← Back to branch summary

~bzr-pqm/bzr/bzr.dev

« back to all changes in this revision

Viewing changes to bzrlib/conflicts.py

  • Committer: Jelmer Vernooij
  • Date: 2011-06-16 11:58:04 UTC
  • mto: This revision was merged to the branch mainline in revision 5987.
  • Revision ID: jelmer@samba.org-20110616115804-7tnqon61emrbdoxm
Remove unused Tree._get_ancestors.

Show diffs side-by-side

added added

removed removed

Lines of Context:
bzrlib/conflicts.py
1
 
# Copyright (C) 2005, 2006, 2007, 2009, 2010 Canonical Ltd
 
1
# Copyright (C) 2005, 2006, 2007, 2009, 2010, 2011 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
24
24
import errno
25
25
 
26
26
from bzrlib import (
27
 
    builtins,
28
27
    cleanup,
29
 
    commands,
30
28
    errors,
31
29
    osutils,
32
30
    rio,
36
34
    )
37
35
""")
38
36
from bzrlib import (
 
37
    commands,
39
38
    option,
40
39
    registry,
41
40
    )
59
58
    Use bzr resolve when you have fixed a problem.
60
59
    """
61
60
    takes_options = [
 
61
            'directory',
62
62
            option.Option('text',
63
63
                          help='List paths of files with text conflicts.'),
64
64
        ]
65
65
    _see_also = ['resolve', 'conflict-types']
66
66
 
67
 
    def run(self, text=False):
68
 
        wt = workingtree.WorkingTree.open_containing(u'.')[0]
 
67
    def run(self, text=False, directory=u'.'):
 
68
        wt = workingtree.WorkingTree.open_containing(directory)[0]
69
69
        for conflict in wt.conflicts():
70
70
            if text:
71
71
                if conflict.typestring != 'text conflict':
72
72
                    continue
73
73
                self.outf.write(conflict.path + '\n')
74
74
            else:
75
 
                self.outf.write(str(conflict) + '\n')
 
75
                self.outf.write(unicode(conflict) + '\n')
76
76
 
77
77
 
78
78
resolve_action_registry = registry.Registry()
112
112
    aliases = ['resolved']
113
113
    takes_args = ['file*']
114
114
    takes_options = [
 
115
            'directory',
115
116
            option.Option('all', help='Resolve all conflicts in this tree.'),
116
117
            ResolveActionOption(),
117
118
            ]
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):
120
121
        if all:
121
122
            if file_list:
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:
 
126
                directory = u'.'
 
127
            tree = workingtree.WorkingTree.open_containing(directory)[0]
125
128
            if action is None:
126
129
                action = 'done'
127
130
        else:
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
144
148
                    trace.note('%d conflict(s) auto-resolved.', len(resolved))
145
149
                    trace.note('Remaining conflicts:')
146
150
                    for conflict in un_resolved:
147
 
                        trace.note(conflict)
 
151
                        trace.note(unicode(conflict))
148
152
                    return 1
149
153
                else:
150
154
                    trace.note('All conflicts resolved.')
155
159
                # conflict.auto(tree) --vila 091242
156
160
                pass
157
161
        else:
158
 
            resolve(tree, file_list, action=action)
 
162
            before, after = resolve(tree, file_list, action=action)
 
163
            trace.note('%d conflict(s) resolved, %d remaining'
 
164
                       % (before - after, after))
159
165
 
160
166
 
161
167
def resolve(tree, paths=None, ignore_misses=False, recursive=False,
174
180
    :param action: How the conflict should be resolved,
175
181
    """
176
182
    tree.lock_tree_write()
 
183
    nb_conflicts_after = None
177
184
    try:
178
185
        tree_conflicts = tree.conflicts()
 
186
        nb_conflicts_before = len(tree_conflicts)
179
187
        if paths is None:
180
188
            new_conflicts = ConflictList()
181
189
            to_process = tree_conflicts
189
197
            except NotImplementedError:
190
198
                new_conflicts.append(conflict)
191
199
        try:
 
200
            nb_conflicts_after = len(new_conflicts)
192
201
            tree.set_conflicts(new_conflicts)
193
202
        except errors.UnsupportedOperation:
194
203
            pass
195
204
    finally:
196
205
        tree.unlock()
 
206
    if nb_conflicts_after is None:
 
207
        nb_conflicts_after = nb_conflicts_before
 
208
    return nb_conflicts_before, nb_conflicts_after
197
209
 
198
210
 
199
211
def restore(filename):
279
291
    def to_strings(self):
280
292
        """Generate strings for the provided conflicts"""
281
293
        for conflict in self:
282
 
            yield str(conflict)
 
294
            yield unicode(conflict)
283
295
 
284
296
    def remove_files(self, tree):
285
297
        """Remove the THIS, BASE and OTHER files for listed conflicts"""
378
390
    def __ne__(self, other):
379
391
        return not self.__eq__(other)
380
392
 
381
 
    def __str__(self):
 
393
    def __unicode__(self):
382
394
        return self.format % self.__dict__
383
395
 
384
396
    def __repr__(self):
502
514
        # Adjust the path for the retained file id
503
515
        tid = tt.trans_id_file_id(file_id)
504
516
        parent_tid = tt.get_tree_parent(tid)
505
 
        tt.adjust_path(path, parent_tid, tid)
 
517
        tt.adjust_path(osutils.basename(path), parent_tid, tid)
506
518
        tt.apply()
507
519
 
508
520
    def _revision_tree(self, tree, revid):
588
600
        # 'item.suffix_to_remove' has been deleted, this is a no-op)
589
601
        this_tid = tt.trans_id_file_id(self.file_id)
590
602
        parent_tid = tt.get_tree_parent(this_tid)
591
 
        tt.adjust_path(self.path, parent_tid, this_tid)
 
603
        tt.adjust_path(osutils.basename(self.path), parent_tid, this_tid)
592
604
        tt.apply()
593
605
 
594
606
    def action_take_this(self, tree):
598
610
        self._resolve_with_cleanups(tree, 'THIS')
599
611
 
600
612
 
601
 
# FIXME: TextConflict is about a single file-id, there never is a conflict_path
602
 
# attribute so we shouldn't inherit from PathConflict but simply from Conflict
603
 
 
604
613
# TODO: There should be a base revid attribute to better inform the user about
605
614
# how the conflicts were generated.
606
 
class TextConflict(PathConflict):
 
615
class TextConflict(Conflict):
607
616
    """The merge algorithm could not resolve all differences encountered."""
608
617
 
609
618
    has_files = True
612
621
 
613
622
    format = 'Text conflict in %(path)s'
614
623
 
 
624
    rformat = '%(class)s(%(path)r, %(file_id)r)'
 
625
 
615
626
    def associated_filenames(self):
616
627
        return [self.path + suffix for suffix in CONFLICT_SUFFIXES]
617
628
 
 
629
    def _resolve(self, tt, winner_suffix):
 
630
        """Resolve the conflict by copying one of .THIS or .OTHER into file.
 
631
 
 
632
        :param tt: The TreeTransform where the conflict is resolved.
 
633
        :param winner_suffix: Either 'THIS' or 'OTHER'
 
634
 
 
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.
 
638
        """
 
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)
 
653
        tt.apply()
 
654
 
 
655
    def action_take_this(self, tree):
 
656
        self._resolve_with_cleanups(tree, 'THIS')
 
657
 
 
658
    def action_take_other(self, tree):
 
659
        self._resolve_with_cleanups(tree, 'OTHER')
 
660
 
618
661
 
619
662
class HandledConflict(Conflict):
620
663
    """A path problem that has been provisionally resolved.
713
756
        pass
714
757
 
715
758
    def action_take_other(self, tree):
716
 
        # FIXME: We shouldn't have to manipulate so many paths here (and there
717
 
        # is probably a bug or two...)
718
 
        base_path = osutils.basename(self.path)
719
 
        conflict_base_path = osutils.basename(self.conflict_path)
720
759
        tt = transform.TreeTransform(tree)
721
760
        try:
722
761
            p_tid = tt.trans_id_file_id(self.file_id)
723
762
            parent_tid = tt.get_tree_parent(p_tid)
724
763
            cp_tid = tt.trans_id_file_id(self.conflict_file_id)
725
764
            cparent_tid = tt.get_tree_parent(cp_tid)
726
 
            tt.adjust_path(base_path, cparent_tid, cp_tid)
727
 
            tt.adjust_path(conflict_base_path, parent_tid, p_tid)
 
765
            tt.adjust_path(osutils.basename(self.path), cparent_tid, cp_tid)
 
766
            tt.adjust_path(osutils.basename(self.conflict_path),
 
767
                           parent_tid, p_tid)
728
768
            tt.apply()
729
769
        finally:
730
770
            tt.finalize()