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- Committer: Martin Pool
- Date: 2005-10-13 07:30:57 UTC
- mto: (1185.41.1 bzr.sftp) (1464.1.1) (1534.1.1 integration) (1495.1.4) (1505.1.16 bzr-bound-branch) (1508.1.15) (1526.1.3 run_tests_twice_for_i18n) (1540.1.3 bzr.dev (Main development branch)) (1685.1.1 bzr-encoding) (1553.5.1 bzr.dev (Main development branch)) (1608.2.1 bzr.mbp.escape-stores)
- mto: This revision was merged to the branch mainline in revision 1455.
- Revision ID: mbp@sourcefrog.net-20051013073057-05ad152a07fc4278
- stub for revision properties
- files added:
- HACKING
- bzrlib/plugins
- bzrlib/selftest
- bzrlib/store
- bzrlib/transport
- bzrlib/util
- bzrlib/util/effbot
- bzrlib/util/effbot/org
- contrib/emacs
- patches
- tools
- files removed:
- bzrlib/cache.py
- files renamed:
- bzrlib/store.py => bzrlib/store/__init__.py
- elementtree/ => bzrlib/util/elementtree/
- urlgrabber/ => bzrlib/util/urlgrabber/
- contrib/bash/bzr => contrib/bash/bzr.simple
- bzrlib/newinventory.py => contrib/newinventory.py
- files modified:
- .bzrignore
- bzr *
added
removed
bzrlib/commands.py
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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import sys, os, time, os.path
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from sets import Set
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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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# TODO: Help messages for options.
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# TODO: Define arguments by objects, rather than just using names.
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# Those objects can specify the expected type of the argument, which
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# would help with validation and shell completion.
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# TODO: "--profile=cum", to change sort order. Is there any value in leaving
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# the profile output behind so it can be interactively examined?
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import sys
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import os
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from warnings import warn
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from inspect import getdoc
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import bzrlib
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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, pumpfile, isdir, isfile
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from bzrlib.tree import RevisionTree, EmptyTree, WorkingTree, Tree
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from bzrlib.revision import Revision
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from bzrlib import Branch, Inventory, InventoryEntry, ScratchBranch, BZRDIR, \
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format_date
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import bzrlib.trace
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from bzrlib.trace import mutter, note, log_error, warning
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from bzrlib.errors import BzrError, BzrCheckError, BzrCommandError, NotBranchError
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from bzrlib.revisionspec import RevisionSpec
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from bzrlib import BZRDIR
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plugin_cmds = {}
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def register_command(cmd):
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"Utility function to help register a command"
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global plugin_cmds
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k = cmd.__name__
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if k.startswith("cmd_"):
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k_unsquished = _unsquish_command_name(k)
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else:
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k_unsquished = 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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mutter('registered plugin command %s', k_unsquished)
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else:
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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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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 get_all_cmds():
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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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each revision specifier supplied.
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>>> _parse_revision_str('234')
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[<RevisionSpec_int 234>]
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>>> _parse_revision_str('234..567')
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[<RevisionSpec_int 234>, <RevisionSpec_int 567>]
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>>> _parse_revision_str('..')
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[<RevisionSpec None>, <RevisionSpec None>]
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>>> _parse_revision_str('..234')
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[<RevisionSpec None>, <RevisionSpec_int 234>]
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>>> _parse_revision_str('234..')
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[<RevisionSpec_int 234>, <RevisionSpec None>]
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>>> _parse_revision_str('234..456..789') # Maybe this should be an error
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[<RevisionSpec_int 234>, <RevisionSpec_int 456>, <RevisionSpec_int 789>]
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>>> _parse_revision_str('234....789') #Error ?
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[<RevisionSpec_int 234>, <RevisionSpec None>, <RevisionSpec_int 789>]
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>>> _parse_revision_str('revid:test@other.com-234234')
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[<RevisionSpec_revid 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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[<RevisionSpec_revid revid:test@other.com-234234>, <RevisionSpec_revid revid:test@other.com-234235>]
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>>> _parse_revision_str('revid:test@other.com-234234..23')
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[<RevisionSpec_revid revid:test@other.com-234234>, <RevisionSpec_int 23>]
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>>> _parse_revision_str('date:2005-04-12')
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[<RevisionSpec_date date:2005-04-12>]
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>>> _parse_revision_str('date:2005-04-12 12:24:33')
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[<RevisionSpec_date date:2005-04-12 12:24:33>]
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>>> _parse_revision_str('date:2005-04-12T12:24:33')
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[<RevisionSpec_date date:2005-04-12T12:24:33>]
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>>> _parse_revision_str('date:2005-04-12,12:24:33')
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[<RevisionSpec_date date:2005-04-12,12:24:33>]
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>>> _parse_revision_str('-5..23')
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[<RevisionSpec_int -5>, <RevisionSpec_int 23>]
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>>> _parse_revision_str('-5')
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[<RevisionSpec_int -5>]
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>>> _parse_revision_str('123a')
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Traceback (most recent call last):
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...
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BzrError: No namespace registered for string: '123a'
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>>> _parse_revision_str('abc')
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Traceback (most recent call last):
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...
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BzrError: No namespace registered for string: 'abc'
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>>> _parse_revision_str('branch:../branch2')
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[<RevisionSpec_branch branch:../branch2>]
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"""
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import re
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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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revs = []
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if m:
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warning('Colon separator for revision numbers is deprecated.'
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' Use .. instead')
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for rev in revstr.split(':'):
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if rev:
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revs.append(RevisionSpec(int(rev)))
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else:
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revs.append(RevisionSpec(None))
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else:
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next_prefix = None
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for x in revstr.split('..'):
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if not x:
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revs.append(RevisionSpec(None))
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elif x[-1] == ':':
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# looks like a namespace:.. has happened
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next_prefix = x + '..'
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else:
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if next_prefix is not None:
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x = next_prefix + x
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revs.append(RevisionSpec(x))
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next_prefix = None
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if next_prefix is not None:
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revs.append(RevisionSpec(next_prefix))
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return revs
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def _builtin_commands():
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import bzrlib.builtins
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r = {}
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builtins = bzrlib.builtins.__dict__
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for name in builtins:
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if name.startswith("cmd_"):
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real_name = _unsquish_command_name(name)
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r[real_name] = builtins[name]
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return r
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def builtin_command_names():
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"""Return list of builtin command names."""
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return _builtin_commands().keys()
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def plugin_command_names():
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return plugin_cmds.keys()
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def _get_cmd_dict(plugins_override=True):
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"""Return name->class mapping for all commands."""
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d = _builtin_commands()
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if plugins_override:
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d.update(plugin_cmds)
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return d
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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 globals().iteritems():
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if k.startswith("cmd_"):
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yield _unsquish_command_name(k), v
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def get_cmd_class(cmd):
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for k, v in _get_cmd_dict(plugins_override=plugins_override).iteritems():
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yield k,v
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def get_cmd_object(cmd_name, plugins_override=True):
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"""Return the canonical name and command class for a command.
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plugins_override
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If true, plugin commands can override builtins.
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"""
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cmd = str(cmd) # not unicode
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from bzrlib.externalcommand import ExternalCommand
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cmd_name = str(cmd_name) # 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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try:
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return cmd, globals()[_squish_command_name(cmd)]
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return cmds[cmd_name]()
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except KeyError:
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pass
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# look for any command which claims this as an alias
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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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else:
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raise BzrCommandError("unknown command %r" % cmd)
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class Command:
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for real_cmd_name, cmd_class in cmds.iteritems():
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if cmd_name in cmd_class.aliases:
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return cmd_class()
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cmd_obj = ExternalCommand.find_command(cmd_name)
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if cmd_obj:
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return cmd_obj
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raise BzrCommandError("unknown command %r" % cmd_name)
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class Command(object):
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"""Base class for commands.
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Commands are the heart of the command-line bzr interface.
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The command object mostly handles the mapping of command-line
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parameters into one or more bzrlib operations, and of the results
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into textual output.
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Commands normally don't have any state. All their arguments are
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passed in to the run method. (Subclasses may take a different
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policy if the behaviour of the instance needs to depend on e.g. a
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shell plugin and not just its Python class.)
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The docstring for an actual command should give a single-line
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summary, then a complete description of the command. A grammar
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description will be inserted.
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aliases
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Other accepted names for this command.
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takes_args
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List of argument forms, marked with whether they are optional,
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repeated, etc.
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List of options that may be given for this command.
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hidden
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If true, this command isn't advertised.
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If true, this command isn't advertised. This is typically
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for commands intended for expert users.
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"""
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aliases = []
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hidden = False
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def __init__(self, options, arguments):
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"""Construct and run the command.
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Sets self.status to the return value of run()."""
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assert isinstance(options, dict)
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assert isinstance(arguments, dict)
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cmdargs = options.copy()
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cmdargs.update(arguments)
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assert self.__doc__ != Command.__doc__, \
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("No help message set for %r" % self)
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self.status = self.run(**cmdargs)
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def __init__(self):
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"""Construct an instance of this command."""
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if self.__doc__ == Command.__doc__:
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warn("No help message set for %r" % self)
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def run_argv(self, argv):
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"""Parse command line and run."""
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args, opts = parse_args(argv)
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if 'help' in opts: # e.g. bzr add --help
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from bzrlib.help import help_on_command
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help_on_command(self.name())
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return 0
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# check options are reasonable
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allowed = self.takes_options
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for oname in opts:
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if oname not in allowed:
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raise BzrCommandError("option '--%s' is not allowed for command %r"
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% (oname, self.name()))
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# mix arguments and options into one dictionary
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cmdargs = _match_argform(self.name(), self.takes_args, args)
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cmdopts = {}
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for k, v in opts.items():
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cmdopts[k.replace('-', '_')] = v
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all_cmd_args = cmdargs.copy()
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all_cmd_args.update(cmdopts)
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return self.run(**all_cmd_args)
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def run(self):
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"""Override this in sub-classes.
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"""Actually run the command.
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This is invoked with the options and arguments bound to
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keyword parameters.
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Return 0 or None if the command was successful, or a shell
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error code if not.
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"""
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return 0
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class cmd_status(Command):
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"""Display status summary.
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For each file there is a single line giving its file state and name.
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The name is that in the current revision unless it is deleted or
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missing, in which case the old name is shown.
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"""
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takes_options = ['all']
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aliases = ['st', 'stat']
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def run(self, all=False):
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#import bzrlib.status
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#bzrlib.status.tree_status(Branch('.'))
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Branch('.').show_status(show_all=all)
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class cmd_cat_revision(Command):
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"""Write out metadata for a revision."""
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hidden = True
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takes_args = ['revision_id']
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def run(self, revision_id):
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Branch('.').get_revision(revision_id).write_xml(sys.stdout)
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class cmd_revno(Command):
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"""Show current revision number.
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This is equal to the number of revisions on this branch."""
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def run(self):
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print Branch('.').revno()
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class cmd_add(Command):
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"""Add specified files or directories.
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In non-recursive mode, all the named items are added, regardless
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of whether they were previously ignored. A warning is given if
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any of the named files are already versioned.
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In recursive mode (the default), files are treated the same way
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but the behaviour for directories is different. Directories that
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are already versioned do not give a warning. All directories,
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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.
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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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"""
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takes_args = ['file+']
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takes_options = ['verbose']
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def run(self, file_list, verbose=False):
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bzrlib.add.smart_add(file_list, verbose)
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class cmd_relpath(Command):
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"""Show path of a file relative to root"""
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takes_args = ['filename']
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def run(self, filename):
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print Branch(filename).relpath(filename)
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class cmd_inventory(Command):
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"""Show inventory of the current working copy or a revision."""
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takes_options = ['revision']
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def run(self, revision=None):
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b = Branch('.')
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if revision == None:
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inv = b.read_working_inventory()
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else:
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inv = b.get_revision_inventory(b.lookup_revision(revision))
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for path, entry in inv.iter_entries():
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print '%-50s %s' % (entry.file_id, path)
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class cmd_move(Command):
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"""Move files to a different directory.
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examples:
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bzr move *.txt doc
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The destination must be a versioned directory in the same branch.
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"""
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takes_args = ['source$', 'dest']
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def run(self, source_list, dest):
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b = Branch('.')
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b.move([b.relpath(s) for s in source_list], b.relpath(dest))
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class cmd_rename(Command):
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"""Change the name of an entry.
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examples:
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bzr rename frob.c frobber.c
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bzr rename src/frob.c lib/frob.c
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It is an error if the destination name exists.
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See also the 'move' command, which moves files into a different
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directory without changing their name.
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TODO: Some way to rename multiple files without invoking bzr for each
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one?"""
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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 = Branch('.')
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b.rename_one(b.relpath(from_name), b.relpath(to_name))
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class cmd_renames(Command):
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"""Show list of renamed files.
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TODO: Option to show renames between two historical versions.
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TODO: Only show renames under dir, rather than in the whole branch.
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"""
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takes_args = ['dir?']
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def run(self, dir='.'):
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b = Branch(dir)
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old_inv = b.basis_tree().inventory
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new_inv = b.read_working_inventory()
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renames = list(bzrlib.tree.find_renames(old_inv, new_inv))
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renames.sort()
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for old_name, new_name in renames:
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print "%s => %s" % (old_name, new_name)
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class cmd_info(Command):
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"""Show statistical information for this branch"""
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def run(self):
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import info
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info.show_info(Branch('.'))
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class cmd_remove(Command):
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"""Make a file unversioned.
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This makes bzr stop tracking changes to a versioned file. It does
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not delete the working copy.
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"""
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takes_args = ['file+']
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takes_options = ['verbose']
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def run(self, file_list, verbose=False):
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b = Branch(file_list[0])
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b.remove([b.relpath(f) for f in file_list], verbose=verbose)
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class cmd_file_id(Command):
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"""Print file_id of a particular file or directory.
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The file_id is assigned when the file is first added and remains the
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same through all revisions where the file exists, even when it is
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moved or renamed.
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"""
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hidden = True
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takes_args = ['filename']
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def run(self, filename):
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b = Branch(filename)
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i = b.inventory.path2id(b.relpath(filename))
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if i == None:
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bailout("%r is not a versioned file" % filename)
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else:
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print i
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class cmd_file_path(Command):
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"""Print path of file_ids to a file or directory.
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This prints one line for each directory down to the target,
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starting at the branch root."""
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hidden = True
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takes_args = ['filename']
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def run(self, filename):
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b = Branch(filename)
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inv = b.inventory
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fid = inv.path2id(b.relpath(filename))
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if fid == None:
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bailout("%r is not a versioned file" % filename)
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for fip in inv.get_idpath(fid):
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print fip
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class cmd_revision_history(Command):
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"""Display list of revision ids on this branch."""
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def run(self):
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for patchid in Branch('.').revision_history():
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print patchid
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class cmd_directories(Command):
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"""Display list of versioned directories in this branch."""
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def run(self):
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for name, ie in Branch('.').read_working_inventory().directories():
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if name == '':
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print '.'
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else:
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print name
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class cmd_init(Command):
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"""Make a directory into a versioned branch.
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Use this to create an empty branch, or before importing an
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existing project.
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Recipe for importing a tree of files:
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cd ~/project
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bzr init
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bzr add -v .
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bzr status
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bzr commit -m 'imported project'
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"""
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def run(self):
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Branch('.', init=True)
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class cmd_diff(Command):
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"""Show differences in working tree.
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If files are listed, only the changes in those files are listed.
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Otherwise, all changes for the tree are listed.
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TODO: Given two revision arguments, show the difference between them.
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TODO: Allow diff across branches.
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TODO: Option to use external diff command; could be GNU diff, wdiff,
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or a graphical diff.
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TODO: Python difflib is not exactly the same as unidiff; should
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either fix it up or prefer to use an external diff.
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TODO: If a directory is given, diff everything under that.
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TODO: Selected-file diff is inefficient and doesn't show you
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deleted files.
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TODO: This probably handles non-Unix newlines poorly.
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"""
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takes_args = ['file*']
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takes_options = ['revision']
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aliases = ['di']
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def run(self, revision=None, file_list=None):
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from bzrlib.diff import show_diff
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show_diff(Branch('.'), revision, file_list)
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class cmd_deleted(Command):
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"""List files deleted in the working tree.
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TODO: Show files deleted since a previous revision, or between two revisions.
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"""
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def run(self, show_ids=False):
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b = Branch('.')
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old = b.basis_tree()
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new = b.working_tree()
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## TODO: Much more efficient way to do this: read in new
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## directories with readdir, rather than stating each one. Same
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## level of effort but possibly much less IO. (Or possibly not,
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## if the directories are very large...)
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for path, ie in old.inventory.iter_entries():
398
if not new.has_id(ie.file_id):
399
if show_ids:
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print '%-50s %s' % (path, ie.file_id)
401
else:
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print path
403
404
class cmd_root(Command):
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"""Show the tree root directory.
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The root is the nearest enclosing directory with a .bzr control
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directory."""
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takes_args = ['filename?']
410
def run(self, filename=None):
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"""Print the branch root."""
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print bzrlib.branch.find_branch_root(filename)
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class cmd_log(Command):
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"""Show log of this branch.
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TODO: Option to limit range.
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TODO: Perhaps show most-recent first with an option for last.
422
"""
423
takes_args = ['filename?']
424
takes_options = ['timezone', 'verbose', 'show-ids']
425
def run(self, filename=None, timezone='original', verbose=False, show_ids=False):
426
b = Branch((filename or '.'), lock_mode='r')
427
if filename:
428
filename = b.relpath(filename)
429
bzrlib.show_log(b, filename,
430
show_timezone=timezone,
431
verbose=verbose,
432
show_ids=show_ids)
433
434
435
436
class cmd_touching_revisions(Command):
437
"""Return revision-ids which affected a particular file."""
438
hidden = True
439
takes_args = ["filename"]
440
def run(self, filename):
441
b = Branch(filename, lock_mode='r')
442
inv = b.read_working_inventory()
443
file_id = inv.path2id(b.relpath(filename))
444
for revno, revision_id, what in bzrlib.log.find_touching_revisions(b, file_id):
445
print "%6d %s" % (revno, what)
446
447
448
class cmd_ls(Command):
449
"""List files in a tree.
450
451
TODO: Take a revision or remote path and list that tree instead.
452
"""
453
hidden = True
454
def run(self, revision=None, verbose=False):
455
b = Branch('.')
456
if revision == None:
457
tree = b.working_tree()
458
else:
459
tree = b.revision_tree(b.lookup_revision(revision))
460
461
for fp, fc, kind, fid in tree.list_files():
462
if verbose:
463
if kind == 'directory':
464
kindch = '/'
465
elif kind == 'file':
466
kindch = ''
467
else:
468
kindch = '???'
469
470
print '%-8s %s%s' % (fc, fp, kindch)
471
else:
472
print fp
473
474
475
476
class cmd_unknowns(Command):
477
"""List unknown files"""
478
def run(self):
479
for f in Branch('.').unknowns():
480
print quotefn(f)
481
482
483
484
class cmd_ignore(Command):
485
"""Ignore a command or pattern"""
486
takes_args = ['name_pattern']
487
488
def run(self, name_pattern):
489
b = Branch('.')
490
491
# XXX: This will fail if it's a hardlink; should use an AtomicFile class.
492
f = open(b.abspath('.bzrignore'), 'at')
493
f.write(name_pattern + '\n')
494
f.close()
495
496
inv = b.working_tree().inventory
497
if inv.path2id('.bzrignore'):
498
mutter('.bzrignore is already versioned')
499
else:
500
mutter('need to make new .bzrignore file versioned')
501
b.add(['.bzrignore'])
502
503
504
505
class cmd_ignored(Command):
506
"""List ignored files and the patterns that matched them."""
507
def run(self):
508
tree = Branch('.').working_tree()
509
for path, file_class, kind, file_id in tree.list_files():
510
if file_class != 'I':
511
continue
512
## XXX: Slightly inefficient since this was already calculated
513
pat = tree.is_ignored(path)
514
print '%-50s %s' % (path, pat)
515
516
517
class cmd_lookup_revision(Command):
518
"""Lookup the revision-id from a revision-number
519
520
example:
521
bzr lookup-revision 33
522
"""
523
hidden = True
524
takes_args = ['revno']
525
526
def run(self, revno):
527
try:
528
revno = int(revno)
529
except ValueError:
530
raise BzrCommandError("not a valid revision-number: %r" % revno)
531
532
print Branch('.').lookup_revision(revno)
533
534
535
class cmd_export(Command):
536
"""Export past revision to destination directory.
537
538
If no revision is specified this exports the last committed revision."""
539
takes_args = ['dest']
540
takes_options = ['revision']
541
def run(self, dest, revision=None):
542
b = Branch('.')
543
if revision == None:
544
rh = b.revision_history()[-1]
545
else:
546
rh = b.lookup_revision(int(revision))
547
t = b.revision_tree(rh)
548
t.export(dest)
549
550
551
class cmd_cat(Command):
552
"""Write a file's text from a previous revision."""
553
554
takes_options = ['revision']
555
takes_args = ['filename']
556
557
def run(self, filename, revision=None):
558
if revision == None:
559
raise BzrCommandError("bzr cat requires a revision number")
560
b = Branch('.')
561
b.print_file(b.relpath(filename), int(revision))
562
563
564
class cmd_local_time_offset(Command):
565
"""Show the offset in seconds from GMT to local time."""
566
hidden = True
567
def run(self):
568
print bzrlib.osutils.local_time_offset()
569
570
571
572
class cmd_commit(Command):
573
"""Commit changes into a new revision.
574
575
TODO: Commit only selected files.
576
577
TODO: Run hooks on tree to-be-committed, and after commit.
578
579
TODO: Strict commit that fails if there are unknown or deleted files.
580
"""
581
takes_options = ['message', 'file', 'verbose']
582
aliases = ['ci', 'checkin']
583
584
def run(self, message=None, file=None, verbose=False):
585
## Warning: shadows builtin file()
586
if not message and not file:
587
raise BzrCommandError("please specify a commit message",
588
["use either --message or --file"])
589
elif message and file:
590
raise BzrCommandError("please specify either --message or --file")
591
592
if file:
593
import codecs
594
message = codecs.open(file, 'rt', bzrlib.user_encoding).read()
595
596
Branch('.').commit(message, verbose=verbose)
597
598
599
class cmd_check(Command):
600
"""Validate consistency of branch history.
601
602
This command checks various invariants about the branch storage to
603
detect data corruption or bzr bugs.
604
"""
605
takes_args = ['dir?']
606
def run(self, dir='.'):
607
import bzrlib.check
608
bzrlib.check.check(Branch(dir, find_root=False))
609
610
611
612
class cmd_whoami(Command):
613
"""Show bzr user id."""
614
takes_options = ['email']
615
616
def run(self, email=False):
617
if email:
618
print bzrlib.osutils.user_email()
619
else:
620
print bzrlib.osutils.username()
621
622
623
class cmd_selftest(Command):
624
"""Run internal test suite"""
625
hidden = True
626
def run(self):
627
failures, tests = 0, 0
628
629
import doctest, bzrlib.store, bzrlib.tests
630
bzrlib.trace.verbose = False
631
632
for m in bzrlib.store, bzrlib.inventory, bzrlib.branch, bzrlib.osutils, \
633
bzrlib.tree, bzrlib.tests, bzrlib.commands, bzrlib.add:
634
mf, mt = doctest.testmod(m)
635
failures += mf
636
tests += mt
637
print '%-40s %3d tests' % (m.__name__, mt),
638
if mf:
639
print '%3d FAILED!' % mf
640
else:
641
print
642
643
print '%-40s %3d tests' % ('total', tests),
644
if failures:
645
print '%3d FAILED!' % failures
646
else:
647
print
648
649
650
651
class cmd_version(Command):
652
"""Show version of bzr"""
653
def run(self):
654
show_version()
655
656
def show_version():
657
print "bzr (bazaar-ng) %s" % bzrlib.__version__
658
print bzrlib.__copyright__
659
print "http://bazaar-ng.org/"
660
print
661
print "bzr comes with ABSOLUTELY NO WARRANTY. bzr is free software, and"
662
print "you may use, modify and redistribute it under the terms of the GNU"
663
print "General Public License version 2 or later."
664
665
666
class cmd_rocks(Command):
667
"""Statement of optimism."""
668
hidden = True
669
def run(self):
670
print "it sure does!"
671
672
673
class cmd_assert_fail(Command):
674
"""Test reporting of assertion failures"""
675
hidden = True
676
def run(self):
677
assert False, "always fails"
678
679
680
class cmd_help(Command):
681
"""Show help on a command or other topic.
682
683
For a list of all available commands, say 'bzr help commands'."""
684
takes_args = ['topic?']
685
aliases = ['?']
686
687
def run(self, topic=None):
688
import help
689
help.help(topic)
690
691
692
######################################################################
693
# main routine
292
Return 0 or None if the command was successful, or a non-zero
293
shell error code if not. It's OK for this method to allow
294
an exception to raise up.
295
"""
296
raise NotImplementedError()
297
298
299
def help(self):
300
"""Return help message for this class."""
301
if self.__doc__ is Command.__doc__:
302
return None
303
return getdoc(self)
304
305
def name(self):
306
return _unsquish_command_name(self.__class__.__name__)
307
308
309
def parse_spec(spec):
310
"""
311
>>> parse_spec(None)
312
[None, None]
313
>>> parse_spec("./")
314
['./', None]
315
>>> parse_spec("../@")
316
['..', -1]
317
>>> parse_spec("../f/@35")
318
['../f', 35]
319
>>> parse_spec('./@revid:john@arbash-meinel.com-20050711044610-3ca0327c6a222f67')
320
['.', 'revid:john@arbash-meinel.com-20050711044610-3ca0327c6a222f67']
321
"""
322
if spec is None:
323
return [None, None]
324
if '/@' in spec:
325
parsed = spec.split('/@')
326
assert len(parsed) == 2
327
if parsed[1] == "":
328
parsed[1] = -1
329
else:
330
try:
331
parsed[1] = int(parsed[1])
332
except ValueError:
333
pass # We can allow stuff like ./@revid:blahblahblah
334
else:
335
assert parsed[1] >=0
336
else:
337
parsed = [spec, None]
338
return parsed
694
339
695
340
696
341
# list of all available options; the rhs can be either None for an
698
343
# the type.
699
344
OPTIONS = {
700
345
'all': None,
346
'basis': str,
347
'diff-options': str,
701
348
'help': None,
702
349
'file': unicode,
350
'force': None,
351
'format': unicode,
352
'forward': None,
353
'quiet': None,
703
354
'message': unicode,
355
'no-recurse': None,
704
356
'profile': None,
705
'revision': int,
357
'revision': _parse_revision_str,
358
'short': None,
706
359
'show-ids': None,
707
360
'timezone': str,
708
361
'verbose': None,
709
362
'version': None,
710
363
'email': None,
364
'unchanged': None,
365
'update': None,
366
'long': None,
367
'root': str,
368
'no-backup': None,
369
'pattern': str,
370
'remember': None,
711
371
}
712
372
713
373
SHORT_OPTIONS = {
374
'F': 'file',
375
'h': 'help',
714
376
'm': 'message',
715
'F': 'file',
716
377
'r': 'revision',
717
378
'v': 'verbose',
379
'l': 'long',
380
'q': 'quiet',
718
381
}
719
382
720
383
728
391
729
392
>>> parse_args('--help'.split())
730
393
([], {'help': True})
394
>>> parse_args('help -- --invalidcmd'.split())
395
(['help', '--invalidcmd'], {})
731
396
>>> parse_args('--version'.split())
732
397
([], {'version': True})
733
398
>>> parse_args('status --all'.split())
734
399
(['status'], {'all': True})
735
400
>>> parse_args('commit --message=biter'.split())
736
401
(['commit'], {'message': u'biter'})
402
>>> parse_args('log -r 500'.split())
403
(['log'], {'revision': [<RevisionSpec_int 500>]})
404
>>> parse_args('log -r500..600'.split())
405
(['log'], {'revision': [<RevisionSpec_int 500>, <RevisionSpec_int 600>]})
406
>>> parse_args('log -vr500..600'.split())
407
(['log'], {'verbose': True, 'revision': [<RevisionSpec_int 500>, <RevisionSpec_int 600>]})
408
>>> parse_args('log -rrevno:500..600'.split()) #the r takes an argument
409
(['log'], {'revision': [<RevisionSpec_revno revno:500>, <RevisionSpec_int 600>]})
737
410
"""
738
411
args = []
739
412
opts = {}
740
413
741
# TODO: Maybe handle '--' to end options?
742
414
argsover = False
743
415
while argv:
744
416
a = argv.pop(0)
745
if a[0] == '-':
417
if not argsover and a[0] == '-':
746
418
# option names must not be unicode
747
419
a = str(a)
748
420
optarg = None
749
421
if a[1] == '-':
422
if a == '--':
423
# We've received a standalone -- No more flags
424
argsover = True
425
continue
750
426
mutter(" got option %r" % a)
751
427
if '=' in a:
752
428
optname, optarg = a[2:].split('=', 1)
753
429
else:
754
430
optname = a[2:]
755
431
if optname not in OPTIONS:
756
bailout('unknown long option %r' % a)
432
raise BzrError('unknown long option %r' % a)
757
433
else:
758
434
shortopt = a[1:]
759
if shortopt not in SHORT_OPTIONS:
760
bailout('unknown short option %r' % a)
761
optname = SHORT_OPTIONS[shortopt]
435
if shortopt in SHORT_OPTIONS:
436
# Multi-character options must have a space to delimit
437
# their value
438
optname = SHORT_OPTIONS[shortopt]
439
else:
440
# Single character short options, can be chained,
441
# and have their value appended to their name
442
shortopt = a[1:2]
443
if shortopt not in SHORT_OPTIONS:
444
# We didn't find the multi-character name, and we
445
# didn't find the single char name
446
raise BzrError('unknown short option %r' % a)
447
optname = SHORT_OPTIONS[shortopt]
448
449
if a[2:]:
450
# There are extra things on this option
451
# see if it is the value, or if it is another
452
# short option
453
optargfn = OPTIONS[optname]
454
if optargfn is None:
455
# This option does not take an argument, so the
456
# next entry is another short option, pack it back
457
# into the list
458
argv.insert(0, '-' + a[2:])
459
else:
460
# This option takes an argument, so pack it
461
# into the array
462
optarg = a[2:]
762
463
763
464
if optname in opts:
764
465
# XXX: Do we ever want to support this, e.g. for -r?
765
bailout('repeated option %r' % a)
466
raise BzrError('repeated option %r' % a)
766
467
767
468
optargfn = OPTIONS[optname]
768
469
if optargfn:
769
470
if optarg == None:
770
471
if not argv:
771
bailout('option %r needs an argument' % a)
472
raise BzrError('option %r needs an argument' % a)
772
473
else:
773
474
optarg = argv.pop(0)
774
475
opts[optname] = optargfn(optarg)
775
476
else:
776
477
if optarg != None:
777
bailout('option %r takes no argument' % optname)
478
raise BzrError('option %r takes no argument' % optname)
778
479
opts[optname] = True
779
480
else:
780
481
args.append(a)
829
530
830
531
831
532
533
def apply_profiled(the_callable, *args, **kwargs):
534
import hotshot
535
import tempfile
536
import hotshot.stats
537
pffileno, pfname = tempfile.mkstemp()
538
try:
539
prof = hotshot.Profile(pfname)
540
try:
541
ret = prof.runcall(the_callable, *args, **kwargs) or 0
542
finally:
543
prof.close()
544
stats = hotshot.stats.load(pfname)
545
stats.strip_dirs()
546
stats.sort_stats('cum') # 'time'
547
## XXX: Might like to write to stderr or the trace file instead but
548
## print_stats seems hardcoded to stdout
549
stats.print_stats(20)
550
return ret
551
finally:
552
os.close(pffileno)
553
os.remove(pfname)
554
555
832
556
def run_bzr(argv):
833
557
"""Execute a command.
834
558
835
559
This is similar to main(), but without all the trappings for
836
560
logging and error handling.
561
562
argv
563
The command-line arguments, without the program name from argv[0]
564
565
Returns a command status or raises an exception.
566
567
Special master options: these must come before the command because
568
they control how the command is interpreted.
569
570
--no-plugins
571
Do not load plugin modules at all
572
573
--builtin
574
Only use builtin commands. (Plugins are still allowed to change
575
other behaviour.)
576
577
--profile
578
Run under the Python profiler.
837
579
"""
580
# Load all of the transport methods
581
import bzrlib.transport.local, bzrlib.transport.http
582
838
583
argv = [a.decode(bzrlib.user_encoding) for a in argv]
839
840
try:
841
args, opts = parse_args(argv[1:])
842
if 'help' in opts:
843
import help
844
if args:
845
help.help(args[0])
846
else:
847
help.help()
848
return 0
849
elif 'version' in opts:
850
show_version()
851
return 0
852
cmd = str(args.pop(0))
853
except IndexError:
854
log_error('usage: bzr COMMAND')
855
log_error(' try "bzr help"')
856
return 1
857
858
canonical_cmd, cmd_class = get_cmd_class(cmd)
859
860
# global option
861
if 'profile' in opts:
862
profile = True
863
del opts['profile']
864
else:
865
profile = False
866
867
# check options are reasonable
868
allowed = cmd_class.takes_options
869
for oname in opts:
870
if oname not in allowed:
871
raise BzrCommandError("option '--%s' is not allowed for command %r"
872
% (oname, cmd))
873
874
# mix arguments and options into one dictionary
875
cmdargs = _match_argform(cmd, cmd_class.takes_args, args)
876
cmdopts = {}
877
for k, v in opts.items():
878
cmdopts[k.replace('-', '_')] = v
879
880
if profile:
881
import hotshot, tempfile
882
pffileno, pfname = tempfile.mkstemp()
883
try:
884
prof = hotshot.Profile(pfname)
885
ret = prof.runcall(cmd_class, cmdopts, cmdargs) or 0
886
prof.close()
887
888
import hotshot.stats
889
stats = hotshot.stats.load(pfname)
890
#stats.strip_dirs()
891
stats.sort_stats('time')
892
## XXX: Might like to write to stderr or the trace file instead but
893
## print_stats seems hardcoded to stdout
894
stats.print_stats(20)
895
896
return ret.status
897
898
finally:
899
os.close(pffileno)
900
os.remove(pfname)
901
else:
902
cmdobj = cmd_class(cmdopts, cmdargs).status
903
904
905
def _report_exception(summary, quiet=False):
906
import traceback
907
log_error('bzr: ' + summary)
908
bzrlib.trace.log_exception()
909
910
if not quiet:
911
tb = sys.exc_info()[2]
912
exinfo = traceback.extract_tb(tb)
913
if exinfo:
914
sys.stderr.write(' at %s:%d in %s()\n' % exinfo[-1][:3])
915
sys.stderr.write(' see ~/.bzr.log for debug information\n')
916
584
585
opt_profile = opt_no_plugins = opt_builtin = False
586
587
# --no-plugins is handled specially at a very early stage. We need
588
# to load plugins before doing other command parsing so that they
589
# can override commands, but this needs to happen first.
590
591
for a in argv:
592
if a == '--profile':
593
opt_profile = True
594
elif a == '--no-plugins':
595
opt_no_plugins = True
596
elif a == '--builtin':
597
opt_builtin = True
598
else:
599
break
600
argv.remove(a)
601
602
if (not argv) or (argv[0] == '--help'):
603
from bzrlib.help import help
604
if len(argv) > 1:
605
help(argv[1])
606
else:
607
help()
608
return 0
609
610
if argv[0] == '--version':
611
from bzrlib.builtins import show_version
612
show_version()
613
return 0
614
615
if not opt_no_plugins:
616
from bzrlib.plugin import load_plugins
617
load_plugins()
618
619
cmd = str(argv.pop(0))
620
621
cmd_obj = get_cmd_object(cmd, plugins_override=not opt_builtin)
622
623
if opt_profile:
624
ret = apply_profiled(cmd_obj.run_argv, argv)
625
else:
626
ret = cmd_obj.run_argv(argv)
627
return ret or 0
917
628
918
629
919
630
def main(argv):
920
import errno
921
922
bzrlib.open_tracefile(argv)
923
631
import bzrlib.ui
632
bzrlib.trace.log_startup(argv)
633
bzrlib.ui.ui_factory = bzrlib.ui.TextUIFactory()
634
635
return run_bzr_catch_errors(argv[1:])
636
637
638
def run_bzr_catch_errors(argv):
924
639
try:
925
640
try:
926
try:
927
return run_bzr(argv)
928
finally:
929
# do this here inside the exception wrappers to catch EPIPE
930
sys.stdout.flush()
931
except BzrError, e:
932
quiet = isinstance(e, (BzrCommandError))
933
_report_exception('error: ' + e.args[0], quiet=quiet)
934
if len(e.args) > 1:
935
for h in e.args[1]:
936
# some explanation or hints
937
log_error(' ' + h)
938
return 1
939
except AssertionError, e:
940
msg = 'assertion failed'
941
if str(e):
942
msg += ': ' + str(e)
943
_report_exception(msg)
944
return 2
945
except KeyboardInterrupt, e:
946
_report_exception('interrupted', quiet=True)
947
return 2
948
except Exception, e:
949
quiet = False
950
if isinstance(e, IOError) and e.errno == errno.EPIPE:
951
quiet = True
952
msg = 'broken pipe'
953
else:
954
msg = str(e).rstrip('\n')
955
_report_exception(msg, quiet)
956
return 2
957
finally:
958
bzrlib.trace.close_trace()
959
641
return run_bzr(argv)
642
finally:
643
# do this here inside the exception wrappers to catch EPIPE
644
sys.stdout.flush()
645
except BzrCommandError, e:
646
# command line syntax error, etc
647
log_error(str(e))
648
return 1
649
except BzrError, e:
650
bzrlib.trace.log_exception()
651
return 1
652
except AssertionError, e:
653
bzrlib.trace.log_exception('assertion failed: ' + str(e))
654
return 3
655
except KeyboardInterrupt, e:
656
bzrlib.trace.log_exception('interrupted')
657
return 2
658
except Exception, e:
659
import errno
660
if (isinstance(e, IOError)
661
and hasattr(e, 'errno')
662
and e.errno == errno.EPIPE):
663
bzrlib.trace.note('broken pipe')
664
return 2
665
else:
666
## import pdb
667
## pdb.pm()
668
bzrlib.trace.log_exception()
669
return 2
960
670
961
671
if __name__ == '__main__':
962
672
sys.exit(main(sys.argv))
Loggerhead is a web-based interface for Breezy
Version: 2.0.1