19
import sys, os, time, os.path
22
23
from bzrlib.trace import mutter, note, log_error
23
from bzrlib.errors import BzrError, BzrCheckError, BzrCommandError
24
from bzrlib.osutils import quotefn
25
from bzrlib import Branch, Inventory, InventoryEntry, BZRDIR, \
24
from bzrlib.errors import bailout, BzrError, BzrCheckError, BzrCommandError
25
from bzrlib.osutils import quotefn, pumpfile, isdir, isfile
26
from bzrlib.tree import RevisionTree, EmptyTree, WorkingTree, Tree
27
from bzrlib.revision import Revision
28
from bzrlib import Branch, Inventory, InventoryEntry, ScratchBranch, BZRDIR, \
32
def register_command(cmd):
33
"Utility function to help register a command"
36
if k.startswith("cmd_"):
37
k_unsquished = _unsquish_command_name(k)
40
if not plugin_cmds.has_key(k_unsquished):
41
plugin_cmds[k_unsquished] = cmd
43
log_error('Two plugins defined the same command: %r' % k)
44
log_error('Not loading the one in %r' % sys.modules[cmd.__module__])
47
32
def _squish_command_name(cmd):
48
33
return 'cmd_' + cmd.replace('-', '_')
52
37
assert cmd.startswith("cmd_")
53
38
return cmd[4:].replace('_','-')
55
def _parse_revision_str(revstr):
56
"""This handles a revision string -> revno.
58
There are several possibilities:
61
'234:345' -> [234, 345]
65
In the future we will also support:
66
'uuid:blah-blah-blah' -> ?
67
'hash:blahblahblah' -> ?
71
if revstr.find(':') != -1:
72
revs = revstr.split(':')
74
raise ValueError('More than 2 pieces not supported for --revision: %r' % revstr)
79
revs[0] = int(revs[0])
84
revs[1] = int(revs[1])
91
def _get_cmd_dict(plugins_override=True):
41
"""Return canonical name and class for all registered commands."""
93
42
for k, v in globals().iteritems():
94
43
if k.startswith("cmd_"):
95
d[_unsquish_command_name(k)] = v
96
# If we didn't load plugins, the plugin_cmds dict will be empty
100
d2 = plugin_cmds.copy()
106
def get_all_cmds(plugins_override=True):
107
"""Return canonical name and class for all registered commands."""
108
for k, v in _get_cmd_dict(plugins_override=plugins_override).iteritems():
112
def get_cmd_class(cmd, plugins_override=True):
44
yield _unsquish_command_name(k), v
46
def get_cmd_class(cmd):
113
47
"""Return the canonical name and command class for a command.
115
49
cmd = str(cmd) # not unicode
117
51
# first look up this command under the specified name
118
cmds = _get_cmd_dict(plugins_override=plugins_override)
120
return cmd, cmds[cmd]
53
return cmd, globals()[_squish_command_name(cmd)]
124
57
# look for any command which claims this as an alias
125
for cmdname, cmdclass in cmds.iteritems():
58
for cmdname, cmdclass in get_all_cmds():
126
59
if cmd in cmdclass.aliases:
127
60
return cmdname, cmdclass
129
cmdclass = ExternalCommand.find_command(cmd)
133
raise BzrCommandError("unknown command %r" % cmd)
136
class Command(object):
62
raise BzrCommandError("unknown command %r" % cmd)
137
66
"""Base class for commands.
139
68
The docstring for an actual command should give a single-line
185
class ExternalCommand(Command):
186
"""Class to wrap external commands.
188
We cheat a little here, when get_cmd_class() calls us we actually give it back
189
an object we construct that has the appropriate path, help, options etc for the
192
When run_bzr() tries to instantiate that 'class' it gets caught by the __call__
193
method, which we override to call the Command.__init__ method. That then calls
194
our run method which is pretty straight forward.
196
The only wrinkle is that we have to map bzr's dictionary of options and arguments
197
back into command line options and arguments for the script.
200
def find_command(cls, cmd):
202
bzrpath = os.environ.get('BZRPATH', '')
204
for dir in bzrpath.split(os.pathsep):
205
path = os.path.join(dir, cmd)
206
if os.path.isfile(path):
207
return ExternalCommand(path)
211
find_command = classmethod(find_command)
213
def __init__(self, path):
216
pipe = os.popen('%s --bzr-usage' % path, 'r')
217
self.takes_options = pipe.readline().split()
219
for opt in self.takes_options:
220
if not opt in OPTIONS:
221
raise BzrError("Unknown option '%s' returned by external command %s"
224
# TODO: Is there any way to check takes_args is valid here?
225
self.takes_args = pipe.readline().split()
227
if pipe.close() is not None:
228
raise BzrError("Failed funning '%s --bzr-usage'" % path)
230
pipe = os.popen('%s --bzr-help' % path, 'r')
231
self.__doc__ = pipe.read()
232
if pipe.close() is not None:
233
raise BzrError("Failed funning '%s --bzr-help'" % path)
235
def __call__(self, options, arguments):
236
Command.__init__(self, options, arguments)
239
def run(self, **kargs):
246
optname = name.replace('_','-')
248
if OPTIONS.has_key(optname):
250
opts.append('--%s' % optname)
251
if value is not None and value is not True:
252
opts.append(str(value))
254
# it's an arg, or arg list
255
if type(value) is not list:
261
self.status = os.spawnv(os.P_WAIT, self.path, [self.path] + opts + args)
265
115
class cmd_status(Command):
266
116
"""Display status summary.
268
This reports on versioned and unknown files, reporting them
269
grouped by state. Possible states are:
272
Versioned in the working copy but not in the previous revision.
275
Versioned in the previous revision but removed or deleted
279
Path of this file changed from the previous revision;
280
the text may also have changed. This includes files whose
281
parent directory was renamed.
284
Text has changed since the previous revision.
287
Nothing about this file has changed since the previous revision.
288
Only shown with --all.
291
Not versioned and not matching an ignore pattern.
293
To see ignored files use 'bzr ignored'. For details in the
294
changes to file texts, use 'bzr diff'.
296
If no arguments are specified, the status of the entire working
297
directory is shown. Otherwise, only the status of the specified
298
files or directories is reported. If a directory is given, status
299
is reported for everything inside that directory.
118
For each file there is a single line giving its file state and name.
119
The name is that in the current revision unless it is deleted or
120
missing, in which case the old name is shown.
301
takes_args = ['file*']
302
takes_options = ['all', 'show-ids']
122
takes_options = ['all']
303
123
aliases = ['st', 'stat']
305
def run(self, all=False, show_ids=False, file_list=None):
307
b = Branch(file_list[0])
308
file_list = [b.relpath(x) for x in file_list]
309
# special case: only one path was given and it's the root
311
if file_list == ['']:
316
status.show_status(b, show_unchanged=all, show_ids=show_ids,
317
specific_files=file_list)
125
def run(self, all=False):
126
#import bzrlib.status
127
#bzrlib.status.tree_status(Branch('.'))
128
Branch('.').show_status(show_all=all)
320
131
class cmd_cat_revision(Command):
357
168
recursively add that parent, rather than giving an error?
359
170
takes_args = ['file+']
360
takes_options = ['verbose', 'no-recurse']
171
takes_options = ['verbose']
362
def run(self, file_list, verbose=False, no_recurse=False):
363
bzrlib.add.smart_add(file_list, verbose, not no_recurse)
367
class cmd_mkdir(Command):
368
"""Create a new versioned directory.
370
This is equivalent to creating the directory and then adding it.
372
takes_args = ['dir+']
374
def run(self, dir_list):
383
b = bzrlib.branch.Branch(d)
384
b.add([d], verbose=True)
173
def run(self, file_list, verbose=False):
174
bzrlib.add.smart_add(file_list, verbose)
387
177
class cmd_relpath(Command):
388
178
"""Show path of a file relative to root"""
389
179
takes_args = ['filename']
392
181
def run(self, filename):
393
182
print Branch(filename).relpath(filename)
397
186
class cmd_inventory(Command):
398
187
"""Show inventory of the current working copy or a revision."""
399
takes_options = ['revision', 'show-ids']
188
takes_options = ['revision']
401
def run(self, revision=None, show_ids=False):
190
def run(self, revision=None):
403
192
if revision == None:
404
193
inv = b.read_working_inventory()
406
195
inv = b.get_revision_inventory(b.lookup_revision(revision))
408
for path, entry in inv.entries():
410
print '%-50s %s' % (path, entry.file_id)
197
for path, entry in inv.iter_entries():
198
print '%-50s %s' % (entry.file_id, path)
415
201
class cmd_move(Command):
454
class cmd_pull(Command):
455
"""Pull any changes from another branch into the current one.
457
If the location is omitted, the last-used location will be used.
458
Both the revision history and the working directory will be
461
This command only works on branches that have not diverged. Branches are
462
considered diverged if both branches have had commits without first
463
pulling from the other.
465
If branches have diverged, you can use 'bzr merge' to pull the text changes
466
from one into the other.
468
takes_args = ['location?']
470
def run(self, location=None):
471
from bzrlib.merge import merge
473
from shutil import rmtree
479
stored_loc = br_to.controlfile("x-pull", "rb").read().rstrip('\n')
481
if e.errno != errno.ENOENT:
484
if stored_loc is None:
485
raise BzrCommandError("No pull location known or specified.")
487
print "Using last location: %s" % stored_loc
488
location = stored_loc
489
cache_root = tempfile.mkdtemp()
491
from branch import find_cached_branch, DivergedBranches
492
br_from = find_cached_branch(location, cache_root)
493
location = pull_loc(br_from)
494
old_revno = br_to.revno()
496
br_to.update_revisions(br_from)
497
except DivergedBranches:
498
raise BzrCommandError("These branches have diverged."
501
merge(('.', -1), ('.', old_revno), check_clean=False)
502
if location != stored_loc:
503
br_to.controlfile("x-pull", "wb").write(location + "\n")
509
class cmd_branch(Command):
510
"""Create a new copy of a branch.
512
If the TO_LOCATION is omitted, the last component of the FROM_LOCATION will
513
be used. In other words, "branch ../foo/bar" will attempt to create ./bar.
515
To retrieve the branch as of a particular revision, supply the --revision
516
parameter, as in "branch foo/bar -r 5".
518
takes_args = ['from_location', 'to_location?']
519
takes_options = ['revision']
521
def run(self, from_location, to_location=None, revision=None):
523
from bzrlib.merge import merge
524
from branch import find_cached_branch, DivergedBranches, NoSuchRevision
525
from shutil import rmtree
526
from meta_store import CachedStore
528
cache_root = tempfile.mkdtemp()
531
br_from = find_cached_branch(from_location, cache_root)
533
if e.errno == errno.ENOENT:
534
raise BzrCommandError('Source location "%s" does not'
535
' exist.' % to_location)
539
if to_location is None:
540
to_location = os.path.basename(from_location.rstrip("/\\"))
543
os.mkdir(to_location)
545
if e.errno == errno.EEXIST:
546
raise BzrCommandError('Target directory "%s" already'
547
' exists.' % to_location)
548
if e.errno == errno.ENOENT:
549
raise BzrCommandError('Parent of "%s" does not exist.' %
553
br_to = Branch(to_location, init=True)
556
br_to.update_revisions(br_from, stop_revision=revision)
557
except NoSuchRevision:
559
msg = "The branch %s has no revision %d." % (from_location,
561
raise BzrCommandError(msg)
562
merge((to_location, -1), (to_location, 0), this_dir=to_location,
563
check_clean=False, ignore_zero=True)
564
from_location = pull_loc(br_from)
565
br_to.controlfile("x-pull", "wb").write(from_location + "\n")
570
def pull_loc(branch):
571
# TODO: Should perhaps just make attribute be 'base' in
572
# RemoteBranch and Branch?
573
if hasattr(branch, "baseurl"):
574
return branch.baseurl
580
238
class cmd_renames(Command):
581
239
"""Show list of renamed files.
720
372
takes_args = ['file*']
721
takes_options = ['revision', 'diff-options']
722
aliases = ['di', 'dif']
373
takes_options = ['revision']
724
def run(self, revision=None, file_list=None, diff_options=None):
376
def run(self, revision=None, file_list=None):
725
377
from bzrlib.diff import show_diff
726
from bzrlib import find_branch
729
b = find_branch(file_list[0])
730
file_list = [b.relpath(f) for f in file_list]
731
if file_list == ['']:
732
# just pointing to top-of-tree
737
show_diff(b, revision, specific_files=file_list,
738
external_diff_options=diff_options)
379
show_diff(Branch('.'), revision, file_list)
744
382
class cmd_deleted(Command):
767
class cmd_modified(Command):
768
"""List files modified in working tree."""
773
inv = b.read_working_inventory()
774
sc = statcache.update_cache(b, inv)
775
basis = b.basis_tree()
776
basis_inv = basis.inventory
778
# We used to do this through iter_entries(), but that's slow
779
# when most of the files are unmodified, as is usually the
780
# case. So instead we iterate by inventory entry, and only
781
# calculate paths as necessary.
783
for file_id in basis_inv:
784
cacheentry = sc.get(file_id)
785
if not cacheentry: # deleted
787
ie = basis_inv[file_id]
788
if cacheentry[statcache.SC_SHA1] != ie.text_sha1:
789
path = inv.id2path(file_id)
794
class cmd_added(Command):
795
"""List files added in working tree."""
799
wt = b.working_tree()
800
basis_inv = b.basis_tree().inventory
803
if file_id in basis_inv:
805
path = inv.id2path(file_id)
806
if not os.access(b.abspath(path), os.F_OK):
812
404
class cmd_root(Command):
813
405
"""Show the tree root directory.
817
409
takes_args = ['filename?']
818
410
def run(self, filename=None):
819
411
"""Print the branch root."""
820
from branch import find_branch
821
b = find_branch(filename)
822
print getattr(b, 'base', None) or getattr(b, 'baseurl')
412
print bzrlib.branch.find_branch_root(filename)
825
416
class cmd_log(Command):
826
417
"""Show log of this branch.
828
To request a range of logs, you can use the command -r begin:end
829
-r revision requests a specific revision, -r :end or -r begin: are
419
TODO: Option to limit range.
832
TODO: Make --revision support uuid: and hash: [future tag:] notation.
421
TODO: Perhaps show most-recent first with an option for last.
836
423
takes_args = ['filename?']
837
takes_options = ['forward', 'timezone', 'verbose', 'show-ids', 'revision']
839
def run(self, filename=None, timezone='original',
844
from bzrlib import show_log, find_branch
845
from bzrlib.log import log_formatter
848
direction = (forward and 'forward') or 'reverse'
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')
851
b = find_branch(filename)
852
fp = b.relpath(filename)
854
file_id = b.read_working_inventory().path2id(fp)
856
file_id = None # points to branch root
862
revision = [None, None]
863
elif isinstance(revision, int):
864
revision = [revision, revision]
869
assert len(revision) == 2
871
mutter('encoding log as %r' % bzrlib.user_encoding)
873
# use 'replace' so that we don't abort if trying to write out
874
# in e.g. the default C locale.
875
outf = codecs.getwriter(bzrlib.user_encoding)(sys.stdout, errors='replace')
877
lf = log_formatter('short',
880
show_timezone=timezone)
887
start_revision=revision[0],
888
end_revision=revision[1])
428
filename = b.relpath(filename)
429
bzrlib.show_log(b, filename,
430
show_timezone=timezone,
892
436
class cmd_touching_revisions(Command):
893
"""Return revision-ids which affected a particular file.
895
A more user-friendly interface is "bzr log FILE"."""
437
"""Return revision-ids which affected a particular file."""
897
439
takes_args = ["filename"]
898
440
def run(self, filename):
441
b = Branch(filename, lock_mode='r')
900
442
inv = b.read_working_inventory()
901
443
file_id = inv.path2id(b.relpath(filename))
902
444
for revno, revision_id, what in bzrlib.log.find_touching_revisions(b, file_id):
942
484
class cmd_ignore(Command):
943
"""Ignore a command or pattern.
945
To remove patterns from the ignore list, edit the .bzrignore file.
947
If the pattern contains a slash, it is compared to the whole path
948
from the branch root. Otherwise, it is comapred to only the last
949
component of the path.
951
Ignore patterns are case-insensitive on case-insensitive systems.
953
Note: wildcards must be quoted from the shell on Unix.
956
bzr ignore ./Makefile
485
"""Ignore a command or pattern"""
959
486
takes_args = ['name_pattern']
961
488
def run(self, name_pattern):
962
from bzrlib.atomicfile import AtomicFile
966
ifn = b.abspath('.bzrignore')
968
if os.path.exists(ifn):
971
igns = f.read().decode('utf-8')
977
# TODO: If the file already uses crlf-style termination, maybe
978
# we should use that for the newly added lines?
980
if igns and igns[-1] != '\n':
982
igns += name_pattern + '\n'
985
f = AtomicFile(ifn, 'wt')
986
f.write(igns.encode('utf-8'))
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')
991
496
inv = b.working_tree().inventory
992
497
if inv.path2id('.bzrignore'):
1032
535
class cmd_export(Command):
1033
536
"""Export past revision to destination directory.
1035
If no revision is specified this exports the last committed revision.
1037
Format may be an "exporter" name, such as tar, tgz, tbz2. If none is
1038
given, exports to a directory (equivalent to --format=dir)."""
1039
# TODO: list known exporters
538
If no revision is specified this exports the last committed revision."""
1040
539
takes_args = ['dest']
1041
takes_options = ['revision', 'format']
1042
def run(self, dest, revision=None, format='dir'):
540
takes_options = ['revision']
541
def run(self, dest, revision=None):
1044
543
if revision == None:
1045
544
rh = b.revision_history()[-1]
1047
546
rh = b.lookup_revision(int(revision))
1048
547
t = b.revision_tree(rh)
1049
t.export(dest, format)
1052
551
class cmd_cat(Command):
1073
572
class cmd_commit(Command):
1074
573
"""Commit changes into a new revision.
1076
If selected files are specified, only changes to those files are
1077
committed. If a directory is specified then its contents are also
1080
A selected-file commit may fail in some cases where the committed
1081
tree would be invalid, such as trying to commit a file in a
1082
newly-added directory that is not itself committed.
575
TODO: Commit only selected files.
1084
577
TODO: Run hooks on tree to-be-committed, and after commit.
1086
579
TODO: Strict commit that fails if there are unknown or deleted files.
1088
takes_args = ['selected*']
1089
581
takes_options = ['message', 'file', 'verbose']
1090
582
aliases = ['ci', 'checkin']
1092
def run(self, message=None, file=None, verbose=True, selected_list=None):
1093
from bzrlib.commit import commit
1094
from bzrlib.osutils import get_text_message
584
def run(self, message=None, file=None, verbose=False):
1096
585
## Warning: shadows builtin file()
1097
586
if not message and not file:
1100
catcher = cStringIO.StringIO()
1101
sys.stdout = catcher
1102
cmd_status({"file_list":selected_list}, {})
1103
info = catcher.getvalue()
1105
message = get_text_message(info)
1108
raise BzrCommandError("please specify a commit message",
1109
["use either --message or --file"])
587
raise BzrCommandError("please specify a commit message",
588
["use either --message or --file"])
1110
589
elif message and file:
1111
590
raise BzrCommandError("please specify either --message or --file")
1164
624
"""Run internal test suite"""
1167
from bzrlib.selftest import selftest
1168
return int(not selftest())
627
failures, tests = 0, 0
629
import doctest, bzrlib.store, bzrlib.tests
630
bzrlib.trace.verbose = False
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)
637
print '%-40s %3d tests' % (m.__name__, mt),
639
print '%3d FAILED!' % mf
643
print '%-40s %3d tests' % ('total', tests),
645
print '%3d FAILED!' % failures
1171
651
class cmd_version(Command):
1172
"""Show version of bzr."""
652
"""Show version of bzr"""
1176
656
def show_version():
1177
657
print "bzr (bazaar-ng) %s" % bzrlib.__version__
1178
# is bzrlib itself in a branch?
1179
bzrrev = bzrlib.get_bzr_revision()
1181
print " (bzr checkout, revision %d {%s})" % bzrrev
1182
658
print bzrlib.__copyright__
1183
659
print "http://bazaar-ng.org/"
1194
670
print "it sure does!"
1196
def parse_spec(spec):
1198
>>> parse_spec(None)
1200
>>> parse_spec("./")
1202
>>> parse_spec("../@")
1204
>>> parse_spec("../f/@35")
1210
parsed = spec.split('/@')
1211
assert len(parsed) == 2
1215
parsed[1] = int(parsed[1])
1216
assert parsed[1] >=0
1218
parsed = [spec, None]
1223
class cmd_merge(Command):
1224
"""Perform a three-way merge of trees.
1226
The SPEC parameters are working tree or revision specifiers. Working trees
1227
are specified using standard paths or urls. No component of a directory
1228
path may begin with '@'.
1230
Working tree examples: '.', '..', 'foo@', but NOT 'foo/@bar'
1232
Revisions are specified using a dirname/@revno pair, where dirname is the
1233
branch directory and revno is the revision within that branch. If no revno
1234
is specified, the latest revision is used.
1236
Revision examples: './@127', 'foo/@', '../@1'
1238
The OTHER_SPEC parameter is required. If the BASE_SPEC parameter is
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not supplied, the common ancestor of OTHER_SPEC the current branch is used
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merge refuses to run if there are any uncommitted changes, unless
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takes_args = ['other_spec', 'base_spec?']
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takes_options = ['force']
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def run(self, other_spec, base_spec=None, force=False):
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from bzrlib.merge import merge
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merge(parse_spec(other_spec), parse_spec(base_spec),
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check_clean=(not force))
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class cmd_revert(Command):
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"""Restore selected files from a previous revision.
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takes_args = ['file+']
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def run(self, file_list):
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from bzrlib.branch import find_branch
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b = find_branch(file_list[0])
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b.revert([b.relpath(f) for f in file_list])
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class cmd_merge_revert(Command):
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"""Reverse all changes since the last commit.
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Only versioned files are affected.
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TODO: Store backups of any files that will be reverted, so
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that the revert can be undone.
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takes_options = ['revision']
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def run(self, revision=-1):
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from bzrlib.merge import merge
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merge(('.', revision), parse_spec('.'),
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673
class cmd_assert_fail(Command):
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"""Test reporting of assertion failures"""
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734
(['status'], {'all': True})
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>>> parse_args('commit --message=biter'.split())
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(['commit'], {'message': u'biter'})
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>>> parse_args('log -r 500'.split())
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(['log'], {'revision': 500})
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>>> parse_args('log -r500:600'.split())
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(['log'], {'revision': [500, 600]})
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>>> parse_args('log -vr500:600'.split())
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(['log'], {'verbose': True, 'revision': [500, 600]})
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>>> parse_args('log -rv500:600'.split()) #the r takes an argument
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Traceback (most recent call last):
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ValueError: invalid literal for int(): v500
1404
755
if optname not in OPTIONS:
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raise BzrError('unknown long option %r' % a)
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bailout('unknown long option %r' % a)
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shortopt = a[1:]
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if shortopt in SHORT_OPTIONS:
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# Multi-character options must have a space to delimit
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optname = SHORT_OPTIONS[shortopt]
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# Single character short options, can be chained,
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# and have their value appended to their name
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if shortopt not in SHORT_OPTIONS:
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# We didn't find the multi-character name, and we
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# didn't find the single char name
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raise BzrError('unknown short option %r' % a)
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optname = SHORT_OPTIONS[shortopt]
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# There are extra things on this option
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# see if it is the value, or if it is another
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optargfn = OPTIONS[optname]
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if optargfn is None:
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# This option does not take an argument, so the
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# next entry is another short option, pack it back
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argv.insert(0, '-' + a[2:])
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# This option takes an argument, so pack it
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if shortopt not in SHORT_OPTIONS:
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bailout('unknown short option %r' % a)
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optname = SHORT_OPTIONS[shortopt]
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if optname in opts:
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# XXX: Do we ever want to support this, e.g. for -r?
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raise BzrError('repeated option %r' % a)
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bailout('repeated option %r' % a)
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optargfn = OPTIONS[optname]
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if optarg == None:
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raise BzrError('option %r needs an argument' % a)
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bailout('option %r needs an argument' % a)
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optarg = argv.pop(0)
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opts[optname] = optargfn(optarg)
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if optarg != None:
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raise BzrError('option %r takes no argument' % optname)
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bailout('option %r takes no argument' % optname)
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opts[optname] = True
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def _parse_master_args(argv):
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"""Parse the arguments that always go with the original command.
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These are things like bzr --no-plugins, etc.
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There are now 2 types of option flags. Ones that come *before* the command,
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and ones that come *after* the command.
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Ones coming *before* the command are applied against all possible commands.
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And are generally applied before plugins are loaded.
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The current list are:
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--builtin Allow plugins to load, but don't let them override builtin commands,
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they will still be allowed if they do not override a builtin.
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--no-plugins Don't load any plugins. This lets you get back to official source
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--profile Enable the hotspot profile before running the command.
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For backwards compatibility, this is also a non-master option.
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--version Spit out the version of bzr that is running and exit.
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This is also a non-master option.
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--help Run help and exit, also a non-master option (I think that should stay, though)
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>>> argv, opts = _parse_master_args(['bzr', '--test'])
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Traceback (most recent call last):
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BzrCommandError: Invalid master option: 'test'
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>>> argv, opts = _parse_master_args(['bzr', '--version', 'command'])
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>>> print opts['version']
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>>> argv, opts = _parse_master_args(['bzr', '--profile', 'command', '--more-options'])
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['command', '--more-options']
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>>> print opts['profile']
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>>> argv, opts = _parse_master_args(['bzr', '--no-plugins', 'command'])
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>>> print opts['no-plugins']
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>>> print opts['profile']
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>>> argv, opts = _parse_master_args(['bzr', 'command', '--profile'])
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['command', '--profile']
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>>> print opts['profile']
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master_opts = {'builtin':False,
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# This is the point where we could hook into argv[0] to determine
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# what front-end is supposed to be run
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# For now, we are just ignoring it.
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cmd_name = argv.pop(0)
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if arg[:2] != '--': # at the first non-option, we return the rest
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arg = arg[2:] # Remove '--'
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if arg not in master_opts:
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# We could say that this is not an error, that we should
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# just let it be handled by the main section instead
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raise BzrCommandError('Invalid master option: %r' % arg)
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argv.pop(0) # We are consuming this entry
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master_opts[arg] = True
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return argv, master_opts
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832
def run_bzr(argv):
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"""Execute a command.
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argv = [a.decode(bzrlib.user_encoding) for a in argv]
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# some options like --builtin and --no-plugins have special effects
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argv, master_opts = _parse_master_args(argv)
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if not master_opts['no-plugins']:
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bzrlib.load_plugins()
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args, opts = parse_args(argv)
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if master_opts['help']:
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from bzrlib.help import help
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args, opts = parse_args(argv[1:])
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842
if 'help' in opts:
1602
from bzrlib.help import help
1608
849
elif 'version' in opts:
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elif args and args[0] == 'builtin':
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include_plugins=False
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cmd = str(args.pop(0))
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except IndexError:
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log_error('usage: bzr COMMAND')
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log_error(' try "bzr help"')
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plugins_override = not (master_opts['builtin'])
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canonical_cmd, cmd_class = get_cmd_class(cmd, plugins_override=plugins_override)
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profile = master_opts['profile']
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# For backwards compatibility, I would rather stick with --profile being a
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# master/global option
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canonical_cmd, cmd_class = get_cmd_class(cmd)
1627
861
if 'profile' in opts:
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863
del opts['profile']
1631
867
# check options are reasonable
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868
allowed = cmd_class.takes_options