47
49
class cmd_conflicts(commands.Command):
48
"""List files with conflicts.
50
__doc__ = """List files with conflicts.
50
52
Merge will do its best to combine the changes in two branches, but there
51
53
are some kinds of problems only a human can fix. When it encounters those,
52
54
it will mark a conflict. A conflict means that you need to fix something,
53
before you should commit.
55
before you can commit.
55
57
Conflicts normally are listed as short, human-readable messages. If --text
56
58
is supplied, the pathnames of files with text conflicts are listed,
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61
Use bzr resolve when you have fixed a problem.
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65
option.Option('text',
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66
help='List paths of files with text conflicts.'),
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68
_see_also = ['resolve', 'conflict-types']
67
def run(self, text=False):
68
wt = workingtree.WorkingTree.open_containing(u'.')[0]
70
def run(self, text=False, directory=u'.'):
71
wt = workingtree.WorkingTree.open_containing(directory)[0]
69
72
for conflict in wt.conflicts():
71
74
if conflict.typestring != 'text conflict':
73
76
self.outf.write(conflict.path + '\n')
75
self.outf.write(str(conflict) + '\n')
78
self.outf.write(unicode(conflict) + '\n')
78
81
resolve_action_registry = registry.Registry()
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84
resolve_action_registry.register(
82
'done', 'done', 'Marks the conflict as resolved' )
85
'done', 'done', 'Marks the conflict as resolved.')
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resolve_action_registry.register(
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'take-this', 'take_this',
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'Resolve the conflict preserving the version in the working tree' )
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'Resolve the conflict preserving the version in the working tree.')
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resolve_action_registry.register(
87
90
'take-other', 'take_other',
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'Resolve the conflict taking the merged version into account' )
91
'Resolve the conflict taking the merged version into account.')
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resolve_action_registry.default_key = 'done'
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94
class ResolveActionOption(option.RegistryOption):
100
103
class cmd_resolve(commands.Command):
101
"""Mark a conflict as resolved.
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__doc__ = """Mark a conflict as resolved.
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106
Merge will do its best to combine the changes in two branches, but there
104
107
are some kinds of problems only a human can fix. When it encounters those,
105
108
it will mark a conflict. A conflict means that you need to fix something,
106
before you should commit.
109
before you can commit.
108
111
Once you have fixed a problem, use "bzr resolve" to automatically mark
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112
text conflicts as fixed, "bzr resolve FILE" to mark a specific conflict as
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115
aliases = ['resolved']
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takes_args = ['file*']
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takes_options = [
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option.Option('all', help='Resolve all conflicts in this tree.'),
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ResolveActionOption(),
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_see_also = ['conflicts']
119
def run(self, file_list=None, all=False, action=None):
123
def run(self, file_list=None, all=False, action=None, directory=None):
122
raise errors.BzrCommandError("If --all is specified,"
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" no FILE may be provided")
124
tree = workingtree.WorkingTree.open_containing('.')[0]
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raise errors.BzrCommandError(gettext("If --all is specified,"
127
" no FILE may be provided"))
128
if directory is None:
130
tree = workingtree.WorkingTree.open_containing(directory)[0]
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131
if action is None:
128
tree, file_list = builtins.tree_files(file_list)
134
tree, file_list = workingtree.WorkingTree.open_containing_paths(
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file_list, directory)
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if file_list is None:
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137
if action is None:
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138
# FIXME: There is a special case here related to the option
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148
if file_list is None:
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un_resolved, resolved = tree.auto_resolve()
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if len(un_resolved) > 0:
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trace.note('%d conflict(s) auto-resolved.', len(resolved))
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trace.note('Remaining conflicts:')
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trace.note(ngettext('%d conflict auto-resolved.',
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'%d conflicts auto-resolved.', len(resolved)),
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trace.note(gettext('Remaining conflicts:'))
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for conflict in un_resolved:
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trace.note(unicode(conflict))
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trace.note('All conflicts resolved.')
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trace.note(gettext('All conflicts resolved.'))
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162
# FIXME: This can never occur but the block above needs some
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164
# conflict.auto(tree) --vila 091242
158
resolve(tree, file_list, action=action)
167
before, after = resolve(tree, file_list, action=action)
168
trace.note(ngettext('{0} conflict resolved, {1} remaining',
169
'{0} conflicts resolved, {1} remaining',
170
before-after).format(before - after, after))
161
173
def resolve(tree, paths=None, ignore_misses=False, recursive=False,
435
453
def action_take_other(self, tree):
436
454
raise NotImplementedError(self.action_take_other)
456
def _resolve_with_cleanups(self, tree, *args, **kwargs):
457
tt = transform.TreeTransform(tree)
458
op = cleanup.OperationWithCleanups(self._resolve)
459
op.add_cleanup(tt.finalize)
460
op.run_simple(tt, *args, **kwargs)
439
463
class PathConflict(Conflict):
440
464
"""A conflict was encountered merging file paths"""
459
483
# No additional files have been generated here
486
def _resolve(self, tt, file_id, path, winner):
487
"""Resolve the conflict.
489
:param tt: The TreeTransform where the conflict is resolved.
490
:param file_id: The retained file id.
491
:param path: The retained path.
492
:param winner: 'this' or 'other' indicates which side is the winner.
494
path_to_create = None
496
if self.path == '<deleted>':
497
return # Nothing to do
498
if self.conflict_path == '<deleted>':
499
path_to_create = self.path
500
revid = tt._tree.get_parent_ids()[0]
501
elif winner == 'other':
502
if self.conflict_path == '<deleted>':
503
return # Nothing to do
504
if self.path == '<deleted>':
505
path_to_create = self.conflict_path
506
# FIXME: If there are more than two parents we may need to
507
# iterate. Taking the last parent is the safer bet in the mean
508
# time. -- vila 20100309
509
revid = tt._tree.get_parent_ids()[-1]
512
raise AssertionError('bad winner: %r' % (winner,))
513
if path_to_create is not None:
514
tid = tt.trans_id_tree_path(path_to_create)
515
transform.create_from_tree(
516
tt, tid, self._revision_tree(tt._tree, revid), file_id)
517
tt.version_file(file_id, tid)
519
tid = tt.trans_id_file_id(file_id)
520
# Adjust the path for the retained file id
521
parent_tid = tt.get_tree_parent(tid)
522
tt.adjust_path(osutils.basename(path), parent_tid, tid)
525
def _revision_tree(self, tree, revid):
526
return tree.branch.repository.revision_tree(revid)
528
def _infer_file_id(self, tree):
529
# Prior to bug #531967, file_id wasn't always set, there may still be
530
# conflict files in the wild so we need to cope with them
531
# Establish which path we should use to find back the file-id
533
for p in (self.path, self.conflict_path):
535
# special hard-coded path
538
possible_paths.append(p)
539
# Search the file-id in the parents with any path available
541
for revid in tree.get_parent_ids():
542
revtree = self._revision_tree(tree, revid)
543
for p in possible_paths:
544
file_id = revtree.path2id(p)
545
if file_id is not None:
546
return revtree, file_id
462
549
def action_take_this(self, tree):
463
tree.rename_one(self.conflict_path, self.path)
550
if self.file_id is not None:
551
self._resolve_with_cleanups(tree, self.file_id, self.path,
554
# Prior to bug #531967 we need to find back the file_id and restore
555
# the content from there
556
revtree, file_id = self._infer_file_id(tree)
557
tree.revert([revtree.id2path(file_id)],
558
old_tree=revtree, backups=False)
465
560
def action_take_other(self, tree):
466
# just acccept bzr proposal
561
if self.file_id is not None:
562
self._resolve_with_cleanups(tree, self.file_id,
566
# Prior to bug #531967 we need to find back the file_id and restore
567
# the content from there
568
revtree, file_id = self._infer_file_id(tree)
569
tree.revert([revtree.id2path(file_id)],
570
old_tree=revtree, backups=False)
470
573
class ContentsConflict(PathConflict):
471
"""The files are of different types, or not present"""
574
"""The files are of different types (or both binary), or not present"""
479
582
def associated_filenames(self):
480
583
return [self.path + suffix for suffix in ('.BASE', '.OTHER')]
482
# FIXME: I smell something weird here and it seems we should be able to be
483
# more coherent with some other conflict ? bzr *did* a choice there but
484
# neither action_take_this nor action_take_other reflect that...
585
def _resolve(self, tt, suffix_to_remove):
586
"""Resolve the conflict.
588
:param tt: The TreeTransform where the conflict is resolved.
589
:param suffix_to_remove: Either 'THIS' or 'OTHER'
591
The resolution is symmetric: when taking THIS, OTHER is deleted and
592
item.THIS is renamed into item and vice-versa.
595
# Delete 'item.THIS' or 'item.OTHER' depending on
598
tt.trans_id_tree_path(self.path + '.' + suffix_to_remove))
599
except errors.NoSuchFile:
600
# There are valid cases where 'item.suffix_to_remove' either
601
# never existed or was already deleted (including the case
602
# where the user deleted it)
605
this_path = tt._tree.id2path(self.file_id)
606
except errors.NoSuchId:
607
# The file is not present anymore. This may happen if the user
608
# deleted the file either manually or when resolving a conflict on
609
# the parent. We may raise some exception to indicate that the
610
# conflict doesn't exist anymore and as such doesn't need to be
611
# resolved ? -- vila 20110615
614
this_tid = tt.trans_id_tree_path(this_path)
615
if this_tid is not None:
616
# Rename 'item.suffix_to_remove' (note that if
617
# 'item.suffix_to_remove' has been deleted, this is a no-op)
618
parent_tid = tt.get_tree_parent(this_tid)
619
tt.adjust_path(osutils.basename(self.path), parent_tid, this_tid)
486
622
def action_take_this(self, tree):
487
tree.remove([self.path + '.OTHER'], force=True, keep_files=False)
623
self._resolve_with_cleanups(tree, 'OTHER')
489
625
def action_take_other(self, tree):
490
tree.remove([self.path], force=True, keep_files=False)
494
# FIXME: TextConflict is about a single file-id, there never is a conflict_path
495
# attribute so we shouldn't inherit from PathConflict but simply from Conflict
626
self._resolve_with_cleanups(tree, 'THIS')
497
629
# TODO: There should be a base revid attribute to better inform the user about
498
630
# how the conflicts were generated.
499
class TextConflict(PathConflict):
631
class TextConflict(Conflict):
500
632
"""The merge algorithm could not resolve all differences encountered."""
506
638
format = 'Text conflict in %(path)s'
640
rformat = '%(class)s(%(path)r, %(file_id)r)'
508
642
def associated_filenames(self):
509
643
return [self.path + suffix for suffix in CONFLICT_SUFFIXES]
645
def _resolve(self, tt, winner_suffix):
646
"""Resolve the conflict by copying one of .THIS or .OTHER into file.
648
:param tt: The TreeTransform where the conflict is resolved.
649
:param winner_suffix: Either 'THIS' or 'OTHER'
651
The resolution is symmetric, when taking THIS, item.THIS is renamed
652
into item and vice-versa. This takes one of the files as a whole
653
ignoring every difference that could have been merged cleanly.
655
# To avoid useless copies, we switch item and item.winner_suffix, only
656
# item will exist after the conflict has been resolved anyway.
657
item_tid = tt.trans_id_file_id(self.file_id)
658
item_parent_tid = tt.get_tree_parent(item_tid)
659
winner_path = self.path + '.' + winner_suffix
660
winner_tid = tt.trans_id_tree_path(winner_path)
661
winner_parent_tid = tt.get_tree_parent(winner_tid)
662
# Switch the paths to preserve the content
663
tt.adjust_path(osutils.basename(self.path),
664
winner_parent_tid, winner_tid)
665
tt.adjust_path(osutils.basename(winner_path), item_parent_tid, item_tid)
666
# Associate the file_id to the right content
667
tt.unversion_file(item_tid)
668
tt.version_file(self.file_id, winner_tid)
671
def action_take_this(self, tree):
672
self._resolve_with_cleanups(tree, 'THIS')
674
def action_take_other(self, tree):
675
self._resolve_with_cleanups(tree, 'OTHER')
512
678
class HandledConflict(Conflict):
513
679
"""A path problem that has been provisionally resolved.
600
766
typestring = 'parent loop'
602
format = 'Conflict moving %(conflict_path)s into %(path)s. %(action)s.'
768
format = 'Conflict moving %(path)s into %(conflict_path)s. %(action)s.'
604
770
def action_take_this(self, tree):
605
771
# just acccept bzr proposal
608
774
def action_take_other(self, tree):
609
# FIXME: We shouldn't have to manipulate so many paths here (and there
610
# is probably a bug or two...)
611
base_path = osutils.basename(self.path)
612
conflict_base_path = osutils.basename(self.conflict_path)
613
775
tt = transform.TreeTransform(tree)
615
777
p_tid = tt.trans_id_file_id(self.file_id)
616
778
parent_tid = tt.get_tree_parent(p_tid)
617
779
cp_tid = tt.trans_id_file_id(self.conflict_file_id)
618
780
cparent_tid = tt.get_tree_parent(cp_tid)
619
tt.adjust_path(base_path, cparent_tid, cp_tid)
620
tt.adjust_path(conflict_base_path, parent_tid, p_tid)
781
tt.adjust_path(osutils.basename(self.path), cparent_tid, cp_tid)
782
tt.adjust_path(osutils.basename(self.conflict_path),