1
# Copyright (C) 2005-2010 Canonical Ltd
3
# This program is free software; you can redistribute it and/or modify
4
# it under the terms of the GNU General Public License as published by
5
# the Free Software Foundation; either version 2 of the License, or
6
# (at your option) any later version.
8
# This program is distributed in the hope that it will be useful,
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11
# GNU General Public License for more details.
13
# You should have received a copy of the GNU General Public License
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24
revision as _mod_revision,
26
import bzrlib.errors as errors
27
from bzrlib.trace import mutter, warning
29
# TODO: when showing single-line logs, truncate to the width of the terminal
30
# if known, but only if really going to the terminal (not into a file)
33
def show_tree_status(wt, show_unchanged=None,
42
"""Display summary of changes.
44
By default this compares the working tree to a previous revision.
45
If the revision argument is given, summarizes changes between the
46
working tree and another, or between two revisions.
48
The result is written out as Unicode and to_file should be able
51
If showing the status of a working tree, extra information is included
52
about unknown files, conflicts, and pending merges.
54
:param show_unchanged: Deprecated parameter. If set, includes unchanged
56
:param specific_files: If set, a list of filenames whose status should be
57
shown. It is an error to give a filename that is not in the working
58
tree, or in the working inventory or in the basis inventory.
59
:param show_ids: If set, includes each file's id.
60
:param to_file: If set, write to this file (default stdout.)
61
:param show_pending: If set, write pending merges.
62
:param revision: If None, compare latest revision with working tree
63
If not None, it must be a RevisionSpec list.
64
If one revision, compare with working tree.
65
If two revisions, show status between first and second.
66
:param short: If True, gives short SVN-style status lines.
67
:param verbose: If True, show all merged revisions, not just
69
:param versioned: If True, only shows versioned files.
71
if show_unchanged is not None:
72
warn("show_tree_status with show_unchanged has been deprecated "
73
"since bzrlib 0.9", DeprecationWarning, stacklevel=2)
80
new_is_working_tree = True
82
if wt.last_revision() != wt.branch.last_revision():
83
warning("working tree is out of date, run 'bzr update'")
85
old = new.basis_tree()
86
elif len(revision) > 0:
88
old = revision[0].as_tree(wt.branch)
89
except errors.NoSuchRevision, e:
90
raise errors.BzrCommandError(str(e))
91
if (len(revision) > 1) and (revision[1].spec is not None):
93
new = revision[1].as_tree(wt.branch)
94
new_is_working_tree = False
95
except errors.NoSuchRevision, e:
96
raise errors.BzrCommandError(str(e))
102
specific_files, nonexistents \
103
= _filter_nonexistent(specific_files, old, new)
104
want_unversioned = not versioned
106
changes = new.iter_changes(old, show_unchanged, specific_files,
107
require_versioned=False, want_unversioned=want_unversioned)
108
reporter = _mod_delta._ChangeReporter(output_file=to_file,
109
unversioned_filter=new.is_ignored)
110
_mod_delta.report_changes(changes, reporter)
112
delta = new.changes_from(old, want_unchanged=show_unchanged,
113
specific_files=specific_files,
114
want_unversioned=want_unversioned)
115
# filter out unknown files. We may want a tree method for
117
delta.unversioned = [unversioned for unversioned in
118
delta.unversioned if not new.is_ignored(unversioned[0])]
121
show_unchanged=show_unchanged,
123
# show the new conflicts only for now. XXX: get them from the
125
conflicts = new.conflicts()
126
if specific_files is not None:
127
conflicts = conflicts.select_conflicts(new, specific_files,
128
ignore_misses=True, recurse=True)[1]
129
if len(conflicts) > 0 and not short:
130
to_file.write("conflicts:\n")
131
for conflict in conflicts:
136
to_file.write("%s %s\n" % (prefix, conflict))
137
# Show files that were requested but don't exist (and are
138
# not versioned). We don't involve delta in this; these
139
# paths are really the province of just the status
140
# command, since they have more to do with how it was
141
# invoked than with the tree it's operating on.
142
if nonexistents and not short:
143
to_file.write("nonexistent:\n")
144
for nonexistent in nonexistents:
145
# We could calculate prefix outside the loop but, given
146
# how rarely this ought to happen, it's OK and arguably
147
# slightly faster to do it here (ala conflicts above)
152
to_file.write("%s %s\n" % (prefix, nonexistent))
153
if (new_is_working_tree and show_pending):
154
show_pending_merges(new, to_file, short, verbose=verbose)
156
raise errors.PathsDoNotExist(nonexistents)
164
def _get_sorted_revisions(tip_revision, revision_ids, parent_map):
165
"""Get an iterator which will return the revisions in merge sorted order.
167
This will build up a list of all nodes, such that only nodes in the list
168
are referenced. It then uses MergeSorter to return them in 'merge-sorted'
171
:param revision_ids: A set of revision_ids
172
:param parent_map: The parent information for each node. Revisions which
173
are considered ghosts should not be present in the map.
174
:return: iterator from MergeSorter.iter_topo_order()
176
# MergeSorter requires that all nodes be present in the graph, so get rid
177
# of any references pointing outside of this graph.
179
for revision_id in revision_ids:
180
if revision_id not in parent_map: # ghost
181
parent_graph[revision_id] = []
183
# Only include parents which are in this sub-graph
184
parent_graph[revision_id] = [p for p in parent_map[revision_id]
185
if p in revision_ids]
186
sorter = tsort.MergeSorter(parent_graph, tip_revision)
187
return sorter.iter_topo_order()
190
def show_pending_merges(new, to_file, short=False, verbose=False):
191
"""Write out a display of pending merges in a working tree."""
192
parents = new.get_parent_ids()
196
term_width = osutils.terminal_width()
197
if term_width is not None:
198
# we need one extra space for terminals that wrap on last char
199
term_width = term_width - 1
207
def show_log_message(rev, prefix):
208
if term_width is None:
211
width = term_width - len(prefix)
212
log_message = log_formatter.log_string(None, rev, width, prefix=prefix)
213
to_file.write(log_message + '\n')
215
pending = parents[1:]
217
last_revision = parents[0]
220
to_file.write('pending merges:\n')
222
to_file.write('pending merge tips:'
223
' (use -v to see all merge revisions)\n')
224
graph = branch.repository.get_graph()
225
other_revisions = [last_revision]
226
log_formatter = log.LineLogFormatter(to_file)
227
for merge in pending:
229
rev = branch.repository.get_revisions([merge])[0]
230
except errors.NoSuchRevision:
231
# If we are missing a revision, just print out the revision id
232
to_file.write(first_prefix + '(ghost) ' + merge + '\n')
233
other_revisions.append(merge)
236
# Log the merge, as it gets a slightly different formatting
237
show_log_message(rev, first_prefix)
241
# Find all of the revisions in the merge source, which are not in the
242
# last committed revision.
243
merge_extra = graph.find_unique_ancestors(merge, other_revisions)
244
other_revisions.append(merge)
245
merge_extra.discard(_mod_revision.NULL_REVISION)
247
# Get a handle to all of the revisions we will need
249
revisions = dict((rev.revision_id, rev) for rev in
250
branch.repository.get_revisions(merge_extra))
251
except errors.NoSuchRevision:
252
# One of the sub nodes is a ghost, check each one
254
for revision_id in merge_extra:
256
rev = branch.repository.get_revisions([revision_id])[0]
257
except errors.NoSuchRevision:
258
revisions[revision_id] = None
260
revisions[revision_id] = rev
262
# Display the revisions brought in by this merge.
263
rev_id_iterator = _get_sorted_revisions(merge, merge_extra,
264
branch.repository.get_parent_map(merge_extra))
265
# Skip the first node
266
num, first, depth, eom = rev_id_iterator.next()
268
raise AssertionError('Somehow we misunderstood how'
269
' iter_topo_order works %s != %s' % (first, merge))
270
for num, sub_merge, depth, eom in rev_id_iterator:
271
rev = revisions[sub_merge]
273
to_file.write(sub_prefix + '(ghost) ' + sub_merge + '\n')
275
show_log_message(revisions[sub_merge], sub_prefix)
278
def _filter_nonexistent(orig_paths, old_tree, new_tree):
279
"""Convert orig_paths to two sorted lists and return them.
281
The first is orig_paths paths minus the items in the second list,
282
and the second list is paths that are not in either inventory or
283
tree (they don't qualify if they exist in the tree's inventory, or
284
if they exist in the tree but are not versioned.)
286
If either of the two lists is empty, return it as an empty list.
288
This can be used by operations such as bzr status that can accept
289
unknown or ignored files.
291
mutter("check paths: %r", orig_paths)
293
return orig_paths, []
294
s = old_tree.filter_unversioned_files(orig_paths)
295
s = new_tree.filter_unversioned_files(s)
296
nonexistent = [path for path in s if not new_tree.has_filename(path)]
297
remaining = [path for path in orig_paths if not path in nonexistent]
298
# Sorting the 'remaining' list doesn't have much effect in
299
# practice, since the various status output sections will sort
300
# their groups individually. But for consistency of this
301
# function's API, it's better to sort both than just 'nonexistent'.
302
return sorted(remaining), sorted(nonexistent)