Refactor output handling to break circular dependency
[stgit] / stgit / commands / clean.py
1 __copyright__ = """
2 Copyright (C) 2005, Catalin Marinas <catalin.marinas@gmail.com>
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License version 2 as
6 published by the Free Software Foundation.
7
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.
12
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16 """
17
18 import sys, os
19 from optparse import OptionParser, make_option
20
21 from stgit.commands.common import *
22 from stgit.utils import *
23 from stgit.out import *
24 from stgit import stack, git
25
26
27 help = 'delete the empty patches in the series'
28 usage = """%prog [options]
29
30 Delete the empty patches in the whole series or only those applied or
31 unapplied. A patch is considered empty if the two commit objects
32 representing its boundaries refer to the same tree object."""
33
34 options = [make_option('-a', '--applied',
35 help = 'delete the empty applied patches',
36 action = 'store_true'),
37 make_option('-u', '--unapplied',
38 help = 'delete the empty unapplied patches',
39 action = 'store_true')]
40
41
42 def __delete_empty(patches, applied):
43 """Delete the empty patches
44 """
45 for p in patches:
46 if crt_series.empty_patch(p):
47 out.start('Deleting patch "%s"' % p)
48 if applied and crt_series.patch_applied(p):
49 crt_series.pop_patch(p)
50 crt_series.delete_patch(p)
51 out.done()
52 elif applied and crt_series.patch_unapplied(p):
53 crt_series.push_patch(p)
54
55 def func(parser, options, args):
56 """Delete the empty patches in the series
57 """
58 if len(args) != 0:
59 parser.error('incorrect number of arguments')
60
61 check_local_changes()
62 check_conflicts()
63 check_head_top_equal()
64
65 if not (options.applied or options.unapplied):
66 options.applied = options.unapplied = True
67
68 if options.applied:
69 applied = crt_series.get_applied()
70 __delete_empty(applied, True)
71
72 if options.unapplied:
73 unapplied = crt_series.get_unapplied()
74 __delete_empty(unapplied, False)
75
76 print_crt_patch()