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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# TODO: Split the command framework away from the actual commands.
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# TODO: probably should say which arguments are candidates for glob
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# expansion on windows and do that at the command level.
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from bzrlib.trace import mutter, note, log_error, warning
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from bzrlib.errors import BzrError, BzrCheckError, BzrCommandError
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from bzrlib.branch import find_branch
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from bzrlib import BZRDIR
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def register_command(cmd):
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"Utility function to help register a command"
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if k.startswith("cmd_"):
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k_unsquished = _unsquish_command_name(k)
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if not plugin_cmds.has_key(k_unsquished):
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plugin_cmds[k_unsquished] = cmd
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log_error('Two plugins defined the same command: %r' % k)
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log_error('Not loading the one in %r' % sys.modules[cmd.__module__])
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from bzrlib.trace import mutter, note, log_error
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from bzrlib.errors import bailout, BzrError, BzrCheckError, BzrCommandError
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from bzrlib.osutils import quotefn
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from bzrlib import Branch, Inventory, InventoryEntry, BZRDIR, \
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def _squish_command_name(cmd):
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assert cmd.startswith("cmd_")
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return cmd[4:].replace('_','-')
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def _parse_revision_str(revstr):
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"""This handles a revision string -> revno.
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This always returns a list. The list will have one element for
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It supports integers directly, but everything else it
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defers for passing to Branch.get_revision_info()
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>>> _parse_revision_str('234')
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>>> _parse_revision_str('234..567')
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>>> _parse_revision_str('..')
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>>> _parse_revision_str('..234')
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>>> _parse_revision_str('234..')
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>>> _parse_revision_str('234..456..789') # Maybe this should be an error
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>>> _parse_revision_str('234....789') # Error?
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>>> _parse_revision_str('revid:test@other.com-234234')
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['revid:test@other.com-234234']
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>>> _parse_revision_str('revid:test@other.com-234234..revid:test@other.com-234235')
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['revid:test@other.com-234234', 'revid:test@other.com-234235']
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>>> _parse_revision_str('revid:test@other.com-234234..23')
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['revid:test@other.com-234234', 23]
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>>> _parse_revision_str('date:2005-04-12')
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>>> _parse_revision_str('date:2005-04-12 12:24:33')
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['date:2005-04-12 12:24:33']
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>>> _parse_revision_str('date:2005-04-12T12:24:33')
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['date:2005-04-12T12:24:33']
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>>> _parse_revision_str('date:2005-04-12,12:24:33')
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['date:2005-04-12,12:24:33']
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>>> _parse_revision_str('-5..23')
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>>> _parse_revision_str('-5')
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>>> _parse_revision_str('123a')
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>>> _parse_revision_str('abc')
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"""This handles a revision string -> revno.
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There are several possibilities:
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'234:345' -> [234, 345]
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In the future we will also support:
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'uuid:blah-blah-blah' -> ?
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'hash:blahblahblah' -> ?
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old_format_re = re.compile('\d*:\d*')
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m = old_format_re.match(revstr)
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warning('Colon separator for revision numbers is deprecated.'
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for rev in revstr.split(':'):
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revs.append(int(rev))
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for x in revstr.split('..'):
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if revstr.find(':') != -1:
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revs = revstr.split(':')
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raise ValueError('More than 2 pieces not supported for --revision: %r' % revstr)
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revs[0] = int(revs[0])
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revs[1] = int(revs[1])
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def get_merge_type(typestring):
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"""Attempt to find the merge class/factory associated with a string."""
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from merge import merge_types
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return merge_types[typestring][0]
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templ = '%s%%7s: %%s' % (' '*12)
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lines = [templ % (f[0], f[1][1]) for f in merge_types.iteritems()]
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type_list = '\n'.join(lines)
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msg = "No known merge type %s. Supported types are:\n%s" %\
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(typestring, type_list)
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raise BzrCommandError(msg)
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def _get_cmd_dict(plugins_override=True):
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"""Return canonical name and class for all registered commands."""
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for k, v in globals().iteritems():
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if k.startswith("cmd_"):
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d[_unsquish_command_name(k)] = v
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# If we didn't load plugins, the plugin_cmds dict will be empty
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d.update(plugin_cmds)
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d2 = plugin_cmds.copy()
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def get_all_cmds(plugins_override=True):
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"""Return canonical name and class for all registered commands."""
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for k, v in _get_cmd_dict(plugins_override=plugins_override).iteritems():
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def get_cmd_class(cmd, plugins_override=True):
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yield _unsquish_command_name(k), v
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def get_cmd_class(cmd):
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"""Return the canonical name and command class for a command.
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cmd = str(cmd) # not unicode
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# first look up this command under the specified name
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cmds = _get_cmd_dict(plugins_override=plugins_override)
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return cmd, cmds[cmd]
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return cmd, globals()[_squish_command_name(cmd)]
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# look for any command which claims this as an alias
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for cmdname, cmdclass in cmds.iteritems():
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for cmdname, cmdclass in get_all_cmds():
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if cmd in cmdclass.aliases:
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return cmdname, cmdclass
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class ExternalCommand(Command):
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"""Class to wrap external commands.
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We cheat a little here, when get_cmd_class() calls us we actually
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give it back an object we construct that has the appropriate path,
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help, options etc for the specified command.
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When run_bzr() tries to instantiate that 'class' it gets caught by
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the __call__ method, which we override to call the Command.__init__
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method. That then calls our run method which is pretty straight
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The only wrinkle is that we have to map bzr's dictionary of options
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and arguments back into command line options and arguments for the
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We cheat a little here, when get_cmd_class() calls us we actually give it back
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an object we construct that has the appropriate path, help, options etc for the
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When run_bzr() tries to instantiate that 'class' it gets caught by the __call__
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method, which we override to call the Command.__init__ method. That then calls
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our run method which is pretty straight forward.
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The only wrinkle is that we have to map bzr's dictionary of options and arguments
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back into command line options and arguments for the script.
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def find_command(cls, cmd):
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bzrpath = os.environ.get('BZRPATH', '')
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for dir in bzrpath.split(os.pathsep):
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for dir in bzrpath.split(':'):
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path = os.path.join(dir, cmd)
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if os.path.isfile(path):
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return ExternalCommand(path)
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def __init__(self, path):
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# TODO: If either of these fail, we should detect that and
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# assume that path is not really a bzr plugin after all.
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pipe = os.popen('%s --bzr-usage' % path, 'r')
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self.takes_options = pipe.readline().split()
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for opt in self.takes_options:
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if not opt in OPTIONS:
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raise BzrError("Unknown option '%s' returned by external command %s"
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# TODO: Is there any way to check takes_args is valid here?
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self.takes_args = pipe.readline().split()
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if pipe.close() is not None:
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raise BzrError("Failed funning '%s --bzr-usage'" % path)
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pipe = os.popen('%s --bzr-help' % path, 'r')
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self.__doc__ = pipe.read()
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if pipe.close() is not None:
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raise BzrError("Failed funning '%s --bzr-help'" % path)
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def __call__(self, options, arguments):
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Command.__init__(self, options, arguments)
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directory is shown. Otherwise, only the status of the specified
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files or directories is reported. If a directory is given, status
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is reported for everything inside that directory.
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If a revision is specified, the changes since that revision are shown.
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takes_args = ['file*']
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takes_options = ['all', 'show-ids', 'revision']
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takes_options = ['all', 'show-ids']
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aliases = ['st', 'stat']
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def run(self, all=False, show_ids=False, file_list=None):
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b = find_branch(file_list[0])
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b = Branch(file_list[0])
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file_list = [b.relpath(x) for x in file_list]
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# special case: only one path was given and it's the root
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if file_list == ['']:
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from bzrlib.status import show_status
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show_status(b, show_unchanged=all, show_ids=show_ids,
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specific_files=file_list)
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status.show_status(b, show_unchanged=all, show_ids=show_ids,
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specific_files=file_list)
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class cmd_cat_revision(Command):
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whether already versioned or not, are searched for files or
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subdirectories that are neither versioned or ignored, and these
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are added. This search proceeds recursively into versioned
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directories. If no names are given '.' is assumed.
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Therefore simply saying 'bzr add' will version all files that
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Therefore simply saying 'bzr add .' will version all files that
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are currently unknown.
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TODO: Perhaps adding a file whose directly is not versioned should
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recursively add that parent, rather than giving an error?
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takes_args = ['file*']
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takes_args = ['file+']
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takes_options = ['verbose', 'no-recurse']
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def run(self, file_list, verbose=False, no_recurse=False):
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from bzrlib.add import smart_add
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smart_add(file_list, verbose, not no_recurse)
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class cmd_mkdir(Command):
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"""Create a new versioned directory.
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This is equivalent to creating the directory and then adding it.
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takes_args = ['dir+']
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def run(self, dir_list):
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b.add([d], verbose=True)
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bzrlib.add.smart_add(file_list, verbose, not no_recurse)
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class cmd_relpath(Command):
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takes_args = ['from_name', 'to_name']
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def run(self, from_name, to_name):
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b.rename_one(b.relpath(from_name), b.relpath(to_name))
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class cmd_mv(Command):
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"""Move or rename a file.
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bzr mv OLDNAME NEWNAME
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bzr mv SOURCE... DESTINATION
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If the last argument is a versioned directory, all the other names
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are moved into it. Otherwise, there must be exactly two arguments
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and the file is changed to a new name, which must not already exist.
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Files cannot be moved between branches.
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takes_args = ['names*']
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def run(self, names_list):
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if len(names_list) < 2:
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raise BzrCommandError("missing file argument")
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b = find_branch(names_list[0])
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rel_names = [b.relpath(x) for x in names_list]
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if os.path.isdir(names_list[-1]):
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# move into existing directory
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b.move(rel_names[:-1], rel_names[-1])
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if len(names_list) != 2:
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raise BzrCommandError('to mv multiple files the destination '
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'must be a versioned directory')
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b.move(rel_names[0], rel_names[1])
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class cmd_pull(Command):
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def run(self, location=None):
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from bzrlib.merge import merge
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from shutil import rmtree
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br_to = find_branch('.')
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stored_loc = None
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stored_loc = br_to.controlfile("x-pull", "rb").read().rstrip('\n')
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except IOError, e:
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if e.errno != errno.ENOENT:
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if errno == errno.ENOENT:
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if location is None:
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if stored_loc is None:
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raise BzrCommandError("No pull location known or specified.")
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print "Using last location: %s" % stored_loc
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location = stored_loc
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cache_root = tempfile.mkdtemp()
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from bzrlib.branch import DivergedBranches
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location = stored_loc
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raise BzrCommandError("No pull location known or specified.")
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from branch import find_branch, DivergedBranches
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br_from = find_branch(location)
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location = pull_loc(br_from)
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old_revno = br_to.revno()
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from branch import find_cached_branch, DivergedBranches
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br_from = find_cached_branch(location, cache_root)
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location = pull_loc(br_from)
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old_revno = br_to.revno()
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br_to.update_revisions(br_from)
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except DivergedBranches:
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raise BzrCommandError("These branches have diverged."
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merge(('.', -1), ('.', old_revno), check_clean=False)
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if location != stored_loc:
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br_to.controlfile("x-pull", "wb").write(location + "\n")
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br_to.update_revisions(br_from)
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except DivergedBranches:
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raise BzrCommandError("These branches have diverged. Try merge.")
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merge(('.', -1), ('.', old_revno))
430
if location != stored_loc:
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br_to.controlfile("x-pull", "wb").write(location + "\n")
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class cmd_branch(Command):
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"""Create a new copy of a branch.
634
If the TO_LOCATION is omitted, the last component of the FROM_LOCATION will
635
be used. In other words, "branch ../foo/bar" will attempt to create ./bar.
637
To retrieve the branch as of a particular revision, supply the --revision
638
parameter, as in "branch foo/bar -r 5".
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If the TO_LOCATION is omitted, the last component of the
439
FROM_LOCATION will be used. In other words,
440
"branch ../foo/bar" will attempt to create ./bar.
640
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takes_args = ['from_location', 'to_location?']
641
takes_options = ['revision']
642
aliases = ['get', 'clone']
644
def run(self, from_location, to_location=None, revision=None):
444
def run(self, from_location, to_location=None):
646
446
from bzrlib.merge import merge
647
from bzrlib.branch import DivergedBranches, \
648
find_cached_branch, Branch
649
from shutil import rmtree
650
from meta_store import CachedStore
652
cache_root = tempfile.mkdtemp()
656
elif len(revision) > 1:
657
raise BzrCommandError('bzr branch --revision takes exactly 1 revision value')
661
br_from = find_cached_branch(from_location, cache_root)
663
if e.errno == errno.ENOENT:
664
raise BzrCommandError('Source location "%s" does not'
665
' exist.' % to_location)
669
if to_location is None:
670
to_location = os.path.basename(from_location.rstrip("/\\"))
673
os.mkdir(to_location)
675
if e.errno == errno.EEXIST:
676
raise BzrCommandError('Target directory "%s" already'
677
' exists.' % to_location)
678
if e.errno == errno.ENOENT:
679
raise BzrCommandError('Parent of "%s" does not exist.' %
683
br_to = Branch(to_location, init=True)
685
br_to.set_root_id(br_from.get_root_id())
688
if revision[0] is None:
689
revno = br_from.revno()
691
revno, rev_id = br_from.get_revision_info(revision[0])
693
br_to.update_revisions(br_from, stop_revision=revno)
694
except bzrlib.errors.NoSuchRevision:
696
msg = "The branch %s has no revision %d." % (from_location,
698
raise BzrCommandError(msg)
700
merge((to_location, -1), (to_location, 0), this_dir=to_location,
701
check_clean=False, ignore_zero=True)
702
from_location = pull_loc(br_from)
703
br_to.controlfile("x-pull", "wb").write(from_location + "\n")
448
if to_location is None:
449
to_location = os.path.basename(from_location)
450
# FIXME: If there's a trailing slash, keep removing them
451
# until we find the right bit
454
os.mkdir(to_location)
456
if e.errno == errno.EEXIST:
457
raise BzrCommandError('Target directory "%s" already exists.' %
459
if e.errno == errno.ENOENT:
460
raise BzrCommandError('Parent of "%s" does not exist.' %
464
br_to = Branch(to_location, init=True)
465
from branch import find_branch, DivergedBranches
467
br_from = find_branch(from_location)
469
if e.errno == errno.ENOENT:
470
raise BzrCommandError('Source location "%s" does not exist.' %
475
from_location = pull_loc(br_from)
476
br_to.update_revisions(br_from)
477
merge((to_location, -1), (to_location, 0), this_dir=to_location,
479
br_to.controlfile("x-pull", "wb").write(from_location + "\n")
708
482
def pull_loc(branch):
912
680
"""List files modified in working tree."""
915
from bzrlib.delta import compare_trees
918
td = compare_trees(b.basis_tree(), b.working_tree())
920
for path, id, kind in td.modified:
685
inv = b.read_working_inventory()
686
sc = statcache.update_cache(b, inv)
687
basis = b.basis_tree()
688
basis_inv = basis.inventory
690
# We used to do this through iter_entries(), but that's slow
691
# when most of the files are unmodified, as is usually the
692
# case. So instead we iterate by inventory entry, and only
693
# calculate paths as necessary.
695
for file_id in basis_inv:
696
cacheentry = sc.get(file_id)
697
if not cacheentry: # deleted
699
ie = basis_inv[file_id]
700
if cacheentry[statcache.SC_SHA1] != ie.text_sha1:
701
path = inv.id2path(file_id)
959
741
-r revision requests a specific revision, -r :end or -r begin: are
962
--message allows you to give a regular expression, which will be evaluated
963
so that only matching entries will be displayed.
965
744
TODO: Make --revision support uuid: and hash: [future tag:] notation.
969
748
takes_args = ['filename?']
970
takes_options = ['forward', 'timezone', 'verbose', 'show-ids', 'revision','long', 'message']
749
takes_options = ['forward', 'timezone', 'verbose', 'show-ids', 'revision']
972
751
def run(self, filename=None, timezone='original',
979
from bzrlib.branch import find_branch
980
from bzrlib.log import log_formatter, show_log
756
from bzrlib import show_log, find_branch
983
759
direction = (forward and 'forward') or 'reverse'
1173
933
except ValueError:
1174
934
raise BzrCommandError("not a valid revision-number: %r" % revno)
1176
print find_branch('.').lookup_revision(revno)
936
print Branch('.').lookup_revision(revno)
1179
939
class cmd_export(Command):
1180
940
"""Export past revision to destination directory.
1182
If no revision is specified this exports the last committed revision.
1184
Format may be an "exporter" name, such as tar, tgz, tbz2. If none is
1185
given, try to find the format with the extension. If no extension
1186
is found exports to a directory (equivalent to --format=dir).
1188
Root may be the top directory for tar, tgz and tbz2 formats. If none
1189
is given, the top directory will be the root name of the file."""
1190
# TODO: list known exporters
942
If no revision is specified this exports the last committed revision."""
1191
943
takes_args = ['dest']
1192
takes_options = ['revision', 'format', 'root']
1193
def run(self, dest, revision=None, format=None, root=None):
1195
b = find_branch('.')
1196
if revision is None:
1197
rev_id = b.last_patch()
944
takes_options = ['revision']
945
def run(self, dest, revision=None):
948
rh = b.revision_history()[-1]
1199
if len(revision) != 1:
1200
raise BzrError('bzr export --revision takes exactly 1 argument')
1201
revno, rev_id = b.get_revision_info(revision[0])
1202
t = b.revision_tree(rev_id)
1203
root, ext = os.path.splitext(dest)
1205
if ext in (".tar",):
1207
elif ext in (".gz", ".tgz"):
1209
elif ext in (".bz2", ".tbz2"):
1213
t.export(dest, format, root)
950
rh = b.lookup_revision(int(revision))
951
t = b.revision_tree(rh)
1216
955
class cmd_cat(Command):
1254
989
TODO: Strict commit that fails if there are unknown or deleted files.
1256
991
takes_args = ['selected*']
1257
takes_options = ['message', 'file', 'verbose', 'unchanged']
992
takes_options = ['message', 'file', 'verbose']
1258
993
aliases = ['ci', 'checkin']
1260
# TODO: Give better message for -s, --summary, used by tla people
1262
def run(self, message=None, file=None, verbose=True, selected_list=None,
1264
from bzrlib.errors import PointlessCommit
1265
from bzrlib.osutils import get_text_message
995
def run(self, message=None, file=None, verbose=True, selected_list=None):
996
from bzrlib.commit import commit
1267
998
## Warning: shadows builtin file()
1268
999
if not message and not file:
1269
# FIXME: Ugly; change status code to send to a provided function?
1273
catcher = cStringIO.StringIO()
1274
sys.stdout = catcher
1275
cmd_status({"file_list":selected_list}, {})
1276
info = catcher.getvalue()
1278
message = get_text_message(info)
1281
raise BzrCommandError("please specify a commit message",
1282
["use either --message or --file"])
1000
raise BzrCommandError("please specify a commit message",
1001
["use either --message or --file"])
1283
1002
elif message and file:
1284
1003
raise BzrCommandError("please specify either --message or --file")
1308
1016
This command checks various invariants about the branch storage to
1309
1017
detect data corruption or bzr bugs.
1311
If given the --update flag, it will update some optional fields
1312
to help ensure data consistency.
1314
takes_args = ['dir?']
1316
def run(self, dir='.'):
1317
from bzrlib.check import check
1318
check(find_branch(dir))
1322
class cmd_scan_cache(Command):
1325
from bzrlib.hashcache import HashCache
1332
print '%6d stats' % c.stat_count
1333
print '%6d in hashcache' % len(c._cache)
1334
print '%6d files removed from cache' % c.removed_count
1335
print '%6d hashes updated' % c.update_count
1336
print '%6d files changed too recently to cache' % c.danger_count
1343
class cmd_upgrade(Command):
1344
"""Upgrade branch storage to current format.
1346
This should normally be used only after the check command tells
1349
takes_args = ['dir?']
1351
def run(self, dir='.'):
1352
from bzrlib.upgrade import upgrade
1353
upgrade(find_branch(dir))
1019
takes_args = ['dir?']
1020
def run(self, dir='.'):
1022
bzrlib.check.check(Branch(dir))
1455
1121
--force is given.
1457
1123
takes_args = ['other_spec', 'base_spec?']
1458
takes_options = ['force', 'merge-type']
1124
takes_options = ['force']
1460
def run(self, other_spec, base_spec=None, force=False, merge_type=None):
1126
def run(self, other_spec, base_spec=None, force=False):
1461
1127
from bzrlib.merge import merge
1462
from bzrlib.merge_core import ApplyMerge3
1463
if merge_type is None:
1464
merge_type = ApplyMerge3
1465
1128
merge(parse_spec(other_spec), parse_spec(base_spec),
1466
check_clean=(not force), merge_type=merge_type)
1129
check_clean=(not force))
1469
1132
class cmd_revert(Command):
1470
1133
"""Reverse all changes since the last commit.
1472
Only versioned files are affected. Specify filenames to revert only
1473
those files. By default, any files that are changed will be backed up
1474
first. Backup files have a '~' appended to their name.
1135
Only versioned files are affected.
1137
TODO: Store backups of any files that will be reverted, so
1138
that the revert can be undone.
1476
takes_options = ['revision', 'no-backup']
1477
takes_args = ['file*']
1478
aliases = ['merge-revert']
1140
takes_options = ['revision']
1480
def run(self, revision=None, no_backup=False, file_list=None):
1142
def run(self, revision=-1):
1481
1143
from bzrlib.merge import merge
1482
if file_list is not None:
1483
if len(file_list) == 0:
1484
raise BzrCommandError("No files specified")
1485
if revision is None:
1487
elif len(revision) != 1:
1488
raise BzrCommandError('bzr revert --revision takes exactly 1 argument')
1489
merge(('.', revision[0]), parse_spec('.'),
1144
merge(('.', revision), parse_spec('.'),
1490
1145
check_clean=False,
1492
backup_files=not no_backup,
1493
file_list=file_list)
1496
1149
class cmd_assert_fail(Command):
1613
1243
optname = a[2:]
1614
1244
if optname not in OPTIONS:
1615
raise BzrError('unknown long option %r' % a)
1245
bailout('unknown long option %r' % a)
1617
1247
shortopt = a[1:]
1618
if shortopt in SHORT_OPTIONS:
1619
# Multi-character options must have a space to delimit
1621
optname = SHORT_OPTIONS[shortopt]
1623
# Single character short options, can be chained,
1624
# and have their value appended to their name
1626
if shortopt not in SHORT_OPTIONS:
1627
# We didn't find the multi-character name, and we
1628
# didn't find the single char name
1629
raise BzrError('unknown short option %r' % a)
1630
optname = SHORT_OPTIONS[shortopt]
1633
# There are extra things on this option
1634
# see if it is the value, or if it is another
1636
optargfn = OPTIONS[optname]
1637
if optargfn is None:
1638
# This option does not take an argument, so the
1639
# next entry is another short option, pack it back
1641
argv.insert(0, '-' + a[2:])
1643
# This option takes an argument, so pack it
1248
if shortopt not in SHORT_OPTIONS:
1249
bailout('unknown short option %r' % a)
1250
optname = SHORT_OPTIONS[shortopt]
1647
1252
if optname in opts:
1648
1253
# XXX: Do we ever want to support this, e.g. for -r?
1649
raise BzrError('repeated option %r' % a)
1254
bailout('repeated option %r' % a)
1651
1256
optargfn = OPTIONS[optname]
1653
1258
if optarg == None:
1655
raise BzrError('option %r needs an argument' % a)
1260
bailout('option %r needs an argument' % a)
1657
1262
optarg = argv.pop(0)
1658
1263
opts[optname] = optargfn(optarg)
1660
1265
if optarg != None:
1661
raise BzrError('option %r takes no argument' % optname)
1266
bailout('option %r takes no argument' % optname)
1662
1267
opts[optname] = True
1719
1324
This is similar to main(), but without all the trappings for
1720
1325
logging and error handling.
1723
The command-line arguments, without the program name from argv[0]
1725
Returns a command status or raises an exception.
1727
Special master options: these must come before the command because
1728
they control how the command is interpreted.
1731
Do not load plugin modules at all
1734
Only use builtin commands. (Plugins are still allowed to change
1738
Run under the Python profiler.
1741
1327
argv = [a.decode(bzrlib.user_encoding) for a in argv]
1743
opt_profile = opt_no_plugins = opt_builtin = False
1745
# --no-plugins is handled specially at a very early stage. We need
1746
# to load plugins before doing other command parsing so that they
1747
# can override commands, but this needs to happen first.
1750
if a == '--profile':
1752
elif a == '--no-plugins':
1753
opt_no_plugins = True
1754
elif a == '--builtin':
1760
if not opt_no_plugins:
1761
from bzrlib.plugin import load_plugins
1764
args, opts = parse_args(argv)
1767
from bzrlib.help import help
1774
if 'version' in opts:
1779
print >>sys.stderr, "please try 'bzr help' for help"
1330
args, opts = parse_args(argv[1:])
1338
elif 'version' in opts:
1341
cmd = str(args.pop(0))
1782
cmd = str(args.pop(0))
1784
canonical_cmd, cmd_class = \
1785
get_cmd_class(cmd, plugins_override=not opt_builtin)
1348
canonical_cmd, cmd_class = get_cmd_class(cmd)
1351
if 'profile' in opts:
1787
1357
# check options are reasonable
1788
1358
allowed = cmd_class.takes_options