Mercurial > hg > mercurial-crew-with-dirclash
annotate contrib/simplemerge @ 4603:66ed92ed115a
Make fast-forward merges full merges
author | Brendan Cully <brendan@kublai.com> |
---|---|
date | Mon, 18 Jun 2007 12:38:54 -0700 |
parents | 1ef4445c6506 |
children | ea7b982b6c08 |
rev | line source |
---|---|
4359
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
1 #!/usr/bin/env python |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
2 # Copyright (C) 2004, 2005 Canonical Ltd |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
3 # |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
4 # This program is free software; you can redistribute it and/or modify |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
5 # it under the terms of the GNU General Public License as published by |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
6 # the Free Software Foundation; either version 2 of the License, or |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
7 # (at your option) any later version. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
8 # |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
9 # This program is distributed in the hope that it will be useful, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
12 # GNU General Public License for more details. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
13 # |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
14 # You should have received a copy of the GNU General Public License |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
15 # along with this program; if not, write to the Free Software |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
17 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
18 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
19 # mbp: "you know that thing where cvs gives you conflict markers?" |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
20 # s: "i hate that." |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
21 |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
22 from mercurial import demandimport |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
23 demandimport.enable() |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
24 |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
25 from mercurial import util, mdiff, fancyopts |
4359
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
26 from mercurial.i18n import _ |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
27 |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
28 |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
29 class CantReprocessAndShowBase(Exception): |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
30 pass |
4406
1ef4445c6506
simplemerge: flush stdout before writing to stderr.
Patrick Mezard <pmezard@gmail.com>
parents:
4360
diff
changeset
|
31 |
1ef4445c6506
simplemerge: flush stdout before writing to stderr.
Patrick Mezard <pmezard@gmail.com>
parents:
4360
diff
changeset
|
32 |
1ef4445c6506
simplemerge: flush stdout before writing to stderr.
Patrick Mezard <pmezard@gmail.com>
parents:
4360
diff
changeset
|
33 def warn(message): |
1ef4445c6506
simplemerge: flush stdout before writing to stderr.
Patrick Mezard <pmezard@gmail.com>
parents:
4360
diff
changeset
|
34 sys.stdout.flush() |
1ef4445c6506
simplemerge: flush stdout before writing to stderr.
Patrick Mezard <pmezard@gmail.com>
parents:
4360
diff
changeset
|
35 sys.stderr.write(message) |
1ef4445c6506
simplemerge: flush stdout before writing to stderr.
Patrick Mezard <pmezard@gmail.com>
parents:
4360
diff
changeset
|
36 sys.stderr.flush() |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
37 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
38 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
39 def intersect(ra, rb): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
40 """Given two ranges return the range where they intersect or None. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
41 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
42 >>> intersect((0, 10), (0, 6)) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
43 (0, 6) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
44 >>> intersect((0, 10), (5, 15)) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
45 (5, 10) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
46 >>> intersect((0, 10), (10, 15)) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
47 >>> intersect((0, 9), (10, 15)) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
48 >>> intersect((0, 9), (7, 15)) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
49 (7, 9) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
50 """ |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
51 assert ra[0] <= ra[1] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
52 assert rb[0] <= rb[1] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
53 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
54 sa = max(ra[0], rb[0]) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
55 sb = min(ra[1], rb[1]) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
56 if sa < sb: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
57 return sa, sb |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
58 else: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
59 return None |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
60 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
61 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
62 def compare_range(a, astart, aend, b, bstart, bend): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
63 """Compare a[astart:aend] == b[bstart:bend], without slicing. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
64 """ |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
65 if (aend-astart) != (bend-bstart): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
66 return False |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
67 for ia, ib in zip(xrange(astart, aend), xrange(bstart, bend)): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
68 if a[ia] != b[ib]: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
69 return False |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
70 else: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
71 return True |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
72 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
73 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
74 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
75 |
4359
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
76 class Merge3Text(object): |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
77 """3-way merge of texts. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
78 |
4359
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
79 Given strings BASE, OTHER, THIS, tries to produce a combined text |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
80 incorporating the changes from both BASE->OTHER and BASE->THIS.""" |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
81 def __init__(self, basetext, atext, btext, base=None, a=None, b=None): |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
82 self.basetext = basetext |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
83 self.atext = atext |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
84 self.btext = btext |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
85 if base is None: |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
86 base = mdiff.splitnewlines(basetext) |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
87 if a is None: |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
88 a = mdiff.splitnewlines(atext) |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
89 if b is None: |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
90 b = mdiff.splitnewlines(btext) |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
91 self.base = base |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
92 self.a = a |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
93 self.b = b |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
94 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
95 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
96 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
97 def merge_lines(self, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
98 name_a=None, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
99 name_b=None, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
100 name_base=None, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
101 start_marker='<<<<<<<', |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
102 mid_marker='=======', |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
103 end_marker='>>>>>>>', |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
104 base_marker=None, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
105 reprocess=False): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
106 """Return merge in cvs-like form. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
107 """ |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
108 self.conflicts = False |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
109 newline = '\n' |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
110 if len(self.a) > 0: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
111 if self.a[0].endswith('\r\n'): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
112 newline = '\r\n' |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
113 elif self.a[0].endswith('\r'): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
114 newline = '\r' |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
115 if base_marker and reprocess: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
116 raise CantReprocessAndShowBase() |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
117 if name_a: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
118 start_marker = start_marker + ' ' + name_a |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
119 if name_b: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
120 end_marker = end_marker + ' ' + name_b |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
121 if name_base and base_marker: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
122 base_marker = base_marker + ' ' + name_base |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
123 merge_regions = self.merge_regions() |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
124 if reprocess is True: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
125 merge_regions = self.reprocess_merge_regions(merge_regions) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
126 for t in merge_regions: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
127 what = t[0] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
128 if what == 'unchanged': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
129 for i in range(t[1], t[2]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
130 yield self.base[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
131 elif what == 'a' or what == 'same': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
132 for i in range(t[1], t[2]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
133 yield self.a[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
134 elif what == 'b': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
135 for i in range(t[1], t[2]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
136 yield self.b[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
137 elif what == 'conflict': |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
138 self.conflicts = True |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
139 yield start_marker + newline |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
140 for i in range(t[3], t[4]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
141 yield self.a[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
142 if base_marker is not None: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
143 yield base_marker + newline |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
144 for i in range(t[1], t[2]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
145 yield self.base[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
146 yield mid_marker + newline |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
147 for i in range(t[5], t[6]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
148 yield self.b[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
149 yield end_marker + newline |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
150 else: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
151 raise ValueError(what) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
152 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
153 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
154 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
155 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
156 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
157 def merge_annotated(self): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
158 """Return merge with conflicts, showing origin of lines. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
159 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
160 Most useful for debugging merge. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
161 """ |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
162 for t in self.merge_regions(): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
163 what = t[0] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
164 if what == 'unchanged': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
165 for i in range(t[1], t[2]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
166 yield 'u | ' + self.base[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
167 elif what == 'a' or what == 'same': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
168 for i in range(t[1], t[2]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
169 yield what[0] + ' | ' + self.a[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
170 elif what == 'b': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
171 for i in range(t[1], t[2]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
172 yield 'b | ' + self.b[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
173 elif what == 'conflict': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
174 yield '<<<<\n' |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
175 for i in range(t[3], t[4]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
176 yield 'A | ' + self.a[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
177 yield '----\n' |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
178 for i in range(t[5], t[6]): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
179 yield 'B | ' + self.b[i] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
180 yield '>>>>\n' |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
181 else: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
182 raise ValueError(what) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
183 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
184 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
185 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
186 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
187 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
188 def merge_groups(self): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
189 """Yield sequence of line groups. Each one is a tuple: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
190 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
191 'unchanged', lines |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
192 Lines unchanged from base |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
193 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
194 'a', lines |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
195 Lines taken from a |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
196 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
197 'same', lines |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
198 Lines taken from a (and equal to b) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
199 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
200 'b', lines |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
201 Lines taken from b |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
202 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
203 'conflict', base_lines, a_lines, b_lines |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
204 Lines from base were changed to either a or b and conflict. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
205 """ |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
206 for t in self.merge_regions(): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
207 what = t[0] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
208 if what == 'unchanged': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
209 yield what, self.base[t[1]:t[2]] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
210 elif what == 'a' or what == 'same': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
211 yield what, self.a[t[1]:t[2]] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
212 elif what == 'b': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
213 yield what, self.b[t[1]:t[2]] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
214 elif what == 'conflict': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
215 yield (what, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
216 self.base[t[1]:t[2]], |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
217 self.a[t[3]:t[4]], |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
218 self.b[t[5]:t[6]]) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
219 else: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
220 raise ValueError(what) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
221 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
222 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
223 def merge_regions(self): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
224 """Return sequences of matching and conflicting regions. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
225 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
226 This returns tuples, where the first value says what kind we |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
227 have: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
228 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
229 'unchanged', start, end |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
230 Take a region of base[start:end] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
231 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
232 'same', astart, aend |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
233 b and a are different from base but give the same result |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
234 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
235 'a', start, end |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
236 Non-clashing insertion from a[start:end] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
237 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
238 Method is as follows: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
239 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
240 The two sequences align only on regions which match the base |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
241 and both descendents. These are found by doing a two-way diff |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
242 of each one against the base, and then finding the |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
243 intersections between those regions. These "sync regions" |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
244 are by definition unchanged in both and easily dealt with. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
245 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
246 The regions in between can be in any of three cases: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
247 conflicted, or changed on only one side. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
248 """ |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
249 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
250 # section a[0:ia] has been disposed of, etc |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
251 iz = ia = ib = 0 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
252 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
253 for zmatch, zend, amatch, aend, bmatch, bend in self.find_sync_regions(): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
254 #print 'match base [%d:%d]' % (zmatch, zend) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
255 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
256 matchlen = zend - zmatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
257 assert matchlen >= 0 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
258 assert matchlen == (aend - amatch) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
259 assert matchlen == (bend - bmatch) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
260 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
261 len_a = amatch - ia |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
262 len_b = bmatch - ib |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
263 len_base = zmatch - iz |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
264 assert len_a >= 0 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
265 assert len_b >= 0 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
266 assert len_base >= 0 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
267 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
268 #print 'unmatched a=%d, b=%d' % (len_a, len_b) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
269 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
270 if len_a or len_b: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
271 # try to avoid actually slicing the lists |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
272 equal_a = compare_range(self.a, ia, amatch, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
273 self.base, iz, zmatch) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
274 equal_b = compare_range(self.b, ib, bmatch, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
275 self.base, iz, zmatch) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
276 same = compare_range(self.a, ia, amatch, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
277 self.b, ib, bmatch) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
278 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
279 if same: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
280 yield 'same', ia, amatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
281 elif equal_a and not equal_b: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
282 yield 'b', ib, bmatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
283 elif equal_b and not equal_a: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
284 yield 'a', ia, amatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
285 elif not equal_a and not equal_b: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
286 yield 'conflict', iz, zmatch, ia, amatch, ib, bmatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
287 else: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
288 raise AssertionError("can't handle a=b=base but unmatched") |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
289 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
290 ia = amatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
291 ib = bmatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
292 iz = zmatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
293 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
294 # if the same part of the base was deleted on both sides |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
295 # that's OK, we can just skip it. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
296 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
297 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
298 if matchlen > 0: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
299 assert ia == amatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
300 assert ib == bmatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
301 assert iz == zmatch |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
302 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
303 yield 'unchanged', zmatch, zend |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
304 iz = zend |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
305 ia = aend |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
306 ib = bend |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
307 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
308 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
309 def reprocess_merge_regions(self, merge_regions): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
310 """Where there are conflict regions, remove the agreed lines. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
311 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
312 Lines where both A and B have made the same changes are |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
313 eliminated. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
314 """ |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
315 for region in merge_regions: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
316 if region[0] != "conflict": |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
317 yield region |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
318 continue |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
319 type, iz, zmatch, ia, amatch, ib, bmatch = region |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
320 a_region = self.a[ia:amatch] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
321 b_region = self.b[ib:bmatch] |
4359
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
322 matches = mdiff.get_matching_blocks(''.join(a_region), |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
323 ''.join(b_region)) |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
324 next_a = ia |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
325 next_b = ib |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
326 for region_ia, region_ib, region_len in matches[:-1]: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
327 region_ia += ia |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
328 region_ib += ib |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
329 reg = self.mismatch_region(next_a, region_ia, next_b, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
330 region_ib) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
331 if reg is not None: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
332 yield reg |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
333 yield 'same', region_ia, region_len+region_ia |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
334 next_a = region_ia + region_len |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
335 next_b = region_ib + region_len |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
336 reg = self.mismatch_region(next_a, amatch, next_b, bmatch) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
337 if reg is not None: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
338 yield reg |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
339 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
340 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
341 def mismatch_region(next_a, region_ia, next_b, region_ib): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
342 if next_a < region_ia or next_b < region_ib: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
343 return 'conflict', None, None, next_a, region_ia, next_b, region_ib |
4359
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
344 mismatch_region = staticmethod(mismatch_region) |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
345 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
346 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
347 def find_sync_regions(self): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
348 """Return a list of sync regions, where both descendents match the base. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
349 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
350 Generates a list of (base1, base2, a1, a2, b1, b2). There is |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
351 always a zero-length sync region at the end of all the files. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
352 """ |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
353 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
354 ia = ib = 0 |
4359
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
355 amatches = mdiff.get_matching_blocks(self.basetext, self.atext) |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
356 bmatches = mdiff.get_matching_blocks(self.basetext, self.btext) |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
357 len_a = len(amatches) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
358 len_b = len(bmatches) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
359 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
360 sl = [] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
361 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
362 while ia < len_a and ib < len_b: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
363 abase, amatch, alen = amatches[ia] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
364 bbase, bmatch, blen = bmatches[ib] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
365 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
366 # there is an unconflicted block at i; how long does it |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
367 # extend? until whichever one ends earlier. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
368 i = intersect((abase, abase+alen), (bbase, bbase+blen)) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
369 if i: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
370 intbase = i[0] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
371 intend = i[1] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
372 intlen = intend - intbase |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
373 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
374 # found a match of base[i[0], i[1]]; this may be less than |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
375 # the region that matches in either one |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
376 assert intlen <= alen |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
377 assert intlen <= blen |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
378 assert abase <= intbase |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
379 assert bbase <= intbase |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
380 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
381 asub = amatch + (intbase - abase) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
382 bsub = bmatch + (intbase - bbase) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
383 aend = asub + intlen |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
384 bend = bsub + intlen |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
385 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
386 assert self.base[intbase:intend] == self.a[asub:aend], \ |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
387 (self.base[intbase:intend], self.a[asub:aend]) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
388 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
389 assert self.base[intbase:intend] == self.b[bsub:bend] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
390 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
391 sl.append((intbase, intend, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
392 asub, aend, |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
393 bsub, bend)) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
394 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
395 # advance whichever one ends first in the base text |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
396 if (abase + alen) < (bbase + blen): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
397 ia += 1 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
398 else: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
399 ib += 1 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
400 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
401 intbase = len(self.base) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
402 abase = len(self.a) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
403 bbase = len(self.b) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
404 sl.append((intbase, intbase, abase, abase, bbase, bbase)) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
405 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
406 return sl |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
407 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
408 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
409 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
410 def find_unconflicted(self): |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
411 """Return a list of ranges in base that are not conflicted.""" |
4359
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
412 am = mdiff.get_matching_blocks(self.basetext, self.atext) |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
413 bm = mdiff.get_matching_blocks(self.basetext, self.btext) |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
414 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
415 unc = [] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
416 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
417 while am and bm: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
418 # there is an unconflicted block at i; how long does it |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
419 # extend? until whichever one ends earlier. |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
420 a1 = am[0][0] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
421 a2 = a1 + am[0][2] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
422 b1 = bm[0][0] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
423 b2 = b1 + bm[0][2] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
424 i = intersect((a1, a2), (b1, b2)) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
425 if i: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
426 unc.append(i) |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
427 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
428 if a2 < b2: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
429 del am[0] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
430 else: |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
431 del bm[0] |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
432 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
433 return unc |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
434 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
435 |
4359
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
436 # bzr compatible interface, for the tests |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
437 class Merge3(Merge3Text): |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
438 """3-way merge of texts. |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
439 |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
440 Given BASE, OTHER, THIS, tries to produce a combined text |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
441 incorporating the changes from both BASE->OTHER and BASE->THIS. |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
442 All three will typically be sequences of lines.""" |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
443 def __init__(self, base, a, b): |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
444 basetext = '\n'.join([i.strip('\n') for i in base] + ['']) |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
445 atext = '\n'.join([i.strip('\n') for i in a] + ['']) |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
446 btext = '\n'.join([i.strip('\n') for i in b] + ['']) |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
447 if util.binary(basetext) or util.binary(atext) or util.binary(btext): |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
448 raise util.Abort(_("don't know how to merge binary files")) |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
449 Merge3Text.__init__(self, basetext, atext, btext, base, a, b) |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
450 |
2e3c54fb79a3
actually port simplemerge to hg
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4358
diff
changeset
|
451 |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
452 def simplemerge(local, base, other, **opts): |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
453 def readfile(filename): |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
454 f = open(filename, "rb") |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
455 text = f.read() |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
456 f.close() |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
457 if util.binary(text): |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
458 msg = _("%s looks like a binary file.") % filename |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
459 if not opts.get('text'): |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
460 raise util.Abort(msg) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
461 elif not opts.get('quiet'): |
4406
1ef4445c6506
simplemerge: flush stdout before writing to stderr.
Patrick Mezard <pmezard@gmail.com>
parents:
4360
diff
changeset
|
462 warn(_('warning: %s\n') % msg) |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
463 return text |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
464 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
465 name_a = local |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
466 name_b = other |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
467 labels = opts.get('label', []) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
468 if labels: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
469 name_a = labels.pop(0) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
470 if labels: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
471 name_b = labels.pop(0) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
472 if labels: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
473 raise util.Abort(_("can only specify two labels.")) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
474 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
475 localtext = readfile(local) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
476 basetext = readfile(base) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
477 othertext = readfile(other) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
478 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
479 orig = local |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
480 local = os.path.realpath(local) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
481 if not opts.get('print'): |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
482 opener = util.opener(os.path.dirname(local)) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
483 out = opener(os.path.basename(local), "w", atomictemp=True) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
484 else: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
485 out = sys.stdout |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
486 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
487 reprocess = not opts.get('no_minimal') |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
488 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
489 m3 = Merge3Text(basetext, localtext, othertext) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
490 for line in m3.merge_lines(name_a=name_a, name_b=name_b, |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
491 reprocess=reprocess): |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
492 out.write(line) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
493 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
494 if not opts.get('print'): |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
495 out.rename() |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
496 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
497 if m3.conflicts: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
498 if not opts.get('quiet'): |
4406
1ef4445c6506
simplemerge: flush stdout before writing to stderr.
Patrick Mezard <pmezard@gmail.com>
parents:
4360
diff
changeset
|
499 warn(_("warning: conflicts during merge.\n")) |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
500 return 1 |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
501 |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
502 options = [('L', 'label', [], _('labels to use on conflict markers')), |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
503 ('a', 'text', None, _('treat all files as text')), |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
504 ('p', 'print', None, |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
505 _('print results instead of overwriting LOCAL')), |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
506 ('', 'no-minimal', None, |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
507 _('do not try to minimize conflict regions')), |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
508 ('h', 'help', None, _('display help and exit')), |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
509 ('q', 'quiet', None, _('suppress output'))] |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
510 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
511 usage = _('''simplemerge [OPTS] LOCAL BASE OTHER |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
512 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
513 Simple three-way file merge utility with a minimal feature set. |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
514 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
515 Apply to LOCAL the changes necessary to go from BASE to OTHER. |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
516 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
517 By default, LOCAL is overwritten with the results of this operation. |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
518 ''') |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
519 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
520 def showhelp(): |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
521 sys.stdout.write(usage) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
522 sys.stdout.write('\noptions:\n') |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
523 |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
524 out_opts = [] |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
525 for shortopt, longopt, default, desc in options: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
526 out_opts.append(('%2s%s' % (shortopt and '-%s' % shortopt, |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
527 longopt and ' --%s' % longopt), |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
528 '%s' % desc)) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
529 opts_len = max([len(opt[0]) for opt in out_opts]) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
530 for first, second in out_opts: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
531 sys.stdout.write(' %-*s %s\n' % (opts_len, first, second)) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
532 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
533 class ParseError(Exception): |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
534 """Exception raised on errors in parsing the command line.""" |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
535 |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
536 def main(argv): |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
537 try: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
538 opts = {} |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
539 try: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
540 args = fancyopts.fancyopts(argv[1:], options, opts) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
541 except fancyopts.getopt.GetoptError, e: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
542 raise ParseError(e) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
543 if opts['help']: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
544 showhelp() |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
545 return 0 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
546 if len(args) != 3: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
547 raise ParseError(_('wrong number of arguments')) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
548 return simplemerge(*args, **opts) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
549 except ParseError, e: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
550 sys.stdout.write("%s: %s\n" % (sys.argv[0], e)) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
551 showhelp() |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
552 return 1 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
553 except util.Abort, e: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
554 sys.stderr.write("abort: %s\n" % e) |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
555 return 255 |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
556 except KeyboardInterrupt: |
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
557 return 255 |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
558 |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
559 if __name__ == '__main__': |
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
560 import sys |
4360
d5c3a70f8422
polish the simplemerge command; add a test
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4359
diff
changeset
|
561 import os |
4358
465b9ea02868
Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff
changeset
|
562 sys.exit(main(sys.argv)) |