110
100
type_list = '\n'.join(lines)
111
101
msg = "No known merge type %s. Supported types are:\n%s" %\
112
102
(typestring, type_list)
113
raise errors.BzrCommandError(msg)
103
raise BzrCommandError(msg)
116
105
class Option(object):
117
"""Description of a command line option
119
:ivar _short_name: If this option has a single-letter name, this is it.
106
"""Description of a command line option"""
123
107
# TODO: Some way to show in help a description of the option argument
127
def __init__(self, name, help='', type=None, argname=None,
112
def __init__(self, name, help='', type=None, argname=None):
129
113
"""Make a new command option.
131
115
name -- regular name of the command, used in the double-dash
205
185
yield self.name, self.short_name(), argname, self.help
208
class RegistryOption(Option):
209
"""Option based on a registry
211
The values for the options correspond to entries in the registry. Input
212
must be a registry key. After validation, it is converted into an object
213
using Registry.get or a caller-provided converter.
216
def validate_value(self, value):
217
"""Validate a value name"""
218
if value not in self.registry:
219
raise errors.BadOptionValue(self.name, value)
221
def convert(self, value):
222
"""Convert a value name into an output type"""
223
self.validate_value(value)
224
if self.converter is None:
225
return self.registry.get(value)
227
return self.converter(value)
229
def __init__(self, name, help, registry, converter=None,
230
value_switches=False, title=None, enum_switch=True):
234
:param name: The option name.
235
:param help: Help for the option.
236
:param registry: A Registry containing the values
237
:param converter: Callable to invoke with the value name to produce
238
the value. If not supplied, self.registry.get is used.
239
:param value_switches: If true, each possible value is assigned its
240
own switch. For example, instead of '--format knit',
241
'--knit' can be used interchangeably.
242
:param enum_switch: If true, a switch is provided with the option name,
245
Option.__init__(self, name, help, type=self.convert)
246
self.registry = registry
248
self.converter = converter
249
self.value_switches = value_switches
250
self.enum_switch = enum_switch
252
if self.title is None:
256
def from_kwargs(name_, help=None, title=None, value_switches=False,
257
enum_switch=True, **kwargs):
258
"""Convenience method to generate string-map registry options
260
name, help, value_switches and enum_switch are passed to the
261
RegistryOption constructor. Any other keyword arguments are treated
262
as values for the option, and they value is treated as the help.
264
reg = registry.Registry()
265
for name, help in kwargs.iteritems():
266
name = name.replace('_', '-')
267
reg.register(name, name, help=help)
268
return RegistryOption(name_, help, reg, title=title,
269
value_switches=value_switches, enum_switch=enum_switch)
271
def add_option(self, parser, short_name):
272
"""Add this option to an Optparse parser"""
273
if self.value_switches:
274
parser = parser.add_option_group(self.title)
276
Option.add_option(self, parser, short_name)
277
if self.value_switches:
278
for key in self.registry.keys():
279
option_strings = ['--%s' % key]
280
if getattr(self.registry.get_info(key), 'hidden', False):
281
help = optparse.SUPPRESS_HELP
283
help = self.registry.get_help(key)
284
parser.add_option(action='callback',
285
callback=self._optparse_value_callback(key),
289
def _optparse_value_callback(self, cb_value):
290
def cb(option, opt, value, parser):
291
setattr(parser.values, self.name, self.type(cb_value))
294
def iter_switches(self):
295
"""Iterate through the list of switches provided by the option
297
:return: an iterator of (name, short_name, argname, help)
299
for value in Option.iter_switches(self):
301
if self.value_switches:
302
for key in sorted(self.registry.keys()):
303
yield key, None, None, self.registry.get_help(key)
306
188
class OptionParser(optparse.OptionParser):
307
189
"""OptionParser that raises exceptions instead of exiting"""
309
191
DEFAULT_VALUE = object()
311
193
def error(self, message):
312
raise errors.BzrCommandError(message)
194
raise BzrCommandError(message)
315
197
def get_optparser(options):
326
210
"""Register o as a global option."""
327
211
Option.OPTIONS[name] = Option(name, **kwargs)
330
def _global_registry_option(name, help, registry, **kwargs):
331
Option.OPTIONS[name] = RegistryOption(name, help, registry, **kwargs)
334
class MergeTypeRegistry(registry.Registry):
339
_merge_type_registry = MergeTypeRegistry()
340
_merge_type_registry.register_lazy('merge3', 'bzrlib.merge', 'Merge3Merger',
341
"Native diff3-style merge")
342
_merge_type_registry.register_lazy('diff3', 'bzrlib.merge', 'Diff3Merger',
343
"Merge using external diff3")
344
_merge_type_registry.register_lazy('weave', 'bzrlib.merge', 'WeaveMerger',
347
213
_global_option('all')
348
214
_global_option('overwrite', help='Ignore differences between branches and '
349
215
'overwrite unconditionally')
351
217
_global_option('bound')
352
218
_global_option('diff-options', type=str)
353
219
_global_option('help',
354
help='show help message',
356
_global_option('file', type=unicode, short_name='F')
220
help='show help message')
221
_global_option('file', type=unicode)
357
222
_global_option('force')
358
223
_global_option('format', type=unicode)
359
224
_global_option('forward')
360
_global_option('message', type=unicode,
225
_global_option('message', type=unicode)
362
226
_global_option('no-recurse')
227
_global_option('prefix', type=str,
228
help='Set prefixes to added to old and new filenames, as '
229
'two values separated by a colon.')
363
230
_global_option('profile',
364
231
help='show performance profiling information')
365
_global_option('revision',
366
type=_parse_revision_str,
368
help='See \'help revisionspec\' for details')
232
_global_option('revision', type=_parse_revision_str)
369
233
_global_option('show-ids',
370
234
help='show internal object ids')
371
235
_global_option('timezone',
373
237
help='display timezone as local, original, or utc')
374
238
_global_option('unbound')
375
239
_global_option('verbose',
376
help='display more information',
240
help='display more information')
378
241
_global_option('version')
379
242
_global_option('email')
380
243
_global_option('update')
381
_global_registry_option('log-format', "Use this log format",
382
log.log_formatter_registry, value_switches=True,
384
_global_option('long', help='Use detailed log format. Same as --log-format long',
244
_global_option('log-format', type=str, help="Use this log format")
245
_global_option('long', help='Use detailed log format. Same as --log-format long')
386
246
_global_option('short', help='Use moderately short log format. Same as --log-format short')
387
247
_global_option('line', help='Use log format with one line per revision. Same as --log-format line')
388
248
_global_option('root', type=str)
389
249
_global_option('no-backup')
390
_global_registry_option('merge-type', 'Select a particular merge algorithm',
391
_merge_type_registry, value_switches=True,
392
title='Merge algorithm')
250
_global_option('merge-type', type=_parse_merge_type,
251
help='Select a particular merge algorithm')
393
252
_global_option('pattern', type=str)
394
_global_option('quiet', short_name='q')
253
_global_option('quiet')
395
254
_global_option('remember', help='Remember the specified location as a'
397
256
_global_option('reprocess', help='Reprocess to reduce spurious conflicts')
398
257
_global_option('kind', type=str)
399
258
_global_option('dry-run',
400
259
help="show what would be done, but don't actually do anything")
401
_global_option('name-from-revision', help='The path name in the old tree.')
404
# prior to 0.14 these were always globally registered; the old dict is
405
# available for plugins that use it but it should not be used.
406
Option.SHORT_OPTIONS = symbol_versioning.DeprecatedDict(
407
symbol_versioning.zero_fourteen,
410
'F': Option.OPTIONS['file'],
411
'h': Option.OPTIONS['help'],
412
'm': Option.OPTIONS['message'],
413
'r': Option.OPTIONS['revision'],
414
'v': Option.OPTIONS['verbose'],
415
'l': Option.OPTIONS['long'],
416
'q': Option.OPTIONS['quiet'],
418
'Set the short option name when constructing the Option.',
262
def _global_short(short_name, long_name):
263
assert short_name not in Option.SHORT_OPTIONS
264
Option.SHORT_OPTIONS[short_name] = Option.OPTIONS[long_name]
267
Option.SHORT_OPTIONS['F'] = Option.OPTIONS['file']
268
Option.SHORT_OPTIONS['h'] = Option.OPTIONS['help']
269
Option.SHORT_OPTIONS['m'] = Option.OPTIONS['message']
270
Option.SHORT_OPTIONS['r'] = Option.OPTIONS['revision']
271
Option.SHORT_OPTIONS['v'] = Option.OPTIONS['verbose']
272
Option.SHORT_OPTIONS['l'] = Option.OPTIONS['long']
273
Option.SHORT_OPTIONS['q'] = Option.OPTIONS['quiet']
274
Option.SHORT_OPTIONS['p'] = Option.OPTIONS['prefix']