112
112
aliases = ['resolved']
113
113
takes_args = ['file*']
114
114
takes_options = [
115
116
option.Option('all', help='Resolve all conflicts in this tree.'),
116
117
ResolveActionOption(),
118
119
_see_also = ['conflicts']
119
def run(self, file_list=None, all=False, action=None):
120
def run(self, file_list=None, all=False, action=None, directory=None):
122
123
raise errors.BzrCommandError("If --all is specified,"
123
124
" no FILE may be provided")
124
tree = workingtree.WorkingTree.open_containing('.')[0]
125
if directory is None:
127
tree = workingtree.WorkingTree.open_containing(directory)[0]
125
128
if action is None:
128
tree, file_list = builtins.tree_files(file_list)
131
tree, file_list = workingtree.WorkingTree.open_containing_paths(
132
file_list, directory)
129
133
if file_list is None:
130
134
if action is None:
131
135
# FIXME: There is a special case here related to the option
408
420
:param tree: The tree passed as a parameter to the method.
410
meth = getattr(self, action, None)
422
meth = getattr(self, 'action_%s' % action, None)
412
424
raise NotImplementedError(self.__class__.__name__ + '.' + action)
427
def associated_filenames(self):
428
"""The names of the files generated to help resolve the conflict."""
429
raise NotImplementedError(self.associated_filenames)
415
431
def cleanup(self, tree):
416
raise NotImplementedError(self.cleanup)
432
for fname in self.associated_filenames():
434
osutils.delete_any(tree.abspath(fname))
436
if e.errno != errno.ENOENT:
418
def done(self, tree):
439
def action_done(self, tree):
419
440
"""Mark the conflict as solved once it has been handled."""
420
441
# This method does nothing but simplifies the design of upper levels.
423
def take_this(self, tree):
424
raise NotImplementedError(self.take_this)
426
def take_other(self, tree):
427
raise NotImplementedError(self.take_other)
444
def action_take_this(self, tree):
445
raise NotImplementedError(self.action_take_this)
447
def action_take_other(self, tree):
448
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)
430
457
class PathConflict(Conflict):
446
473
s.add('conflict_path', self.conflict_path)
449
def cleanup(self, tree):
476
def associated_filenames(self):
450
477
# No additional files have been generated here
453
def take_this(self, tree):
454
tree.rename_one(self.conflict_path, self.path)
456
def take_other(self, tree):
457
# just acccept bzr proposal
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(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
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)
555
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)
461
568
class ContentsConflict(PathConflict):
462
"""The files are of different types, or not present"""
569
"""The files are of different types (or both binary), or not present"""
468
575
format = 'Contents conflict in %(path)s'
470
def cleanup(self, tree):
471
for suffix in ('.BASE', '.OTHER'):
473
osutils.delete_any(tree.abspath(self.path + suffix))
475
if e.errno != errno.ENOENT:
478
# FIXME: I smell something weird here and it seems we should be able to be
479
# more coherent with some other conflict ? bzr *did* a choice there but
480
# neither take_this nor take_other reflect that... -- vila 091224
481
def take_this(self, tree):
482
tree.remove([self.path + '.OTHER'], force=True, keep_files=False)
484
def take_other(self, tree):
485
tree.remove([self.path], force=True, keep_files=False)
489
# FIXME: TextConflict is about a single file-id, there never is a conflict_path
490
# attribute so we shouldn't inherit from PathConflict but simply from Conflict
577
def associated_filenames(self):
578
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(self.path, parent_tid, this_tid)
606
def action_take_this(self, tree):
607
self._resolve_with_cleanups(tree, 'OTHER')
609
def action_take_other(self, tree):
610
self._resolve_with_cleanups(tree, 'THIS')
492
613
# TODO: There should be a base revid attribute to better inform the user about
493
614
# how the conflicts were generated.
494
class TextConflict(PathConflict):
615
class TextConflict(Conflict):
495
616
"""The merge algorithm could not resolve all differences encountered."""
600
718
typestring = 'parent loop'
602
format = 'Conflict moving %(conflict_path)s into %(path)s. %(action)s.'
720
format = 'Conflict moving %(path)s into %(conflict_path)s. %(action)s.'
604
def take_this(self, tree):
722
def action_take_this(self, tree):
605
723
# just acccept bzr proposal
608
def take_other(self, tree):
726
def action_take_other(self, tree):
609
727
# FIXME: We shouldn't have to manipulate so many paths here (and there
610
728
# is probably a bug or two...)
611
729
base_path = osutils.basename(self.path)
698
816
# FIXME: .OTHER should be used instead of .new when the conflict is created
700
def take_this(self, tree):
818
def action_take_this(self, tree):
701
819
# FIXME: we should preserve that path when the conflict is generated !
702
820
if self.path.endswith('.new'):
703
821
conflict_path = self.path[:-(len('.new'))]
704
822
tree.remove([self.path], force=True, keep_files=False)
705
823
tree.add(conflict_path)
707
raise NotImplementedError(self.take_this)
825
raise NotImplementedError(self.action_take_this)
709
def take_other(self, tree):
827
def action_take_other(self, tree):
710
828
# FIXME: we should preserve that path when the conflict is generated !
711
829
if self.path.endswith('.new'):
712
830
conflict_path = self.path[:-(len('.new'))]
713
831
tree.remove([conflict_path], force=True, keep_files=False)
714
832
tree.rename_one(self.path, conflict_path)
716
raise NotImplementedError(self.take_other)
834
raise NotImplementedError(self.action_take_other)