143
145
oldtmpf.close() # and delete
147
@deprecated_function(zero_eight)
148
def show_diff(b, from_spec, specific_files, external_diff_options=None,
149
revision2=None, output=None, b2=None):
150
"""Shortcut for showing the diff to the working tree.
152
Please use show_diff_trees instead.
158
None for 'basis tree', or otherwise the old revision to compare against.
160
The more general form is show_diff_trees(), where the caller
161
supplies any two trees.
167
if from_spec is None:
168
old_tree = b.bzrdir.open_workingtree()
170
old_tree = old_tree = old_tree.basis_tree()
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old_tree = b.repository.revision_tree(from_spec.in_history(b).rev_id)
174
if revision2 is None:
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new_tree = b.bzrdir.open_workingtree()
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new_tree = b2.bzrdir.open_workingtree()
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new_tree = b.repository.revision_tree(revision2.in_history(b).rev_id)
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return show_diff_trees(old_tree, new_tree, output, specific_files,
183
external_diff_options)
186
def diff_cmd_helper(tree, specific_files, external_diff_options,
187
old_revision_spec=None, new_revision_spec=None):
188
"""Helper for cmd_diff.
194
The specific files to compare, or None
196
external_diff_options
197
If non-None, run an external diff, and pass it these options
200
If None, use basis tree as old revision, otherwise use the tree for
201
the specified revision.
204
If None, use working tree as new revision, otherwise use the tree for
205
the specified revision.
207
The more general form is show_diff_trees(), where the caller
208
supplies any two trees.
150
def show_diff(b, revision, specific_files, external_diff_options=None):
213
revision_id = spec.in_store(tree.branch).rev_id
214
return tree.branch.repository.revision_tree(revision_id)
215
if old_revision_spec is None:
216
old_tree = tree.basis_tree()
218
old_tree = spec_tree(old_revision_spec)
220
if new_revision_spec is None:
223
new_tree = spec_tree(new_revision_spec)
225
return show_diff_trees(old_tree, new_tree, sys.stdout, specific_files,
226
external_diff_options)
154
old_tree = b.basis_tree()
156
old_tree = b.revision_tree(b.lookup_revision(revision))
158
new_tree = b.working_tree()
160
show_diff_trees(old_tree, new_tree, sys.stdout, specific_files,
161
external_diff_options)
229
165
def show_diff_trees(old_tree, new_tree, to_file, specific_files=None,
275
194
diff_file = internal_diff
277
197
delta = compare_trees(old_tree, new_tree, want_unchanged=False,
278
198
specific_files=specific_files)
281
200
for path, file_id, kind in delta.removed:
283
print >>to_file, '=== removed %s %r' % (kind, old_label + path)
284
old_tree.inventory[file_id].diff(diff_file, old_label + path, old_tree,
285
DEVNULL, None, None, to_file)
201
print '*** removed %s %r' % (kind, path)
203
diff_file(old_label + path,
204
old_tree.get_file(file_id).readlines(),
286
209
for path, file_id, kind in delta.added:
288
print >>to_file, '=== added %s %r' % (kind, new_label + path)
289
new_tree.inventory[file_id].diff(diff_file, new_label + path, new_tree,
290
DEVNULL, None, None, to_file,
292
for (old_path, new_path, file_id, kind,
293
text_modified, meta_modified) in delta.renamed:
295
prop_str = get_prop_change(meta_modified)
296
print >>to_file, '=== renamed %s %r => %r%s' % (
297
kind, old_label + old_path, new_label + new_path, prop_str)
298
_maybe_diff_file_or_symlink(old_label, old_path, old_tree, file_id,
299
new_label, new_path, new_tree,
300
text_modified, kind, to_file, diff_file)
301
for path, file_id, kind, text_modified, meta_modified in delta.modified:
303
prop_str = get_prop_change(meta_modified)
304
print >>to_file, '=== modified %s %r%s' % (kind, old_label + path,
210
print '*** added %s %r' % (kind, path)
215
new_tree.get_file(file_id).readlines(),
218
for old_path, new_path, file_id, kind, text_modified in delta.renamed:
219
print '*** renamed %s %r => %r' % (kind, old_path, new_path)
306
220
if text_modified:
307
_maybe_diff_file_or_symlink(old_label, path, old_tree, file_id,
308
new_label, path, new_tree,
309
True, kind, to_file, diff_file)
314
def _raise_if_doubly_unversioned(specific_files, old_tree, new_tree):
315
"""Complain if paths are not versioned in either tree."""
316
if not specific_files:
318
old_unversioned = old_tree.filter_unversioned_files(specific_files)
319
new_unversioned = new_tree.filter_unversioned_files(specific_files)
320
unversioned = old_unversioned.intersection(new_unversioned)
322
raise errors.PathsNotVersionedError(sorted(unversioned))
221
diff_file(old_label + old_path,
222
old_tree.get_file(file_id).readlines(),
223
new_label + new_path,
224
new_tree.get_file(file_id).readlines(),
227
for path, file_id, kind in delta.modified:
228
print '*** modified %s %r' % (kind, path)
230
diff_file(old_label + path,
231
old_tree.get_file(file_id).readlines(),
233
new_tree.get_file(file_id).readlines(),
238
class TreeDelta(object):
239
"""Describes changes from one tree to another.
248
(oldpath, newpath, id, kind, text_modified)
254
Each id is listed only once.
256
Files that are both modified and renamed are listed only in
257
renamed, with the text_modified flag true.
259
The lists are normally sorted when the delta is created.
269
def touches_file_id(self, file_id):
270
"""Return True if file_id is modified by this delta."""
271
for l in self.added, self.removed, self.modified:
275
for v in self.renamed:
281
def show(self, to_file, show_ids=False, show_unchanged=False):
282
def show_list(files):
283
for path, fid, kind in files:
284
if kind == 'directory':
286
elif kind == 'symlink':
290
print >>to_file, ' %-30s %s' % (path, fid)
292
print >>to_file, ' ', path
295
print >>to_file, 'removed:'
296
show_list(self.removed)
299
print >>to_file, 'added:'
300
show_list(self.added)
303
print >>to_file, 'renamed:'
304
for oldpath, newpath, fid, kind, text_modified in self.renamed:
306
print >>to_file, ' %s => %s %s' % (oldpath, newpath, fid)
308
print >>to_file, ' %s => %s' % (oldpath, newpath)
311
print >>to_file, 'modified:'
312
show_list(self.modified)
314
if show_unchanged and self.unchanged:
315
print >>to_file, 'unchanged:'
316
show_list(self.unchanged)
320
def compare_trees(old_tree, new_tree, want_unchanged, specific_files=None):
321
"""Describe changes from one tree to another.
323
Returns a TreeDelta with details of added, modified, renamed, and
326
The root entry is specifically exempt.
328
This only considers versioned files.
331
If true, also list files unchanged from one version to
335
If true, only check for changes to specified names or
339
from osutils import is_inside_any
325
def get_prop_change(meta_modified):
327
return " (properties changed)"
332
def _maybe_diff_file_or_symlink(old_label, old_path, old_tree, file_id,
333
new_label, new_path, new_tree, text_modified,
334
kind, to_file, diff_file):
336
new_entry = new_tree.inventory[file_id]
337
old_tree.inventory[file_id].diff(diff_file,
338
old_label + old_path, old_tree,
339
new_label + new_path, new_entry,
341
old_inv = old_tree.inventory
342
new_inv = new_tree.inventory
344
mutter('start compare_trees')
346
# TODO: match for specific files can be rather smarter by finding
347
# the IDs of those files up front and then considering only that.
349
for file_id in old_tree:
350
if file_id in new_tree:
351
kind = old_inv.get_file_kind(file_id)
352
assert kind == new_inv.get_file_kind(file_id)
354
assert kind in ('file', 'directory', 'symlink', 'root_directory'), \
355
'invalid file kind %r' % kind
357
if kind == 'root_directory':
360
old_path = old_inv.id2path(file_id)
361
new_path = new_inv.id2path(file_id)
364
if (not is_inside_any(specific_files, old_path)
365
and not is_inside_any(specific_files, new_path)):
369
old_sha1 = old_tree.get_file_sha1(file_id)
370
new_sha1 = new_tree.get_file_sha1(file_id)
371
text_modified = (old_sha1 != new_sha1)
373
## mutter("no text to check for %r %r" % (file_id, kind))
374
text_modified = False
376
# TODO: Can possibly avoid calculating path strings if the
377
# two files are unchanged and their names and parents are
378
# the same and the parents are unchanged all the way up.
379
# May not be worthwhile.
381
if old_path != new_path:
382
delta.renamed.append((old_path, new_path, file_id, kind,
385
delta.modified.append((new_path, file_id, kind))
387
delta.unchanged.append((new_path, file_id, kind))
389
kind = old_inv.get_file_kind(file_id)
390
old_path = old_inv.id2path(file_id)
392
if not is_inside_any(specific_files, old_path):
394
delta.removed.append((old_path, file_id, kind))
396
mutter('start looking for new files')
397
for file_id in new_inv:
398
if file_id in old_inv:
400
new_path = new_inv.id2path(file_id)
402
if not is_inside_any(specific_files, new_path):
404
kind = new_inv.get_file_kind(file_id)
405
delta.added.append((new_path, file_id, kind))
410
delta.modified.sort()
411
delta.unchanged.sort()