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# Copyright (C) 2005-2010 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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from .lazy_import import lazy_import
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lazy_import(globals(), """
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branch as _mod_branch,
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from breezy.i18n import gettext
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class InvalidRevisionSpec(errors.BzrError):
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_fmt = ("Requested revision: '%(spec)s' does not exist in branch:"
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" %(branch_url)s%(extra)s")
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def __init__(self, spec, branch, extra=None):
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errors.BzrError.__init__(self, branch=branch, spec=spec)
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self.branch_url = getattr(branch, 'user_url', str(branch))
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self.extra = '\n' + str(extra)
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class InvalidRevisionSpec(errors.BzrError):
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_fmt = ("Requested revision: '%(spec)s' does not exist in branch:"
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" %(branch_url)s%(extra)s")
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def __init__(self, spec, branch, extra=None):
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errors.BzrError.__init__(self, branch=branch, spec=spec)
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self.branch_url = getattr(branch, 'user_url', str(branch))
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self.extra = '\n' + str(extra)
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class RevisionInfo(object):
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"""The results of applying a revision specification to a branch."""
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help_txt = """The results of applying a revision specification to a branch.
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An instance has two useful attributes: revno, and rev_id.
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They can also be accessed as spec[0] and spec[1] respectively,
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so that you can write code like:
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revno, rev_id = RevisionSpec(branch, spec)
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although this is probably going to be deprecated later.
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This class exists mostly to be the return value of a RevisionSpec,
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so that you can access the member you're interested in (number or id)
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or treat the result as a tuple.
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def __init__(self, branch, revno=None, rev_id=None):
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self._has_revno = (revno is not None)
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if self.rev_id is None and self._revno is not None:
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# allow caller to be lazy
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self.rev_id = branch.get_rev_id(self._revno)
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if not self._has_revno and self.rev_id is not None:
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self._revno = self.branch.revision_id_to_revno(self.rev_id)
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except (errors.NoSuchRevision, errors.RevnoOutOfBounds):
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self._has_revno = True
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if self.rev_id is None:
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# TODO: otherwise, it should depend on how I was built -
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# if it's in_history(branch), then check revision_history(),
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# if it's in_store(branch), do the check below
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return self.branch.repository.has_revision(self.rev_id)
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__nonzero__ = __bool__
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def __getitem__(self, index):
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raise IndexError(index)
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return self.branch.repository.get_revision(self.rev_id)
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def __eq__(self, other):
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if type(other) not in (tuple, list, type(self)):
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if isinstance(other, type(self)) and self.branch is not other.branch:
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return tuple(self) == tuple(other)
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return '<breezy.revisionspec.RevisionInfo object %s, %s for %r>' % (
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self.revno, self.rev_id, self.branch)
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def from_revision_id(branch, revision_id):
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"""Construct a RevisionInfo given just the id.
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Use this if you don't know or care what the revno is.
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return RevisionInfo(branch, revno=None, rev_id=revision_id)
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class RevisionSpec(object):
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"""A parsed revision specification."""
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help_txt = """A parsed revision specification.
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A revision specification is a string, which may be unambiguous about
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what it represents by giving a prefix like 'date:' or 'revid:' etc,
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or it may have no prefix, in which case it's tried against several
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specifier types in sequence to determine what the user meant.
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Revision specs are an UI element, and they have been moved out
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of the branch class to leave "back-end" classes unaware of such
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details. Code that gets a revno or rev_id from other code should
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not be using revision specs - revnos and revision ids are the
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accepted ways to refer to revisions internally.
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(Equivalent to the old Branch method get_revision_info())
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dwim_catchable_exceptions = (InvalidRevisionSpec,)
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"""Exceptions that RevisionSpec_dwim._match_on will catch.
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If the revspec is part of ``dwim_revspecs``, it may be tried with an
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invalid revspec and raises some exception. The exceptions mentioned here
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will not be reported to the user but simply ignored without stopping the
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def from_string(spec):
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"""Parse a revision spec string into a RevisionSpec object.
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:param spec: A string specified by the user
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:return: A RevisionSpec object that understands how to parse the
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return RevisionSpec(None, _internal=True)
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if not isinstance(spec, str):
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raise TypeError("revision spec needs to be text")
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match = revspec_registry.get_prefix(spec)
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if match is not None:
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spectype, specsuffix = match
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trace.mutter('Returning RevisionSpec %s for %s',
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spectype.__name__, spec)
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return spectype(spec, _internal=True)
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# Otherwise treat it as a DWIM, build the RevisionSpec object and
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# wait for _match_on to be called.
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return RevisionSpec_dwim(spec, _internal=True)
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def __init__(self, spec, _internal=False):
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"""Create a RevisionSpec referring to the Null revision.
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:param spec: The original spec supplied by the user
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:param _internal: Used to ensure that RevisionSpec is not being
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called directly. Only from RevisionSpec.from_string()
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raise AssertionError(
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'Creating a RevisionSpec directly is not supported. '
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'Use RevisionSpec.from_string() instead.')
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self.user_spec = spec
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if self.prefix and spec.startswith(self.prefix):
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spec = spec[len(self.prefix):]
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def _match_on(self, branch, revs):
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trace.mutter('Returning RevisionSpec._match_on: None')
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return RevisionInfo(branch, None, None)
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def _match_on_and_check(self, branch, revs):
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info = self._match_on(branch, revs)
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elif info == (None, None):
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# special case - nothing supplied
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raise InvalidRevisionSpec(self.user_spec, branch)
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raise InvalidRevisionSpec(self.spec, branch)
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def in_history(self, branch):
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return self._match_on_and_check(branch, revs=None)
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# FIXME: in_history is somewhat broken,
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# it will return non-history revisions in many
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# circumstances. The expected facility is that
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# in_history only returns revision-history revs,
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# in_store returns any rev. RBC 20051010
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# aliases for now, when we fix the core logic, then they
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# will do what you expect.
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in_store = in_history
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def as_revision_id(self, context_branch):
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"""Return just the revision_id for this revisions spec.
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Some revision specs require a context_branch to be able to determine
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their value. Not all specs will make use of it.
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return self._as_revision_id(context_branch)
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def _as_revision_id(self, context_branch):
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"""Implementation of as_revision_id()
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Classes should override this function to provide appropriate
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functionality. The default is to just call '.in_history().rev_id'
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return self.in_history(context_branch).rev_id
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def as_tree(self, context_branch):
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"""Return the tree object for this revisions spec.
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Some revision specs require a context_branch to be able to determine
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the revision id and access the repository. Not all specs will make
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return self._as_tree(context_branch)
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def _as_tree(self, context_branch):
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"""Implementation of as_tree().
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Classes should override this function to provide appropriate
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functionality. The default is to just call '.as_revision_id()'
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and get the revision tree from context_branch's repository.
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revision_id = self.as_revision_id(context_branch)
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return context_branch.repository.revision_tree(revision_id)
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# this is mostly for helping with testing
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return '<%s %s>' % (self.__class__.__name__,
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def needs_branch(self):
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"""Whether this revision spec needs a branch.
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Set this to False the branch argument of _match_on is not used.
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def get_branch(self):
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"""When the revision specifier contains a branch location, return it.
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Otherwise, return None.
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class RevisionSpec_dwim(RevisionSpec):
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"""Provides a DWIMish revision specifier lookup.
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Note that this does not go in the revspec_registry because by definition
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there is no prefix to identify it. It's solely called from
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RevisionSpec.from_string() because the DWIMification happen when _match_on
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is called so the string describing the revision is kept here until needed.
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_revno_regex = lazy_regex.lazy_compile(r'^(?:(\d+(\.\d+)*)|-\d+)(:.*)?$')
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# The revspecs to try
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_possible_revspecs = []
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def _try_spectype(self, rstype, branch):
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rs = rstype(self.spec, _internal=True)
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# Hit in_history to find out if it exists, or we need to try the
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return rs.in_history(branch)
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def _match_on(self, branch, revs):
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"""Run the lookup and see what we can get."""
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# First, see if it's a revno
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if self._revno_regex.match(self.spec) is not None:
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return self._try_spectype(RevisionSpec_revno, branch)
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except RevisionSpec_revno.dwim_catchable_exceptions:
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# Next see what has been registered
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for objgetter in self._possible_revspecs:
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rs_class = objgetter.get_obj()
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return self._try_spectype(rs_class, branch)
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except rs_class.dwim_catchable_exceptions:
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# Well, I dunno what it is. Note that we don't try to keep track of the
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# first of last exception raised during the DWIM tries as none seems
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raise InvalidRevisionSpec(self.spec, branch)
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def append_possible_revspec(cls, revspec):
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"""Append a possible DWIM revspec.
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:param revspec: Revision spec to try.
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cls._possible_revspecs.append(registry._ObjectGetter(revspec))
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def append_possible_lazy_revspec(cls, module_name, member_name):
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"""Append a possible lazily loaded DWIM revspec.
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:param module_name: Name of the module with the revspec
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:param member_name: Name of the revspec within the module
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cls._possible_revspecs.append(
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registry._LazyObjectGetter(module_name, member_name))
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class RevisionSpec_revno(RevisionSpec):
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"""Selects a revision using a number."""
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help_txt = """Selects a revision using a number.
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Use an integer to specify a revision in the history of the branch.
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Optionally a branch can be specified. A negative number will count
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from the end of the branch (-1 is the last revision, -2 the previous
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one). If the negative number is larger than the branch's history, the
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first revision is returned.
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revno:1 -> return the first revision of this branch
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revno:3:/path/to/branch -> return the 3rd revision of
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the branch '/path/to/branch'
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revno:-1 -> The last revision in a branch.
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-2:http://other/branch -> The second to last revision in the
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-1000000 -> Most likely the first revision, unless
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your history is very long.
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def _match_on(self, branch, revs):
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"""Lookup a revision by revision number"""
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branch, revno, revision_id = self._lookup(branch)
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return RevisionInfo(branch, revno, revision_id)
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def _lookup(self, branch):
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loc = self.spec.find(':')
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revno_spec = self.spec
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revno_spec = self.spec[:loc]
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branch_spec = self.spec[loc + 1:]
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raise InvalidRevisionSpec(
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self.user_spec, branch,
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'cannot have an empty revno and no branch')
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revno = int(revno_spec)
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# dotted decimal. This arguably should not be here
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# but the from_string method is a little primitive
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# right now - RBC 20060928
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match_revno = tuple((int(number)
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for number in revno_spec.split('.')))
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except ValueError as e:
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raise InvalidRevisionSpec(self.user_spec, branch, e)
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# the user has overriden the branch to look in.
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branch = _mod_branch.Branch.open(branch_spec)
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revision_id = branch.dotted_revno_to_revision_id(match_revno,
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except (errors.NoSuchRevision, errors.RevnoOutOfBounds):
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raise InvalidRevisionSpec(self.user_spec, branch)
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# there is no traditional 'revno' for dotted-decimal revnos.
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# so for API compatibility we return None.
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return branch, None, revision_id
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last_revno, last_revision_id = branch.last_revision_info()
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# if get_rev_id supported negative revnos, there would not be a
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# need for this special case.
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if (-revno) >= last_revno:
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revno = last_revno + revno + 1
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revision_id = branch.get_rev_id(revno)
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except (errors.NoSuchRevision, errors.RevnoOutOfBounds):
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raise InvalidRevisionSpec(self.user_spec, branch)
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return branch, revno, revision_id
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def _as_revision_id(self, context_branch):
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# We would have the revno here, but we don't really care
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branch, revno, revision_id = self._lookup(context_branch)
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def needs_branch(self):
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return self.spec.find(':') == -1
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def get_branch(self):
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if self.spec.find(':') == -1:
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return self.spec[self.spec.find(':') + 1:]
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RevisionSpec_int = RevisionSpec_revno
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class RevisionIDSpec(RevisionSpec):
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def _match_on(self, branch, revs):
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revision_id = self.as_revision_id(branch)
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return RevisionInfo.from_revision_id(branch, revision_id)
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class RevisionSpec_revid(RevisionIDSpec):
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"""Selects a revision using the revision id."""
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help_txt = """Selects a revision using the revision id.
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Supply a specific revision id, that can be used to specify any
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revision id in the ancestry of the branch.
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Including merges, and pending merges.
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revid:aaaa@bbbb-123456789 -> Select revision 'aaaa@bbbb-123456789'
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def _as_revision_id(self, context_branch):
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# self.spec comes straight from parsing the command line arguments,
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# so we expect it to be a Unicode string. Switch it to the internal
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if isinstance(self.spec, str):
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return cache_utf8.encode(self.spec)
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class RevisionSpec_last(RevisionSpec):
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"""Selects the nth revision from the end."""
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help_txt = """Selects the nth revision from the end.
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Supply a positive number to get the nth revision from the end.
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This is the same as supplying negative numbers to the 'revno:' spec.
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last:1 -> return the last revision
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last:3 -> return the revision 2 before the end.
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def _match_on(self, branch, revs):
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revno, revision_id = self._revno_and_revision_id(branch)
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return RevisionInfo(branch, revno, revision_id)
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def _revno_and_revision_id(self, context_branch):
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last_revno, last_revision_id = context_branch.last_revision_info()
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raise errors.NoCommits(context_branch)
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return last_revno, last_revision_id
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offset = int(self.spec)
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except ValueError as e:
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raise InvalidRevisionSpec(self.user_spec, context_branch, e)
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raise InvalidRevisionSpec(
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self.user_spec, context_branch,
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'you must supply a positive value')
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revno = last_revno - offset + 1
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revision_id = context_branch.get_rev_id(revno)
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except (errors.NoSuchRevision, errors.RevnoOutOfBounds):
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raise InvalidRevisionSpec(self.user_spec, context_branch)
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return revno, revision_id
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def _as_revision_id(self, context_branch):
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# We compute the revno as part of the process, but we don't really care
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revno, revision_id = self._revno_and_revision_id(context_branch)
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class RevisionSpec_before(RevisionSpec):
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"""Selects the parent of the revision specified."""
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help_txt = """Selects the parent of the revision specified.
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Supply any revision spec to return the parent of that revision. This is
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mostly useful when inspecting revisions that are not in the revision history
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It is an error to request the parent of the null revision (before:0).
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before:1913 -> Return the parent of revno 1913 (revno 1912)
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before:revid:aaaa@bbbb-1234567890 -> return the parent of revision
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bzr diff -r before:1913..1913
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-> Find the changes between revision 1913 and its parent (1912).
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(What changes did revision 1913 introduce).
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This is equivalent to: bzr diff -c 1913
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def _match_on(self, branch, revs):
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r = RevisionSpec.from_string(self.spec)._match_on(branch, revs)
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raise InvalidRevisionSpec(
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self.user_spec, branch,
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'cannot go before the null: revision')
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# We need to use the repository history here
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rev = branch.repository.get_revision(r.rev_id)
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if not rev.parent_ids:
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revision_id = revision.NULL_REVISION
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revision_id = rev.parent_ids[0]
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revision_id = branch.get_rev_id(revno, revs)
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except (errors.NoSuchRevision, errors.RevnoOutOfBounds):
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raise InvalidRevisionSpec(self.user_spec, branch)
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return RevisionInfo(branch, revno, revision_id)
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def _as_revision_id(self, context_branch):
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base_revision_id = RevisionSpec.from_string(
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self.spec)._as_revision_id(context_branch)
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if base_revision_id == revision.NULL_REVISION:
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raise InvalidRevisionSpec(
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self.user_spec, context_branch,
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'cannot go before the null: revision')
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context_repo = context_branch.repository
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with context_repo.lock_read():
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parent_map = context_repo.get_parent_map([base_revision_id])
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if base_revision_id not in parent_map:
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# Ghost, or unknown revision id
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raise InvalidRevisionSpec(
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self.user_spec, context_branch, 'cannot find the matching revision')
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parents = parent_map[base_revision_id]
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raise InvalidRevisionSpec(
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self.user_spec, context_branch, 'No parents for revision.')
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class RevisionSpec_tag(RevisionSpec):
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"""Select a revision identified by tag name"""
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help_txt = """Selects a revision identified by a tag name.
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Tags are stored in the branch and created by the 'tag' command.
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dwim_catchable_exceptions = (errors.NoSuchTag, errors.TagsNotSupported)
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def _match_on(self, branch, revs):
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# Can raise tags not supported, NoSuchTag, etc
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return RevisionInfo.from_revision_id(branch,
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branch.tags.lookup_tag(self.spec))
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def _as_revision_id(self, context_branch):
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return context_branch.tags.lookup_tag(self.spec)
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class _RevListToTimestamps(object):
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"""This takes a list of revisions, and allows you to bisect by date"""
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__slots__ = ['branch']
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def __init__(self, branch):
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def __getitem__(self, index):
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"""Get the date of the index'd item"""
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r = self.branch.repository.get_revision(self.branch.get_rev_id(index))
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# TODO: Handle timezone.
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return datetime.datetime.fromtimestamp(r.timestamp)
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return self.branch.revno()
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class RevisionSpec_date(RevisionSpec):
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"""Selects a revision on the basis of a datestamp."""
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help_txt = """Selects a revision on the basis of a datestamp.
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Supply a datestamp to select the first revision that matches the date.
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Date can be 'yesterday', 'today', 'tomorrow' or a YYYY-MM-DD string.
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Matches the first entry after a given date (either at midnight or
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at a specified time).
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One way to display all the changes since yesterday would be::
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brz log -r date:yesterday..
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date:yesterday -> select the first revision since yesterday
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date:2006-08-14,17:10:14 -> select the first revision after
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August 14th, 2006 at 5:10pm.
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_date_regex = lazy_regex.lazy_compile(
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r'(?P<date>(?P<year>\d\d\d\d)-(?P<month>\d\d)-(?P<day>\d\d))?'
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r'(?P<time>(?P<hour>\d\d):(?P<minute>\d\d)(:(?P<second>\d\d))?)?'
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def _match_on(self, branch, revs):
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"""Spec for date revisions:
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value can be 'yesterday', 'today', 'tomorrow' or a YYYY-MM-DD string.
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matches the first entry after a given date (either at midnight or
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at a specified time).
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# XXX: This doesn't actually work
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# So the proper way of saying 'give me all entries for today' is:
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# -r date:yesterday..date:today
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today = datetime.datetime.fromordinal(
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datetime.date.today().toordinal())
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if self.spec.lower() == 'yesterday':
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dt = today - datetime.timedelta(days=1)
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elif self.spec.lower() == 'today':
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elif self.spec.lower() == 'tomorrow':
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dt = today + datetime.timedelta(days=1)
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m = self._date_regex.match(self.spec)
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if not m or (not m.group('date') and not m.group('time')):
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raise InvalidRevisionSpec(
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self.user_spec, branch, 'invalid date')
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year = int(m.group('year'))
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month = int(m.group('month'))
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day = int(m.group('day'))
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hour = int(m.group('hour'))
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minute = int(m.group('minute'))
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if m.group('second'):
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second = int(m.group('second'))
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hour, minute, second = 0, 0, 0
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raise InvalidRevisionSpec(
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self.user_spec, branch, 'invalid date')
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dt = datetime.datetime(year=year, month=month, day=day,
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hour=hour, minute=minute, second=second)
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with branch.lock_read():
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rev = bisect.bisect(_RevListToTimestamps(branch), dt, 1)
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if rev == branch.revno():
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raise InvalidRevisionSpec(self.user_spec, branch)
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return RevisionInfo(branch, rev)
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class RevisionSpec_ancestor(RevisionSpec):
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"""Selects a common ancestor with a second branch."""
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help_txt = """Selects a common ancestor with a second branch.
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Supply the path to a branch to select the common ancestor.
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The common ancestor is the last revision that existed in both
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branches. Usually this is the branch point, but it could also be
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a revision that was merged.
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This is frequently used with 'diff' to return all of the changes
754
that your branch introduces, while excluding the changes that you
755
have not merged from the remote branch.
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ancestor:/path/to/branch
760
$ bzr diff -r ancestor:../../mainline/branch
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def _match_on(self, branch, revs):
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trace.mutter('matching ancestor: on: %s, %s', self.spec, branch)
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return self._find_revision_info(branch, self.spec)
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def _as_revision_id(self, context_branch):
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return self._find_revision_id(context_branch, self.spec)
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def _find_revision_info(branch, other_location):
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revision_id = RevisionSpec_ancestor._find_revision_id(branch,
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return RevisionInfo(branch, None, revision_id)
778
def _find_revision_id(branch, other_location):
779
from .branch import Branch
781
with branch.lock_read():
782
revision_a = revision.ensure_null(branch.last_revision())
783
if revision_a == revision.NULL_REVISION:
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raise errors.NoCommits(branch)
785
if other_location == '':
786
other_location = branch.get_parent()
787
other_branch = Branch.open(other_location)
788
with other_branch.lock_read():
789
revision_b = revision.ensure_null(other_branch.last_revision())
790
if revision_b == revision.NULL_REVISION:
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raise errors.NoCommits(other_branch)
792
graph = branch.repository.get_graph(other_branch.repository)
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rev_id = graph.find_unique_lca(revision_a, revision_b)
794
if rev_id == revision.NULL_REVISION:
795
raise errors.NoCommonAncestor(revision_a, revision_b)
799
class RevisionSpec_branch(RevisionSpec):
800
"""Selects the last revision of a specified branch."""
802
help_txt = """Selects the last revision of a specified branch.
804
Supply the path to a branch to select its last revision.
808
branch:/path/to/branch
811
dwim_catchable_exceptions = (errors.NotBranchError,)
813
def _match_on(self, branch, revs):
814
from .branch import Branch
815
other_branch = Branch.open(self.spec)
816
revision_b = other_branch.last_revision()
817
if revision_b in (None, revision.NULL_REVISION):
818
raise errors.NoCommits(other_branch)
820
branch = other_branch
823
# pull in the remote revisions so we can diff
824
branch.fetch(other_branch, revision_b)
825
except errors.ReadOnlyError:
826
branch = other_branch
827
return RevisionInfo(branch, None, revision_b)
829
def _as_revision_id(self, context_branch):
830
from .branch import Branch
831
other_branch = Branch.open(self.spec)
832
last_revision = other_branch.last_revision()
833
last_revision = revision.ensure_null(last_revision)
834
context_branch.fetch(other_branch, last_revision)
835
if last_revision == revision.NULL_REVISION:
836
raise errors.NoCommits(other_branch)
839
def _as_tree(self, context_branch):
840
from .branch import Branch
841
other_branch = Branch.open(self.spec)
842
last_revision = other_branch.last_revision()
843
last_revision = revision.ensure_null(last_revision)
844
if last_revision == revision.NULL_REVISION:
845
raise errors.NoCommits(other_branch)
846
return other_branch.repository.revision_tree(last_revision)
848
def needs_branch(self):
851
def get_branch(self):
855
class RevisionSpec_submit(RevisionSpec_ancestor):
856
"""Selects a common ancestor with a submit branch."""
858
help_txt = """Selects a common ancestor with the submit branch.
860
Diffing against this shows all the changes that were made in this branch,
861
and is a good predictor of what merge will do. The submit branch is
862
used by the bundle and merge directive commands. If no submit branch
863
is specified, the parent branch is used instead.
865
The common ancestor is the last revision that existed in both
866
branches. Usually this is the branch point, but it could also be
867
a revision that was merged.
871
$ bzr diff -r submit:
876
def _get_submit_location(self, branch):
877
submit_location = branch.get_submit_branch()
878
location_type = 'submit branch'
879
if submit_location is None:
880
submit_location = branch.get_parent()
881
location_type = 'parent branch'
882
if submit_location is None:
883
raise errors.NoSubmitBranch(branch)
884
trace.note(gettext('Using {0} {1}').format(location_type,
886
return submit_location
888
def _match_on(self, branch, revs):
889
trace.mutter('matching ancestor: on: %s, %s', self.spec, branch)
890
return self._find_revision_info(branch,
891
self._get_submit_location(branch))
893
def _as_revision_id(self, context_branch):
894
return self._find_revision_id(context_branch,
895
self._get_submit_location(context_branch))
898
class RevisionSpec_annotate(RevisionIDSpec):
902
help_txt = """Select the revision that last modified the specified line.
904
Select the revision that last modified the specified line. Line is
905
specified as path:number. Path is a relative path to the file. Numbers
906
start at 1, and are relative to the current version, not the last-
907
committed version of the file.
910
def _raise_invalid(self, numstring, context_branch):
911
raise InvalidRevisionSpec(
912
self.user_spec, context_branch,
913
'No such line: %s' % numstring)
915
def _as_revision_id(self, context_branch):
916
path, numstring = self.spec.rsplit(':', 1)
918
index = int(numstring) - 1
920
self._raise_invalid(numstring, context_branch)
921
tree, file_path = workingtree.WorkingTree.open_containing(path)
922
with tree.lock_read():
923
if not tree.has_filename(file_path):
924
raise InvalidRevisionSpec(
925
self.user_spec, context_branch,
926
"File '%s' is not versioned." % file_path)
927
revision_ids = [r for (r, l) in tree.annotate_iter(file_path)]
929
revision_id = revision_ids[index]
931
self._raise_invalid(numstring, context_branch)
932
if revision_id == revision.CURRENT_REVISION:
933
raise InvalidRevisionSpec(
934
self.user_spec, context_branch,
935
'Line %s has not been committed.' % numstring)
939
class RevisionSpec_mainline(RevisionIDSpec):
941
help_txt = """Select mainline revision that merged the specified revision.
943
Select the revision that merged the specified revision into mainline.
948
def _as_revision_id(self, context_branch):
949
revspec = RevisionSpec.from_string(self.spec)
950
if revspec.get_branch() is None:
951
spec_branch = context_branch
953
spec_branch = _mod_branch.Branch.open(revspec.get_branch())
954
revision_id = revspec.as_revision_id(spec_branch)
955
graph = context_branch.repository.get_graph()
956
result = graph.find_lefthand_merger(revision_id,
957
context_branch.last_revision())
959
raise InvalidRevisionSpec(self.user_spec, context_branch)
963
# The order in which we want to DWIM a revision spec without any prefix.
964
# revno is always tried first and isn't listed here, this is used by
965
# RevisionSpec_dwim._match_on
966
RevisionSpec_dwim.append_possible_revspec(RevisionSpec_tag)
967
RevisionSpec_dwim.append_possible_revspec(RevisionSpec_revid)
968
RevisionSpec_dwim.append_possible_revspec(RevisionSpec_date)
969
RevisionSpec_dwim.append_possible_revspec(RevisionSpec_branch)
971
revspec_registry = registry.Registry()
974
def _register_revspec(revspec):
975
revspec_registry.register(revspec.prefix, revspec)
978
_register_revspec(RevisionSpec_revno)
979
_register_revspec(RevisionSpec_revid)
980
_register_revspec(RevisionSpec_last)
981
_register_revspec(RevisionSpec_before)
982
_register_revspec(RevisionSpec_tag)
983
_register_revspec(RevisionSpec_date)
984
_register_revspec(RevisionSpec_ancestor)
985
_register_revspec(RevisionSpec_branch)
986
_register_revspec(RevisionSpec_submit)
987
_register_revspec(RevisionSpec_annotate)
988
_register_revspec(RevisionSpec_mainline)
added
removed
breezy/revisionspec.py
