224
213
return self._parents == other._parents \
225
214
and self._weave == other._weave \
226
215
and self._sha1s == other._sha1s
228
218
def __ne__(self, other):
229
219
return not self.__eq__(other)
231
@deprecated_method(zero_eight)
232
def idx_to_name(self, index):
233
"""Old public interface, the public interface is all names now."""
236
def _idx_to_name(self, version):
237
return self._names[version]
239
@deprecated_method(zero_eight)
222
def maybe_lookup(self, name_or_index):
223
"""Convert possible symbolic name to index, or pass through indexes."""
224
if isinstance(name_or_index, (int, long)):
227
return self.lookup(name_or_index)
240
230
def lookup(self, name):
241
"""Backwards compatibility thunk:
243
Return name, as name is valid in the api now, and spew deprecation
248
def _lookup(self, name):
249
231
"""Convert symbolic version name to index."""
250
self.check_not_reserved_id(name)
252
233
return self._name_map[name]
254
raise RevisionNotPresent(name, self._weave_name)
256
@deprecated_method(zero_eight)
257
def iter_names(self):
258
"""Deprecated convenience function, please see VersionedFile.names()."""
259
return iter(self.names())
261
@deprecated_method(zero_eight)
263
"""See Weave.versions for the current api."""
264
return self.versions()
267
"""See VersionedFile.versions."""
268
return self._names[:]
270
def has_version(self, version_id):
271
"""See VersionedFile.has_version."""
272
return (version_id in self._name_map)
274
__contains__ = has_version
276
def get_delta(self, version_id):
277
"""See VersionedFile.get_delta."""
278
return self.get_deltas([version_id])[version_id]
280
def get_deltas(self, version_ids):
281
"""See VersionedFile.get_deltas."""
282
version_ids = self.get_ancestry(version_ids)
283
for version_id in version_ids:
284
if not self.has_version(version_id):
285
raise RevisionNotPresent(version_id, self)
286
# try extracting all versions; parallel extraction is used
287
nv = self.num_versions()
293
last_parent_lines = {}
295
parent_inclusions = {}
300
# its simplest to generate a full set of prepared variables.
302
name = self._names[i]
303
sha1s[name] = self.get_sha1(name)
304
parents_list = self.get_parents(name)
306
parent = parents_list[0]
307
parents[name] = parent
308
parent_inclusions[name] = inclusions[parent]
311
parent_inclusions[name] = set()
312
# we want to emit start, finish, replacement_length, replacement_lines tuples.
313
diff_hunks[name] = []
314
current_hunks[name] = [0, 0, 0, []] # #start, finish, repl_length, repl_tuples
315
parent_linenums[name] = 0
317
parent_noeols[name] = False
318
last_parent_lines[name] = None
319
new_inc = set([name])
320
for p in self._parents[i]:
321
new_inc.update(inclusions[self._idx_to_name(p)])
322
# debug only, known good so far.
323
#assert set(new_inc) == set(self.get_ancestry(name)), \
324
# 'failed %s != %s' % (set(new_inc), set(self.get_ancestry(name)))
325
inclusions[name] = new_inc
327
nlines = len(self._weave)
329
for lineno, inserted, deletes, line in self._walk_internal():
330
# a line is active in a version if:
331
# insert is in the versions inclusions
333
# deleteset & the versions inclusions is an empty set.
334
# so - if we have a included by mapping - version is included by
335
# children, we get a list of children to examine for deletes affect
336
# ing them, which is less than the entire set of children.
337
for version_id in version_ids:
338
# The active inclusion must be an ancestor,
339
# and no ancestors must have deleted this line,
340
# because we don't support resurrection.
341
parent_inclusion = parent_inclusions[version_id]
342
inclusion = inclusions[version_id]
343
parent_active = inserted in parent_inclusion and not (deletes & parent_inclusion)
344
version_active = inserted in inclusion and not (deletes & inclusion)
345
if not parent_active and not version_active:
346
# unrelated line of ancestry
348
elif parent_active and version_active:
350
parent_linenum = parent_linenums[version_id]
351
if current_hunks[version_id] != [parent_linenum, parent_linenum, 0, []]:
352
diff_hunks[version_id].append(tuple(current_hunks[version_id]))
354
current_hunks[version_id] = [parent_linenum, parent_linenum, 0, []]
355
parent_linenums[version_id] = parent_linenum
358
noeols[version_id] = True
361
elif parent_active and not version_active:
363
current_hunks[version_id][1] += 1
364
parent_linenums[version_id] += 1
365
last_parent_lines[version_id] = line
366
elif not parent_active and version_active:
368
# noeol only occurs at the end of a file because we
369
# diff linewise. We want to show noeol changes as a
370
# empty diff unless the actual eol-less content changed.
373
if last_parent_lines[version_id][-1] != '\n':
374
parent_noeols[version_id] = True
375
except (TypeError, IndexError):
378
if theline[-1] != '\n':
379
noeols[version_id] = True
383
parent_should_go = False
385
if parent_noeols[version_id] == noeols[version_id]:
386
# no noeol toggle, so trust the weaves statement
387
# that this line is changed.
389
if parent_noeols[version_id]:
390
theline = theline + '\n'
391
elif parent_noeols[version_id]:
392
# parent has no eol, we do:
393
# our line is new, report as such..
395
elif noeols[version_id]:
396
# append a eol so that it looks like
398
theline = theline + '\n'
399
if parents[version_id] is not None:
400
#if last_parent_lines[version_id] is not None:
401
parent_should_go = True
402
if last_parent_lines[version_id] != theline:
405
#parent_should_go = False
407
current_hunks[version_id][2] += 1
408
current_hunks[version_id][3].append((inserted, theline))
410
# last hunk last parent line is not eaten
411
current_hunks[version_id][1] -= 1
412
if current_hunks[version_id][1] < 0:
413
current_hunks[version_id][1] = 0
414
# import pdb;pdb.set_trace()
415
# assert current_hunks[version_id][1] >= 0
419
version = self._idx_to_name(i)
420
if current_hunks[version] != [0, 0, 0, []]:
421
diff_hunks[version].append(tuple(current_hunks[version]))
423
for version_id in version_ids:
424
result[version_id] = (
428
diff_hunks[version_id],
432
def get_parents(self, version_id):
433
"""See VersionedFile.get_parent."""
434
return map(self._idx_to_name, self._parents[self._lookup(version_id)])
235
raise WeaveError("name %r not present in weave %r" %
236
(name, self._weave_name))
239
def idx_to_name(self, version):
240
return self._names[version]
436
243
def _check_repeated_add(self, name, parents, text, sha1):
437
244
"""Check that a duplicated add is OK.
439
246
If it is, return the (old) index; otherwise raise an exception.
441
idx = self._lookup(name)
442
if sorted(self._parents[idx]) != sorted(parents) \
443
or sha1 != self._sha1s[idx]:
444
raise RevisionAlreadyPresent(name, self._weave_name)
248
idx = self.lookup(name)
249
if sorted(self._parents[idx]) != sorted(parents):
250
raise WeaveError("name \"%s\" already present in weave "
251
"with different parents" % name)
252
if sha1 != self._sha1s[idx]:
253
raise WeaveError("name \"%s\" already present in weave "
254
"with different text" % name)
447
@deprecated_method(zero_eight)
448
def add_identical(self, old_rev_id, new_rev_id, parents):
449
"""Please use Weave.clone_text now."""
450
return self.clone_text(new_rev_id, old_rev_id, parents)
452
def _add_lines(self, version_id, parents, lines, parent_texts):
453
"""See VersionedFile.add_lines."""
454
return self._add(version_id, lines, map(self._lookup, parents))
456
@deprecated_method(zero_eight)
457
259
def add(self, name, parents, text, sha1=None):
458
"""See VersionedFile.add_lines for the non deprecated api."""
459
return self._add(name, text, map(self._maybe_lookup, parents), sha1)
461
def _add(self, version_id, lines, parents, sha1=None):
462
260
"""Add a single text on top of the weave.
464
262
Returns the index number of the newly added version.
467
265
Symbolic name for this version.
468
266
(Typically the revision-id of the revision that added it.)
471
269
List or set of direct parent version numbers.
474
272
Sequence of lines to be added in the new version.
274
sha -- SHA-1 of the file, if known. This is trusted to be
477
assert isinstance(version_id, basestring)
478
self._check_lines_not_unicode(lines)
479
self._check_lines_are_lines(lines)
481
sha1 = sha_strings(lines)
482
if version_id in self._name_map:
483
return self._check_repeated_add(version_id, parents, lines, sha1)
278
assert isinstance(name, basestring)
280
sha1 = sha_strings(text)
281
if name in self._name_map:
282
return self._check_repeated_add(name, parents, text, sha1)
284
parents = map(self.maybe_lookup, parents)
485
285
self._check_versions(parents)
486
## self._check_lines(lines)
286
## self._check_lines(text)
487
287
new_version = len(self._parents)
489
290
# if we abort after here the (in-memory) weave will be corrupt because only
490
291
# some fields are updated
491
# XXX: FIXME implement a succeed-or-fail of the rest of this routine.
492
# - Robert Collins 20060226
493
292
self._parents.append(parents[:])
494
293
self._sha1s.append(sha1)
495
self._names.append(version_id)
496
self._name_map[version_id] = new_version
294
self._names.append(name)
295
self._name_map[name] = new_version
835
assert l.__class__ in (str, unicode)
538
assert isinstance(l, basestring)
836
539
if isactive is None:
837
540
isactive = (not dset) and istack and (istack[-1] in included)
839
542
result.append((istack[-1], lineno, l))
842
raise WeaveFormatError("unclosed insertion blocks "
843
"at end of weave: %s" % istack)
546
raise WFE("unclosed insertion blocks at end of weave",
845
raise WeaveFormatError("unclosed deletion blocks at end of weave: %s"
549
raise WFE("unclosed deletion blocks at end of weave",
849
@deprecated_method(zero_eight)
850
556
def get_iter(self, name_or_index):
851
"""Deprecated, please do not use. Lookups are not not needed.
853
Please use get_lines now.
855
return iter(self.get_lines(self._maybe_lookup(name_or_index)))
857
@deprecated_method(zero_eight)
858
def maybe_lookup(self, name_or_index):
859
"""Deprecated, please do not use. Lookups are not not needed."""
860
return self._maybe_lookup(name_or_index)
862
def _maybe_lookup(self, name_or_index):
863
"""Convert possible symbolic name to index, or pass through indexes.
867
if isinstance(name_or_index, (int, long)):
870
return self._lookup(name_or_index)
872
@deprecated_method(zero_eight)
873
def get(self, version_id):
874
"""Please use either Weave.get_text or Weave.get_lines as desired."""
875
return self.get_lines(version_id)
877
def get_lines(self, version_id):
878
"""See VersionedFile.get_lines()."""
879
int_index = self._maybe_lookup(version_id)
880
result = [line for (origin, lineno, line) in self._extract([int_index])]
881
expected_sha1 = self._sha1s[int_index]
882
measured_sha1 = sha_strings(result)
883
if measured_sha1 != expected_sha1:
884
raise errors.WeaveInvalidChecksum(
885
'file %s, revision %s, expected: %s, measured %s'
886
% (self._weave_name, version_id,
887
expected_sha1, measured_sha1))
890
def get_sha1(self, version_id):
891
"""See VersionedFile.get_sha1()."""
892
return self._sha1s[self._lookup(version_id)]
894
@deprecated_method(zero_eight)
557
"""Yield lines for the specified version."""
558
incls = [self.maybe_lookup(name_or_index)]
559
for origin, lineno, line in self._extract(incls):
563
def get_text(self, version):
564
assert isinstance(version, int)
566
s.writelines(self.get_iter(version))
570
def get(self, name_or_index):
571
return list(self.get_iter(name_or_index))
574
def mash_iter(self, included):
575
"""Return composed version of multiple included versions."""
576
included = map(self.maybe_lookup, included)
577
for origin, lineno, text in self._extract(included):
581
def dump(self, to_file):
582
from pprint import pprint
583
print >>to_file, "Weave._weave = ",
584
pprint(self._weave, to_file)
585
print >>to_file, "Weave._parents = ",
586
pprint(self._parents, to_file)
895
590
def numversions(self):
896
"""How many versions are in this weave?
898
Deprecated in favour of num_versions.
900
return self.num_versions()
902
def num_versions(self):
903
"""How many versions are in this weave?"""
904
591
l = len(self._parents)
905
592
assert l == len(self._sha1s)
908
__len__ = num_versions
597
return self.numversions()
910
600
def check(self, progress_bar=None):
911
# TODO evaluate performance hit of using string sets in this routine.
912
# TODO: check no circular inclusions
913
# TODO: create a nested progress bar
914
for version in range(self.num_versions()):
601
# check no circular inclusions
602
for version in range(self.numversions()):
915
603
inclusions = list(self._parents[version])
917
605
inclusions.sort()
919
607
raise WeaveFormatError("invalid included version %d for index %d"
920
608
% (inclusions[-1], version))
922
# try extracting all versions; parallel extraction is used
923
nv = self.num_versions()
928
# For creating the ancestry, IntSet is much faster (3.7s vs 0.17s)
929
# The problem is that set membership is much more expensive
930
name = self._idx_to_name(i)
931
sha1s[name] = sha.new()
933
new_inc = set([name])
934
for p in self._parents[i]:
935
new_inc.update(inclusions[self._idx_to_name(p)])
937
assert set(new_inc) == set(self.get_ancestry(name)), \
938
'failed %s != %s' % (set(new_inc), set(self.get_ancestry(name)))
939
inclusions[name] = new_inc
941
nlines = len(self._weave)
943
update_text = 'checking weave'
945
short_name = os.path.basename(self._weave_name)
946
update_text = 'checking %s' % (short_name,)
947
update_text = update_text[:25]
949
for lineno, insert, deleteset, line in self._walk_internal():
610
# try extracting all versions; this is a bit slow and parallel
611
# extraction could be used
612
nv = self.numversions()
613
for version in range(nv):
951
progress_bar.update(update_text, lineno, nlines)
953
for name, name_inclusions in inclusions.items():
954
# The active inclusion must be an ancestor,
955
# and no ancestors must have deleted this line,
956
# because we don't support resurrection.
957
if (insert in name_inclusions) and not (deleteset & name_inclusions):
958
sha1s[name].update(line)
961
version = self._idx_to_name(i)
962
hd = sha1s[version].hexdigest()
963
expected = self._sha1s[i]
615
progress_bar.update('checking text', version, nv)
617
for l in self.get_iter(version):
620
expected = self._sha1s[version]
964
621
if hd != expected:
965
raise errors.WeaveInvalidChecksum(
966
"mismatched sha1 for version %s: "
967
"got %s, expected %s"
968
% (version, hd, expected))
622
raise WeaveError("mismatched sha1 for version %d; "
623
"got %s, expected %s"
624
% (version, hd, expected))
970
626
# TODO: check insertions are properly nested, that there are
971
627
# no lines outside of insertion blocks, that deletions are
972
628
# properly paired, etc.
974
def _join(self, other, pb, msg, version_ids, ignore_missing):
975
"""Worker routine for join()."""
976
if not other.versions():
977
return # nothing to update, easy
980
# versions is never none, InterWeave checks this.
983
# two loops so that we do not change ourselves before verifying it
985
# work through in index order to make sure we get all dependencies
988
# get the selected versions only that are in other.versions.
989
version_ids = set(other.versions()).intersection(set(version_ids))
990
# pull in the referenced graph.
991
version_ids = other.get_ancestry(version_ids)
992
pending_graph = [(version, other.get_parents(version)) for
993
version in version_ids]
994
for name in topo_sort(pending_graph):
995
other_idx = other._name_map[name]
996
# returns True if we have it, False if we need it.
997
if not self._check_version_consistent(other, other_idx, name):
998
names_to_join.append((other_idx, name))
1007
for other_idx, name in names_to_join:
1008
# TODO: If all the parents of the other version are already
1009
# present then we can avoid some work by just taking the delta
1010
# and adjusting the offsets.
1011
new_parents = self._imported_parents(other, other_idx)
1012
sha1 = other._sha1s[other_idx]
1017
pb.update(msg, merged, len(names_to_join))
1019
lines = other.get_lines(other_idx)
1020
self._add(name, lines, new_parents, sha1)
1022
mutter("merged = %d, processed = %d, file_id=%s; deltat=%d"%(
1023
merged, processed, self._weave_name, time.time()-time0))
1025
def _imported_parents(self, other, other_idx):
1026
"""Return list of parents in self corresponding to indexes in other."""
1028
for parent_idx in other._parents[other_idx]:
1029
parent_name = other._names[parent_idx]
1030
if parent_name not in self._name_map:
1031
# should not be possible
1032
raise WeaveError("missing parent {%s} of {%s} in %r"
1033
% (parent_name, other._name_map[other_idx], self))
1034
new_parents.append(self._name_map[parent_name])
1037
def _check_version_consistent(self, other, other_idx, name):
1038
"""Check if a version in consistent in this and other.
1040
To be consistent it must have:
1043
* the same direct parents (by name, not index, and disregarding
1046
If present & correct return True;
1047
if not present in self return False;
1048
if inconsistent raise error."""
1049
this_idx = self._name_map.get(name, -1)
1051
if self._sha1s[this_idx] != other._sha1s[other_idx]:
1052
raise errors.WeaveTextDiffers(name, self, other)
1053
self_parents = self._parents[this_idx]
1054
other_parents = other._parents[other_idx]
1055
n1 = set([self._names[i] for i in self_parents])
1056
n2 = set([other._names[i] for i in other_parents])
1057
if not self._compatible_parents(n1, n2):
1058
raise WeaveParentMismatch("inconsistent parents "
1059
"for version {%s}: %s vs %s" % (name, n1, n2))
1065
@deprecated_method(zero_eight)
1066
def reweave(self, other, pb=None, msg=None):
1067
"""reweave has been superseded by plain use of join."""
1068
return self.join(other, pb, msg)
1070
def _reweave(self, other, pb, msg):
1071
"""Reweave self with other - internal helper for join().
1073
:param other: The other weave to merge
1074
:param pb: An optional progress bar, indicating how far done we are
1075
:param msg: An optional message for the progress
1077
new_weave = _reweave(self, other, pb=pb, msg=msg)
1078
self._copy_weave_content(new_weave)
1080
def _copy_weave_content(self, otherweave):
1081
"""adsorb the content from otherweave."""
1082
for attr in self.__slots__:
1083
if attr != '_weave_name':
1084
setattr(self, attr, copy(getattr(otherweave, attr)))
1087
class WeaveFile(Weave):
1088
"""A WeaveFile represents a Weave on disk and writes on change."""
1090
WEAVE_SUFFIX = '.weave'
1092
def __init__(self, name, transport, filemode=None, create=False, access_mode='w'):
1093
"""Create a WeaveFile.
1095
:param create: If not True, only open an existing knit.
1097
super(WeaveFile, self).__init__(name, access_mode)
1098
self._transport = transport
1099
self._filemode = filemode
1101
_read_weave_v5(self._transport.get(name + WeaveFile.WEAVE_SUFFIX), self)
1102
except errors.NoSuchFile:
1108
def _add_lines(self, version_id, parents, lines, parent_texts):
1109
"""Add a version and save the weave."""
1110
self.check_not_reserved_id(version_id)
1111
result = super(WeaveFile, self)._add_lines(version_id, parents, lines,
1116
def _clone_text(self, new_version_id, old_version_id, parents):
1117
"""See VersionedFile.clone_text."""
1118
super(WeaveFile, self)._clone_text(new_version_id, old_version_id, parents)
1121
def copy_to(self, name, transport):
1122
"""See VersionedFile.copy_to()."""
1123
# as we are all in memory always, just serialise to the new place.
1125
write_weave_v5(self, sio)
1127
transport.put_file(name + WeaveFile.WEAVE_SUFFIX, sio, self._filemode)
1129
def create_empty(self, name, transport, filemode=None):
1130
return WeaveFile(name, transport, filemode, create=True)
1133
"""Save the weave."""
1134
self._check_write_ok()
1136
write_weave_v5(self, sio)
1138
self._transport.put_file(self._weave_name + WeaveFile.WEAVE_SUFFIX,
1144
"""See VersionedFile.get_suffixes()."""
1145
return [WeaveFile.WEAVE_SUFFIX]
1147
def join(self, other, pb=None, msg=None, version_ids=None,
1148
ignore_missing=False):
1149
"""Join other into self and save."""
1150
super(WeaveFile, self).join(other, pb, msg, version_ids, ignore_missing)
1154
@deprecated_function(zero_eight)
1155
def reweave(wa, wb, pb=None, msg=None):
1156
"""reweaving is deprecation, please just use weave.join()."""
1157
_reweave(wa, wb, pb, msg)
1159
def _reweave(wa, wb, pb=None, msg=None):
1160
"""Combine two weaves and return the result.
1162
This works even if a revision R has different parents in
1163
wa and wb. In the resulting weave all the parents are given.
1165
This is done by just building up a new weave, maintaining ordering
1166
of the versions in the two inputs. More efficient approaches
1167
might be possible but it should only be necessary to do
1168
this operation rarely, when a new previously ghost version is
1171
:param pb: An optional progress bar, indicating how far done we are
1172
:param msg: An optional message for the progress
1176
queue_a = range(wa.num_versions())
1177
queue_b = range(wb.num_versions())
1178
# first determine combined parents of all versions
1179
# map from version name -> all parent names
1180
combined_parents = _reweave_parent_graphs(wa, wb)
1181
mutter("combined parents: %r", combined_parents)
1182
order = topo_sort(combined_parents.iteritems())
1183
mutter("order to reweave: %r", order)
1188
for idx, name in enumerate(order):
1190
pb.update(msg, idx, len(order))
1191
if name in wa._name_map:
1192
lines = wa.get_lines(name)
1193
if name in wb._name_map:
1194
lines_b = wb.get_lines(name)
1195
if lines != lines_b:
1196
mutter('Weaves differ on content. rev_id {%s}', name)
1197
mutter('weaves: %s, %s', wa._weave_name, wb._weave_name)
1199
lines = list(difflib.unified_diff(lines, lines_b,
1200
wa._weave_name, wb._weave_name))
1201
mutter('lines:\n%s', ''.join(lines))
1202
raise errors.WeaveTextDiffers(name, wa, wb)
1204
lines = wb.get_lines(name)
1205
wr._add(name, lines, [wr._lookup(i) for i in combined_parents[name]])
1208
def _reweave_parent_graphs(wa, wb):
1209
"""Return combined parent ancestry for two weaves.
1211
Returned as a list of (version_name, set(parent_names))"""
1213
for weave in [wa, wb]:
1214
for idx, name in enumerate(weave._names):
1215
p = combined.setdefault(name, set())
1216
p.update(map(weave._idx_to_name, weave._parents[idx]))
632
def merge(self, merge_versions):
633
"""Automerge and mark conflicts between versions.
635
This returns a sequence, each entry describing alternatives
636
for a chunk of the file. Each of the alternatives is given as
639
If there is a chunk of the file where there's no diagreement,
640
only one alternative is given.
643
# approach: find the included versions common to all the
645
raise NotImplementedError()
649
def _delta(self, included, lines):
650
"""Return changes from basis to new revision.
652
The old text for comparison is the union of included revisions.
654
This is used in inserting a new text.
656
Delta is returned as a sequence of
657
(weave1, weave2, newlines).
659
This indicates that weave1:weave2 of the old weave should be
660
replaced by the sequence of lines in newlines. Note that
661
these line numbers are positions in the total weave and don't
662
correspond to the lines in any extracted version, or even the
663
extracted union of included versions.
665
If line1=line2, this is a pure insert; if newlines=[] this is a
666
pure delete. (Similar to difflib.)
671
def plan_merge(self, ver_a, ver_b):
672
"""Return pseudo-annotation indicating how the two versions merge.
674
This is computed between versions a and b and their common
677
Weave lines present in none of them are skipped entirely.
679
inc_a = self.inclusions([ver_a])
680
inc_b = self.inclusions([ver_b])
681
inc_c = inc_a & inc_b
683
for lineno, insert, deleteset, line in self._walk():
684
if deleteset & inc_c:
685
# killed in parent; can't be in either a or b
686
# not relevant to our work
687
yield 'killed-base', line
688
elif insert in inc_c:
689
# was inserted in base
690
killed_a = bool(deleteset & inc_a)
691
killed_b = bool(deleteset & inc_b)
692
if killed_a and killed_b:
693
yield 'killed-both', line
695
yield 'killed-a', line
697
yield 'killed-b', line
699
yield 'unchanged', line
700
elif insert in inc_a:
701
if deleteset & inc_a:
702
yield 'ghost-a', line
706
elif insert in inc_b:
707
if deleteset & inc_b:
708
yield 'ghost-b', line
712
# not in either revision
713
yield 'irrelevant', line
715
yield 'unchanged', '' # terminator
719
def weave_merge(self, plan):
724
for state, line in plan:
725
if state == 'unchanged' or state == 'killed-both':
726
# resync and flush queued conflicts changes if any
727
if not lines_a and not lines_b:
729
elif ch_a and not ch_b:
731
for l in lines_a: yield l
732
elif ch_b and not ch_a:
733
for l in lines_b: yield l
734
elif lines_a == lines_b:
735
for l in lines_a: yield l
738
for l in lines_a: yield l
740
for l in lines_b: yield l
747
if state == 'unchanged':
750
elif state == 'killed-a':
753
elif state == 'killed-b':
756
elif state == 'new-a':
759
elif state == 'new-b':
763
assert state in ('irrelevant', 'ghost-a', 'ghost-b', 'killed-base',
1220
773
def weave_toc(w):
1401
958
print ' '.join(map(str, w._parents[int(argv[3])]))
1403
960
elif cmd == 'plan-merge':
1404
# replaced by 'bzr weave-plan-merge'
1406
962
for state, line in w.plan_merge(int(argv[3]), int(argv[4])):
1408
964
print '%14s | %s' % (state, line),
1409
966
elif cmd == 'merge':
1410
# replaced by 'bzr weave-merge-text'
1412
968
p = w.plan_merge(int(argv[3]), int(argv[4]))
1413
969
sys.stdout.writelines(w.weave_merge(p))
971
elif cmd == 'mash-merge':
977
v1, v2 = map(int, argv[3:5])
979
basis = w.inclusions([v1]).intersection(w.inclusions([v2]))
981
base_lines = list(w.mash_iter(basis))
982
a_lines = list(w.get(v1))
983
b_lines = list(w.get(v2))
985
from bzrlib.merge3 import Merge3
986
m3 = Merge3(base_lines, a_lines, b_lines)
988
name_a = 'version %d' % v1
989
name_b = 'version %d' % v2
990
sys.stdout.writelines(m3.merge_lines(name_a=name_a, name_b=name_b))
1415
992
raise ValueError('unknown command %r' % cmd)
996
def profile_main(argv):
997
import tempfile, hotshot, hotshot.stats
999
prof_f = tempfile.NamedTemporaryFile()
1001
prof = hotshot.Profile(prof_f.name)
1003
ret = prof.runcall(main, argv)
1006
stats = hotshot.stats.load(prof_f.name)
1008
stats.sort_stats('cumulative')
1009
## XXX: Might like to write to stderr or the trace file instead but
1010
## print_stats seems hardcoded to stdout
1011
stats.print_stats(20)
1418
1016
if __name__ == '__main__':
1420
sys.exit(main(sys.argv))
1423
class InterWeave(InterVersionedFile):
1424
"""Optimised code paths for weave to weave operations."""
1426
_matching_file_from_factory = staticmethod(WeaveFile)
1427
_matching_file_to_factory = staticmethod(WeaveFile)
1430
def is_compatible(source, target):
1431
"""Be compatible with weaves."""
1433
return (isinstance(source, Weave) and
1434
isinstance(target, Weave))
1435
except AttributeError:
1438
def join(self, pb=None, msg=None, version_ids=None, ignore_missing=False):
1439
"""See InterVersionedFile.join."""
1440
version_ids = self._get_source_version_ids(version_ids, ignore_missing)
1441
if self.target.versions() == [] and version_ids is None:
1442
self.target._copy_weave_content(self.source)
1445
self.target._join(self.source, pb, msg, version_ids, ignore_missing)
1446
except errors.WeaveParentMismatch:
1447
self.target._reweave(self.source, pb, msg)
1450
InterVersionedFile.register_optimiser(InterWeave)
1018
if '--profile' in sys.argv:
1020
args.remove('--profile')
1021
sys.exit(profile_main(args))
1023
sys.exit(main(sys.argv))