112
112
aliases = ['resolved']
113
113
takes_args = ['file*']
114
114
takes_options = [
116
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option.Option('all', help='Resolve all conflicts in this tree.'),
117
116
ResolveActionOption(),
119
118
_see_also = ['conflicts']
120
def run(self, file_list=None, all=False, action=None, directory=None):
119
def run(self, file_list=None, all=False, action=None):
123
122
raise errors.BzrCommandError("If --all is specified,"
124
123
" no FILE may be provided")
125
if directory is None:
127
tree = workingtree.WorkingTree.open_containing(directory)[0]
124
tree = workingtree.WorkingTree.open_containing('.')[0]
128
125
if action is None:
131
tree, file_list = workingtree.WorkingTree.open_containing_paths(
132
file_list, directory)
128
tree, file_list = builtins.tree_files(file_list)
133
129
if file_list is None:
134
130
if action is None:
135
131
# FIXME: There is a special case here related to the option
447
435
def action_take_other(self, tree):
448
436
raise NotImplementedError(self.action_take_other)
450
def _resolve_with_cleanups(self, tree, *args, **kwargs):
451
tt = transform.TreeTransform(tree)
452
op = cleanup.OperationWithCleanups(self._resolve)
453
op.add_cleanup(tt.finalize)
454
op.run_simple(tt, *args, **kwargs)
457
439
class PathConflict(Conflict):
458
440
"""A conflict was encountered merging file paths"""
477
459
# No additional files have been generated here
480
def _resolve(self, tt, file_id, path, winner):
481
"""Resolve the conflict.
483
:param tt: The TreeTransform where the conflict is resolved.
484
:param file_id: The retained file id.
485
:param path: The retained path.
486
:param winner: 'this' or 'other' indicates which side is the winner.
488
path_to_create = None
490
if self.path == '<deleted>':
491
return # Nothing to do
492
if self.conflict_path == '<deleted>':
493
path_to_create = self.path
494
revid = tt._tree.get_parent_ids()[0]
495
elif winner == 'other':
496
if self.conflict_path == '<deleted>':
497
return # Nothing to do
498
if self.path == '<deleted>':
499
path_to_create = self.conflict_path
500
# FIXME: If there are more than two parents we may need to
501
# iterate. Taking the last parent is the safer bet in the mean
502
# time. -- vila 20100309
503
revid = tt._tree.get_parent_ids()[-1]
506
raise AssertionError('bad winner: %r' % (winner,))
507
if path_to_create is not None:
508
tid = tt.trans_id_tree_path(path_to_create)
509
transform.create_from_tree(
510
tt, tt.trans_id_tree_path(path_to_create),
511
self._revision_tree(tt._tree, revid), file_id)
512
tt.version_file(file_id, tid)
514
# Adjust the path for the retained file id
515
tid = tt.trans_id_file_id(file_id)
516
parent_tid = tt.get_tree_parent(tid)
517
tt.adjust_path(osutils.basename(path), parent_tid, tid)
520
def _revision_tree(self, tree, revid):
521
return tree.branch.repository.revision_tree(revid)
523
def _infer_file_id(self, tree):
524
# Prior to bug #531967, file_id wasn't always set, there may still be
525
# conflict files in the wild so we need to cope with them
526
# Establish which path we should use to find back the file-id
528
for p in (self.path, self.conflict_path):
530
# special hard-coded path
533
possible_paths.append(p)
534
# Search the file-id in the parents with any path available
536
for revid in tree.get_parent_ids():
537
revtree = self._revision_tree(tree, revid)
538
for p in possible_paths:
539
file_id = revtree.path2id(p)
540
if file_id is not None:
541
return revtree, file_id
544
462
def action_take_this(self, tree):
545
if self.file_id is not None:
546
self._resolve_with_cleanups(tree, self.file_id, self.path,
549
# Prior to bug #531967 we need to find back the file_id and restore
550
# the content from there
551
revtree, file_id = self._infer_file_id(tree)
552
tree.revert([revtree.id2path(file_id)],
553
old_tree=revtree, backups=False)
463
tree.rename_one(self.conflict_path, self.path)
555
465
def action_take_other(self, tree):
556
if self.file_id is not None:
557
self._resolve_with_cleanups(tree, self.file_id,
561
# Prior to bug #531967 we need to find back the file_id and restore
562
# the content from there
563
revtree, file_id = self._infer_file_id(tree)
564
tree.revert([revtree.id2path(file_id)],
565
old_tree=revtree, backups=False)
466
# just acccept bzr proposal
568
470
class ContentsConflict(PathConflict):
569
"""The files are of different types (or both binary), or not present"""
471
"""The files are of different types, or not present"""
577
479
def associated_filenames(self):
578
480
return [self.path + suffix for suffix in ('.BASE', '.OTHER')]
580
def _resolve(self, tt, suffix_to_remove):
581
"""Resolve the conflict.
583
:param tt: The TreeTransform where the conflict is resolved.
584
:param suffix_to_remove: Either 'THIS' or 'OTHER'
586
The resolution is symmetric, when taking THIS, OTHER is deleted and
587
item.THIS is renamed into item and vice-versa.
590
# Delete 'item.THIS' or 'item.OTHER' depending on
593
tt.trans_id_tree_path(self.path + '.' + suffix_to_remove))
594
except errors.NoSuchFile:
595
# There are valid cases where 'item.suffix_to_remove' either
596
# never existed or was already deleted (including the case
597
# where the user deleted it)
599
# Rename 'item.suffix_to_remove' (note that if
600
# 'item.suffix_to_remove' has been deleted, this is a no-op)
601
this_tid = tt.trans_id_file_id(self.file_id)
602
parent_tid = tt.get_tree_parent(this_tid)
603
tt.adjust_path(osutils.basename(self.path), parent_tid, this_tid)
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...
606
486
def action_take_this(self, tree):
607
self._resolve_with_cleanups(tree, 'OTHER')
487
tree.remove([self.path + '.OTHER'], force=True, keep_files=False)
609
489
def action_take_other(self, tree):
610
self._resolve_with_cleanups(tree, 'THIS')
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
613
497
# TODO: There should be a base revid attribute to better inform the user about
614
498
# how the conflicts were generated.
615
class TextConflict(Conflict):
499
class TextConflict(PathConflict):
616
500
"""The merge algorithm could not resolve all differences encountered."""
622
506
format = 'Text conflict in %(path)s'
624
rformat = '%(class)s(%(path)r, %(file_id)r)'
626
508
def associated_filenames(self):
627
509
return [self.path + suffix for suffix in CONFLICT_SUFFIXES]
629
def _resolve(self, tt, winner_suffix):
630
"""Resolve the conflict by copying one of .THIS or .OTHER into file.
632
:param tt: The TreeTransform where the conflict is resolved.
633
:param winner_suffix: Either 'THIS' or 'OTHER'
635
The resolution is symmetric, when taking THIS, item.THIS is renamed
636
into item and vice-versa. This takes one of the files as a whole
637
ignoring every difference that could have been merged cleanly.
639
# To avoid useless copies, we switch item and item.winner_suffix, only
640
# item will exist after the conflict has been resolved anyway.
641
item_tid = tt.trans_id_file_id(self.file_id)
642
item_parent_tid = tt.get_tree_parent(item_tid)
643
winner_path = self.path + '.' + winner_suffix
644
winner_tid = tt.trans_id_tree_path(winner_path)
645
winner_parent_tid = tt.get_tree_parent(winner_tid)
646
# Switch the paths to preserve the content
647
tt.adjust_path(osutils.basename(self.path),
648
winner_parent_tid, winner_tid)
649
tt.adjust_path(osutils.basename(winner_path), item_parent_tid, item_tid)
650
# Associate the file_id to the right content
651
tt.unversion_file(item_tid)
652
tt.version_file(self.file_id, winner_tid)
655
def action_take_this(self, tree):
656
self._resolve_with_cleanups(tree, 'THIS')
658
def action_take_other(self, tree):
659
self._resolve_with_cleanups(tree, 'OTHER')
662
512
class HandledConflict(Conflict):
663
513
"""A path problem that has been provisionally resolved.
750
600
typestring = 'parent loop'
752
format = 'Conflict moving %(path)s into %(conflict_path)s. %(action)s.'
602
format = 'Conflict moving %(conflict_path)s into %(path)s. %(action)s.'
754
604
def action_take_this(self, tree):
755
605
# just acccept bzr proposal
758
608
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)
759
613
tt = transform.TreeTransform(tree)
761
615
p_tid = tt.trans_id_file_id(self.file_id)
762
616
parent_tid = tt.get_tree_parent(p_tid)
763
617
cp_tid = tt.trans_id_file_id(self.conflict_file_id)
764
618
cparent_tid = tt.get_tree_parent(cp_tid)
765
tt.adjust_path(osutils.basename(self.path), cparent_tid, cp_tid)
766
tt.adjust_path(osutils.basename(self.conflict_path),
619
tt.adjust_path(base_path, cparent_tid, cp_tid)
620
tt.adjust_path(conflict_base_path, parent_tid, p_tid)