
2124
self.error_verb = None
2125
self.error_args = error_tuple[1:]
2128
class UnknownErrorFromSmartServer(BzrError):
2129
"""An ErrorFromSmartServer could not be translated into a typical breezy
2132
This is distinct from ErrorFromSmartServer so that it is possible to
2133
distinguish between the following two cases:
2135
- ErrorFromSmartServer was uncaught. This is logic error in the client
2136
and so should provoke a traceback to the user.
2137
- ErrorFromSmartServer was caught but its error_tuple could not be
2138
translated. This is probably because the server sent us garbage, and
2139
should not provoke a traceback.
2142
_fmt = "Server sent an unexpected error: %(error_tuple)r"
2144
internal_error = False
2146
def __init__(self, error_from_smart_server):
2149
:param error_from_smart_server: An ErrorFromSmartServer instance.
2151
self.error_from_smart_server = error_from_smart_server
2152
self.error_tuple = error_from_smart_server.error_tuple
2155
class ContainerError(BzrError):
2156
"""Base class of container errors."""
2159
class UnknownContainerFormatError(ContainerError):
2161
_fmt = "Unrecognised container format: %(container_format)r"
2163
def __init__(self, container_format):
2164
self.container_format = container_format
2167
class UnexpectedEndOfContainerError(ContainerError):
2169
_fmt = "Unexpected end of container stream"
2172
class UnknownRecordTypeError(ContainerError):
2174
_fmt = "Unknown record type: %(record_type)r"
2176
def __init__(self, record_type):
2177
self.record_type = record_type
2180
class InvalidRecordError(ContainerError):
2182
_fmt = "Invalid record: %(reason)s"
2184
def __init__(self, reason):
2185
self.reason = reason
2188
class ContainerHasExcessDataError(ContainerError):
2190
_fmt = "Container has data after end marker: %(excess)r"
2192
def __init__(self, excess):
2193
self.excess = excess
2196
class DuplicateRecordNameError(ContainerError):
2198
_fmt = "Container has multiple records with the same name: %(name)s"
2200
def __init__(self, name):
2201
self.name = name.decode("utf-8")
2204
class RepositoryDataStreamError(BzrError):
2206
_fmt = "Corrupt or incompatible data stream: %(reason)s"
2208
def __init__(self, reason):
2209
self.reason = reason
2212
class UncommittedChanges(BzrError):
2214
_fmt = ('Working tree "%(display_url)s" has uncommitted changes'
2215
' (See brz status).%(more)s')
2217
def __init__(self, tree, more=None):
2222
import breezy.urlutils as urlutils
2223
user_url = getattr(tree, "user_url", None)
2224
if user_url is None:
2225
display_url = str(tree)
2227
display_url = urlutils.unescape_for_display(user_url, 'ascii')
2228
BzrError.__init__(self, tree=tree, display_url=display_url, more=more)
2231
class StoringUncommittedNotSupported(BzrError):
2233
_fmt = ('Branch "%(display_url)s" does not support storing uncommitted'
2236
def __init__(self, branch):
2237
import breezy.urlutils as urlutils
2238
user_url = getattr(branch, "user_url", None)
2239
if user_url is None:
2240
display_url = str(branch)
2242
display_url = urlutils.unescape_for_display(user_url, 'ascii')
2243
BzrError.__init__(self, branch=branch, display_url=display_url)
2246
class ShelvedChanges(UncommittedChanges):
2248
_fmt = ('Working tree "%(display_url)s" has shelved changes'
2249
' (See brz shelve --list).%(more)s')
2252
class UnableEncodePath(BzrError):
2254
_fmt = ('Unable to encode %(kind)s path %(path)r in '
2255
'user encoding %(user_encoding)s')
2257
def __init__(self, path, kind):
2258
from breezy.osutils import get_user_encoding
2261
self.user_encoding = get_user_encoding()
2264
class NoSuchAlias(BzrError):
2266
_fmt = ('The alias "%(alias_name)s" does not exist.')
2268
def __init__(self, alias_name):
2269
BzrError.__init__(self, alias_name=alias_name)
2272
class CannotBindAddress(BzrError):
2274
_fmt = 'Cannot bind address "%(host)s:%(port)i": %(orig_error)s.'
2276
def __init__(self, host, port, orig_error):
2277
# nb: in python2.4 socket.error doesn't have a useful repr
2278
BzrError.__init__(self, host=host, port=port,
2279
orig_error=repr(orig_error.args))
2282
class TipChangeRejected(BzrError):
2283
"""A pre_change_branch_tip hook function may raise this to cleanly and
2284
explicitly abort a change to a branch tip.
2287
_fmt = u"Tip change rejected: %(msg)s"
2289
def __init__(self, msg):
2293
class JailBreak(BzrError):
2295
_fmt = "An attempt to access a url outside the server jail was made: '%(url)s'."
2297
def __init__(self, url):
2298
BzrError.__init__(self, url=url)
2301
class UserAbort(BzrError):
2303
_fmt = 'The user aborted the operation.'
2306
class UnresumableWriteGroup(BzrError):
2308
_fmt = ("Repository %(repository)s cannot resume write group "
2309
"%(write_groups)r: %(reason)s")
2311
internal_error = True
2313
def __init__(self, repository, write_groups, reason):
2314
self.repository = repository
2315
self.write_groups = write_groups
2316
self.reason = reason
2319
class UnsuspendableWriteGroup(BzrError):
2321
_fmt = ("Repository %(repository)s cannot suspend a write group.")
2323
internal_error = True
2325
def __init__(self, repository):
2326
self.repository = repository
2329
class LossyPushToSameVCS(BzrError):
2331
_fmt = ("Lossy push not possible between %(source_branch)r and "
2332
"%(target_branch)r that are in the same VCS.")
2334
internal_error = True
2336
def __init__(self, source_branch, target_branch):
2337
self.source_branch = source_branch
2338
self.target_branch = target_branch
2341
class NoRoundtrippingSupport(BzrError):
2343
_fmt = ("Roundtripping is not supported between %(source_branch)r and "
2344
"%(target_branch)r.")
2346
internal_error = True
2348
def __init__(self, source_branch, target_branch):
2349
self.source_branch = source_branch
2350
self.target_branch = target_branch
2353
class NoColocatedBranchSupport(BzrError):
2355
_fmt = ("%(controldir)r does not support co-located branches.")
2357
def __init__(self, controldir):
2358
self.controldir = controldir
2361
class RecursiveBind(BzrError):
2363
_fmt = ('Branch "%(branch_url)s" appears to be bound to itself. '
2364
'Please use `brz unbind` to fix.')
2366
def __init__(self, branch_url):
2367
self.branch_url = branch_url
2370
class UnsupportedKindChange(BzrError):
2372
_fmt = ("Kind change from %(from_kind)s to %(to_kind)s for "
2373
"%(path)s not supported by format %(format)r")
2375
def __init__(self, path, from_kind, to_kind, format):
2377
self.from_kind = from_kind
2378
self.to_kind = to_kind
2379
self.format = format
2382
class ChangesAlreadyStored(BzrCommandError):
2384
_fmt = ('Cannot store uncommitted changes because this branch already'
2385
' stores uncommitted changes.')
2388
class RevnoOutOfBounds(InternalBzrError):
2390
_fmt = ("The requested revision number %(revno)d is outside of the "
2391
"expected boundaries (%(minimum)d <= %(maximum)d).")
2393
def __init__(self, revno, bounds):
2394
InternalBzrError.__init__(
2395
self, revno=revno, minimum=bounds[0], maximum=bounds[1])
added
removed
breezy/errors.py
