28
28
# TODO: "--profile=cum", to change sort order. Is there any value in leaving
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29
# the profile output behind so it can be interactively examined?
34
from bzrlib.lazy_import import lazy_import
35
lazy_import(globals(), """
34
38
from warnings import warn
38
import bzrlib.errors as errors
39
from bzrlib.errors import (BzrError,
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from bzrlib import option
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from bzrlib.symbol_versioning import (
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58
from bzrlib.option import Option
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from bzrlib.symbol_versioning import (deprecated_method, zero_eight)
48
from bzrlib.trace import mutter, note, log_error, warning, be_quiet
67
78
if k_unsquished not in plugin_cmds:
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79
plugin_cmds[k_unsquished] = cmd
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mutter('registered plugin command %s', k_unsquished)
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## trace.mutter('registered plugin command %s', k_unsquished)
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81
if decorate and k_unsquished in builtin_command_names():
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82
return _builtin_commands()[k_unsquished]
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If true, plugin commands can override builtins.
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return _get_cmd_object(cmd_name, plugins_override)
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raise errors.BzrCommandError('unknown command "%s"' % cmd_name)
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def _get_cmd_object(cmd_name, plugins_override=True):
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"""Worker for get_cmd_object which raises KeyError rather than BzrCommandError."""
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from bzrlib.externalcommand import ExternalCommand
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151
# We want only 'ascii' command names, but the user may have typed
204
222
replace - put in a bogus character (typically '?')
205
223
exact - do not encode sys.stdout
225
NOTE: by default on Windows, sys.stdout is opened as a text
226
stream, therefore LF line-endings are converted to CRLF.
227
When a command uses encoding_type = 'exact', then
228
sys.stdout is forced to be a binary stream, and line-endings
217
241
if self.__doc__ == Command.__doc__:
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warn("No help message set for %r" % self)
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def _maybe_expand_globs(self, file_list):
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"""Glob expand file_list if the platform does not do that itself.
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:return: A possibly empty list of unicode paths.
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Introduced in bzrlib 0.18.
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if sys.platform == 'win32':
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file_list = win32utils.glob_expand(file_list)
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return list(file_list)
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"""Return single-line grammar for this command.
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Only describes arguments, not options.
262
s = 'bzr ' + self.name() + ' '
263
for aname in self.takes_args:
264
aname = aname.upper()
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if aname[-1] in ['$', '+']:
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aname = aname[:-1] + '...'
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elif aname[-1] == '?':
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aname = '[' + aname[:-1] + ']'
269
elif aname[-1] == '*':
270
aname = '[' + aname[:-1] + '...]'
277
def get_help_text(self, additional_see_also=None):
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"""Return a text string with help for this command.
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:param additional_see_also: Additional help topics to be
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raise NotImplementedError("sorry, no detailed help yet for %r" % self.name())
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result += 'usage: %s\n' % self._usage()
291
result += 'aliases: '
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result += ', '.join(self.aliases) + '\n'
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plugin_name = self.plugin_name()
297
if plugin_name is not None:
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result += '(From plugin "%s")' % plugin_name
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if result[-1] != '\n':
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result += option.get_optparser(self.options()).format_option_help()
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see_also = self.get_see_also(additional_see_also)
308
result += '\nSee also: '
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result += ', '.join(see_also)
313
def get_help_topic(self):
314
"""Return the commands help topic - its name."""
317
def get_see_also(self, additional_terms=None):
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"""Return a list of help topics that are related to this ommand.
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The list is derived from the content of the _see_also attribute. Any
321
duplicates are removed and the result is in lexical order.
322
:param additional_terms: Additional help topics to cross-reference.
323
:return: A list of help topics.
325
see_also = set(getattr(self, '_see_also', []))
327
see_also.update(additional_terms)
328
return sorted(see_also)
220
330
def options(self):
221
331
"""Return dict of valid options for this command.
223
333
Maps from long option name to option object."""
225
r['help'] = Option.OPTIONS['help']
335
r['help'] = option._help_option
226
336
for o in self.takes_options:
227
337
if isinstance(o, basestring):
228
o = Option.OPTIONS[o]
338
o = option.Option.OPTIONS[o]
236
346
# Originally I was using self.stdout, but that looks
237
347
# *way* too much like sys.stdout
238
348
if self.encoding_type == 'exact':
349
# force sys.stdout to be binary stream on win32
350
if sys.platform == 'win32':
351
fileno = getattr(sys.stdout, 'fileno', None)
354
msvcrt.setmode(fileno(), os.O_BINARY)
239
355
self.outf = sys.stdout
242
output_encoding = bzrlib.osutils.get_terminal_encoding()
358
output_encoding = osutils.get_terminal_encoding()
244
360
# use 'replace' so that we don't abort if trying to write out
245
361
# in e.g. the default C locale.
249
365
# bogus. So set the attribute, so we can find the correct encoding later.
250
366
self.outf.encoding = output_encoding
252
@deprecated_method(zero_eight)
253
def run_argv(self, argv):
254
"""Parse command line and run.
256
See run_argv_aliases for the 0.8 and beyond api.
258
return self.run_argv_aliases(argv)
260
368
def run_argv_aliases(self, argv, alias_argv=None):
261
369
"""Parse the command line and run with extra aliases in alias_argv."""
263
warn("Passing None for [] is deprecated from bzrlib 0.10",
371
warn("Passing None for [] is deprecated from bzrlib 0.10",
264
372
DeprecationWarning, stacklevel=2)
266
374
args, opts = parse_args(self, argv, alias_argv)
267
375
if 'help' in opts: # e.g. bzr add --help
268
from bzrlib.help import help_on_command
269
help_on_command(self.name())
376
sys.stdout.write(self.get_help_text())
271
378
# mix arguments and options into one dictionary
272
379
cmdargs = _match_argform(self.name(), self.takes_args, args)
385
495
argdict[argname + '_list'] = None
386
496
elif ap[-1] == '+':
388
raise BzrCommandError("command %r needs one or more %s"
389
% (cmd, argname.upper()))
498
raise errors.BzrCommandError("command %r needs one or more %s"
499
% (cmd, argname.upper()))
391
501
argdict[argname + '_list'] = args[:]
393
503
elif ap[-1] == '$': # all but one
394
504
if len(args) < 2:
395
raise BzrCommandError("command %r needs one or more %s"
396
% (cmd, argname.upper()))
505
raise errors.BzrCommandError("command %r needs one or more %s"
506
% (cmd, argname.upper()))
397
507
argdict[argname + '_list'] = args[:-1]
400
510
# just a plain arg
403
raise BzrCommandError("command %r requires argument %s"
404
% (cmd, argname.upper()))
513
raise errors.BzrCommandError("command %r requires argument %s"
514
% (cmd, argname.upper()))
406
516
argdict[argname] = args.pop(0)
409
raise BzrCommandError("extra argument to command %s: %s"
519
raise errors.BzrCommandError("extra argument to command %s: %s"
439
549
def apply_lsprofiled(filename, the_callable, *args, **kwargs):
440
550
from bzrlib.lsprof import profile
442
551
ret, stats = profile(the_callable, *args, **kwargs)
444
553
if filename is None:
448
cPickle.dump(stats, open(filename, 'w'), 2)
449
print 'Profile data written to %r.' % filename
557
trace.note('Profile data written to "%s".', filename)
454
"""Return an expanded alias, or None if no alias exists"""
456
alias = bzrlib.config.GlobalConfig().get_alias(cmd)
561
def get_alias(cmd, config=None):
562
"""Return an expanded alias, or None if no alias exists.
565
Command to be checked for an alias.
567
Used to specify an alternative config to use,
568
which is especially useful for testing.
569
If it is unspecified, the global config will be used.
573
config = bzrlib.config.GlobalConfig()
574
alias = config.get_alias(cmd)
458
return alias.split(' ')
577
return [a.decode('utf-8') for a in shlex.split(alias.encode('utf-8'))]
557
679
# 'command not found' error later.
559
681
cmd_obj = get_cmd_object(cmd, plugins_override=not opt_builtin)
560
if not getattr(cmd_obj.run_argv, 'is_deprecated', False):
561
run = cmd_obj.run_argv
564
run = cmd_obj.run_argv_aliases
565
run_argv = [argv, alias_argv]
682
run = cmd_obj.run_argv_aliases
683
run_argv = [argv, alias_argv]
602
720
bzrlib.ui.ui_factory = TextUIFactory()
603
721
argv = [a.decode(bzrlib.user_encoding) for a in argv[1:]]
604
722
ret = run_bzr_catch_errors(argv)
605
mutter("return code %d", ret)
723
trace.mutter("return code %d", ret)
609
727
def run_bzr_catch_errors(argv):
611
729
return run_bzr(argv)
612
# do this here inside the exception wrappers to catch EPIPE
730
except (KeyboardInterrupt, Exception), e:
615
731
# used to handle AssertionError and KeyboardInterrupt
616
732
# specially here, but hopefully they're handled ok by the logger now
617
bzrlib.trace.report_exception(sys.exc_info(), sys.stderr)
733
trace.report_exception(sys.exc_info(), sys.stderr)
618
734
if os.environ.get('BZR_PDB'):
619
735
print '**** entering debugger'
621
737
pdb.post_mortem(sys.exc_traceback)
741
class HelpCommandIndex(object):
742
"""A index for bzr help that returns commands."""
745
self.prefix = 'commands/'
747
def get_topics(self, topic):
748
"""Search for topic amongst commands.
750
:param topic: A topic to search for.
751
:return: A list which is either empty or contains a single
754
if topic and topic.startswith(self.prefix):
755
topic = topic[len(self.prefix):]
757
cmd = _get_cmd_object(topic)
624
764
if __name__ == '__main__':
625
765
sys.exit(main(sys.argv))