220
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'direction': 'reverse',
222
218
'generate_tags': True,
223
'exclude_common_ancestry': False,
224
219
'_match_using_deltas': True,
228
223
def make_log_request_dict(direction='reverse', specific_fileids=None,
229
start_revision=None, end_revision=None, limit=None,
230
message_search=None, levels=1, generate_tags=True,
232
diff_type=None, _match_using_deltas=True,
233
exclude_common_ancestry=False,
224
start_revision=None, end_revision=None, limit=None,
225
message_search=None, levels=1, generate_tags=True, delta_type=None,
226
diff_type=None, _match_using_deltas=True):
235
227
"""Convenience function for making a logging request dictionary.
237
229
Using this function may make code slightly safer by ensuring
463
451
generate_merge_revisions = rqst.get('levels') != 1
464
452
delayed_graph_generation = not rqst.get('specific_fileids') and (
465
453
rqst.get('limit') or self.start_rev_id or self.end_rev_id)
466
view_revisions = _calc_view_revisions(
467
self.branch, self.start_rev_id, self.end_rev_id,
468
rqst.get('direction'),
469
generate_merge_revisions=generate_merge_revisions,
470
delayed_graph_generation=delayed_graph_generation,
471
exclude_common_ancestry=rqst.get('exclude_common_ancestry'))
454
view_revisions = _calc_view_revisions(self.branch, self.start_rev_id,
455
self.end_rev_id, rqst.get('direction'), generate_merge_revisions,
456
delayed_graph_generation=delayed_graph_generation)
473
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# Apply the other filters
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return make_log_rev_iterator(self.branch, view_revisions,
481
466
# Note that we always generate the merge revisions because
482
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# filter_revisions_touching_file_id() requires them ...
484
view_revisions = _calc_view_revisions(
485
self.branch, self.start_rev_id, self.end_rev_id,
486
rqst.get('direction'), generate_merge_revisions=True,
487
exclude_common_ancestry=rqst.get('exclude_common_ancestry'))
469
view_revisions = _calc_view_revisions(self.branch, self.start_rev_id,
470
self.end_rev_id, rqst.get('direction'), True)
488
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if not isinstance(view_revisions, list):
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view_revisions = list(view_revisions)
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view_revisions = _filter_revisions_touching_file_id(self.branch,
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480
def _calc_view_revisions(branch, start_rev_id, end_rev_id, direction,
498
generate_merge_revisions,
499
delayed_graph_generation=False,
500
exclude_common_ancestry=False,
481
generate_merge_revisions, delayed_graph_generation=False):
502
482
"""Calculate the revisions to view.
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:return: An iterator of (revision_id, dotted_revno, merge_depth) tuples OR
505
485
a list of the same tuples.
507
if (exclude_common_ancestry and start_rev_id == end_rev_id):
508
raise errors.BzrCommandError(
509
'--exclude-common-ancestry requires two different revisions')
510
if direction not in ('reverse', 'forward'):
511
raise ValueError('invalid direction %r' % direction)
512
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br_revno, br_rev_id = branch.last_revision_info()
513
488
if br_revno == 0:
516
if (end_rev_id and start_rev_id == end_rev_id
517
and (not generate_merge_revisions
518
or not _has_merges(branch, end_rev_id))):
519
# If a single revision is requested, check we can handle it
520
iter_revs = _generate_one_revision(branch, end_rev_id, br_rev_id,
522
elif not generate_merge_revisions:
523
# If we only want to see linear revisions, we can iterate ...
524
iter_revs = _generate_flat_revisions(branch, start_rev_id, end_rev_id,
526
if direction == 'forward':
527
iter_revs = reversed(iter_revs)
491
# If a single revision is requested, check we can handle it
492
generate_single_revision = (end_rev_id and start_rev_id == end_rev_id and
493
(not generate_merge_revisions or not _has_merges(branch, end_rev_id)))
494
if generate_single_revision:
495
return _generate_one_revision(branch, end_rev_id, br_rev_id, br_revno)
497
# If we only want to see linear revisions, we can iterate ...
498
if not generate_merge_revisions:
499
return _generate_flat_revisions(branch, start_rev_id, end_rev_id,
529
iter_revs = _generate_all_revisions(branch, start_rev_id, end_rev_id,
530
direction, delayed_graph_generation,
531
exclude_common_ancestry)
532
if direction == 'forward':
533
iter_revs = _rebase_merge_depth(reverse_by_depth(list(iter_revs)))
502
return _generate_all_revisions(branch, start_rev_id, end_rev_id,
503
direction, delayed_graph_generation)
537
506
def _generate_one_revision(branch, rev_id, br_rev_id, br_revno):
555
524
except _StartNotLinearAncestor:
556
525
raise errors.BzrCommandError('Start revision not found in'
557
526
' left-hand history of end revision.')
527
if direction == 'forward':
528
result = reversed(result)
561
532
def _generate_all_revisions(branch, start_rev_id, end_rev_id, direction,
562
delayed_graph_generation,
563
exclude_common_ancestry=False):
533
delayed_graph_generation):
564
534
# On large trees, generating the merge graph can take 30-60 seconds
565
535
# so we delay doing it until a merge is detected, incrementally
566
536
# returning initial (non-merge) revisions while we can.
568
# The above is only true for old formats (<= 0.92), for newer formats, a
569
# couple of seconds only should be needed to load the whole graph and the
570
# other graph operations needed are even faster than that -- vila 100201
571
537
initial_revisions = []
572
538
if delayed_graph_generation:
574
for rev_id, revno, depth in _linear_view_revisions(
575
branch, start_rev_id, end_rev_id):
540
for rev_id, revno, depth in \
541
_linear_view_revisions(branch, start_rev_id, end_rev_id):
576
542
if _has_merges(branch, rev_id):
577
# The end_rev_id can be nested down somewhere. We need an
578
# explicit ancestry check. There is an ambiguity here as we
579
# may not raise _StartNotLinearAncestor for a revision that
580
# is an ancestor but not a *linear* one. But since we have
581
# loaded the graph to do the check (or calculate a dotted
582
# revno), we may as well accept to show the log... We need
583
# the check only if start_rev_id is not None as all
584
# revisions have _mod_revision.NULL_REVISION as an ancestor
586
graph = branch.repository.get_graph()
587
if (start_rev_id is not None
588
and not graph.is_ancestor(start_rev_id, end_rev_id)):
589
raise _StartNotLinearAncestor()
590
# Since we collected the revisions so far, we need to
592
543
end_rev_id = rev_id
595
546
initial_revisions.append((rev_id, revno, depth))
597
548
# No merged revisions found
598
return initial_revisions
549
if direction == 'reverse':
550
return initial_revisions
551
elif direction == 'forward':
552
return reversed(initial_revisions)
554
raise ValueError('invalid direction %r' % direction)
599
555
except _StartNotLinearAncestor:
600
556
# A merge was never detected so the lower revision limit can't
601
557
# be nested down somewhere
602
558
raise errors.BzrCommandError('Start revision not found in'
603
559
' history of end revision.')
605
# We exit the loop above because we encounter a revision with merges, from
606
# this revision, we need to switch to _graph_view_revisions.
608
561
# A log including nested merges is required. If the direction is reverse,
609
562
# we rebase the initial merge depths so that the development line is
610
563
# shown naturally, i.e. just like it is for linear logging. We can easily
612
565
# indented at the end seems slightly nicer in that case.
613
566
view_revisions = chain(iter(initial_revisions),
614
567
_graph_view_revisions(branch, start_rev_id, end_rev_id,
615
rebase_initial_depths=(direction == 'reverse'),
616
exclude_common_ancestry=exclude_common_ancestry))
617
return view_revisions
568
rebase_initial_depths=direction == 'reverse'))
569
if direction == 'reverse':
570
return view_revisions
571
elif direction == 'forward':
572
# Forward means oldest first, adjusting for depth.
573
view_revisions = reverse_by_depth(list(view_revisions))
574
return _rebase_merge_depth(view_revisions)
576
raise ValueError('invalid direction %r' % direction)
620
579
def _has_merges(branch, rev_id):
689
645
revision is found?
690
646
:return: An iterator of (revision_id, dotted_revno, merge_depth) tuples.
692
if exclude_common_ancestry:
693
stop_rule = 'with-merges-without-common-ancestry'
695
stop_rule = 'with-merges'
696
648
view_revisions = branch.iter_merge_sorted_revisions(
697
649
start_revision_id=end_rev_id, stop_revision_id=start_rev_id,
650
stop_rule="with-merges")
699
651
if not rebase_initial_depths:
700
652
for (rev_id, merge_depth, revno, end_of_merge
701
653
) in view_revisions:
712
664
depth_adjustment = merge_depth
713
665
if depth_adjustment:
714
666
if merge_depth < depth_adjustment:
715
# From now on we reduce the depth adjustement, this can be
716
# surprising for users. The alternative requires two passes
717
# which breaks the fast display of the first revision
719
667
depth_adjustment = merge_depth
720
668
merge_depth -= depth_adjustment
721
669
yield rev_id, '.'.join(map(str, revno)), merge_depth
724
@deprecated_function(deprecated_in((2, 2, 0)))
725
672
def calculate_view_revisions(branch, start_revision, end_revision, direction,
726
673
specific_fileid, generate_merge_revisions):
727
674
"""Calculate the revisions to view.
729
676
:return: An iterator of (revision_id, dotted_revno, merge_depth) tuples OR
730
677
a list of the same tuples.
679
# This method is no longer called by the main code path.
680
# It is retained for API compatibility and may be deprecated
732
682
start_rev_id, end_rev_id = _get_revision_limits(branch, start_revision,
734
684
view_revisions = list(_calc_view_revisions(branch, start_rev_id, end_rev_id,
1213
@deprecated_function(deprecated_in((2, 2, 0)))
1214
1164
def get_view_revisions(mainline_revs, rev_nos, branch, direction,
1215
1165
include_merges=True):
1216
1166
"""Produce an iterator of revisions to show
1217
1167
:return: an iterator of (revision_id, revno, merge_depth)
1218
1168
(if there is no revno for a revision, None is supplied)
1170
# This method is no longer called by the main code path.
1171
# It is retained for API compatibility and may be deprecated
1172
# soon. IGC 20090127
1220
1173
if not include_merges:
1221
1174
revision_ids = mainline_revs[1:]
1222
1175
if direction == 'reverse':
1340
1293
preferred_levels = 0
1342
1295
def __init__(self, to_file, show_ids=False, show_timezone='original',
1343
delta_format=None, levels=None, show_advice=False,
1344
to_exact_file=None):
1296
delta_format=None, levels=None, show_advice=False,
1297
to_exact_file=None):
1345
1298
"""Create a LogFormatter.
1347
1300
:param to_file: the file to output to
1546
1498
to_file = self.to_file
1547
1499
to_file.write("%s%s\n" % (indent, ('\n' + indent).join(lines)))
1548
1500
if revision.delta is not None:
1549
# Use the standard status output to display changes
1550
from bzrlib.delta import report_delta
1551
report_delta(to_file, revision.delta, short_status=False,
1552
show_ids=self.show_ids, indent=indent)
1501
# We don't respect delta_format for compatibility
1502
revision.delta.show(to_file, self.show_ids, indent=indent,
1553
1504
if revision.diff is not None:
1554
1505
to_file.write(indent + 'diff:\n')
1555
1506
to_file.flush()
1618
1569
to_file.write(indent + offset + '%s\n' % (l,))
1620
1571
if revision.delta is not None:
1621
# Use the standard status output to display changes
1622
from bzrlib.delta import report_delta
1623
report_delta(to_file, revision.delta,
1624
short_status=self.delta_format==1,
1625
show_ids=self.show_ids, indent=indent + offset)
1572
revision.delta.show(to_file, self.show_ids, indent=indent + offset,
1573
short_status=self.delta_format==1)
1626
1574
if revision.diff is not None:
1627
1575
self.show_diff(self.to_exact_file, revision.diff, ' ')
1628
1576
to_file.write('\n')