stgit/commands/delete.py

   1 from stgit.argparse import opt, patch_range
   2 from stgit.commands.common import (
   3     CmdException,
   4     DirectoryHasRepository,
   5     delete_patches,
   6     parse_patches,
   7 )
   8
   9 __copyright__ = """
  10 Copyright (C) 2005, Catalin Marinas <catalin.marinas@gmail.com>
  11
  12 This program is free software; you can redistribute it and/or modify
  13 it under the terms of the GNU General Public License version 2 as
  14 published by the Free Software Foundation.
  15
  16 This program is distributed in the hope that it will be useful,
  17 but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 GNU General Public License for more details.
  20
  21 You should have received a copy of the GNU General Public License
  22 along with this program; if not, see http://www.gnu.org/licenses/.
  23 """
  24
  25 help = 'Delete patches'
  26 kind = 'patch'
  27 usage = ['[options] [--] <patch1> [<patch2>] [<patch3>..<patch4>]']
  28 description = """
  29 Delete the patches passed as arguments."""
  30
  31 args = [patch_range('applied_patches', 'unapplied_patches')]
  32 options = [
  33     opt(
  34         '--spill',
  35         action='store_true',
  36         short='Spill patch contents to worktree and index',
  37         long="""
  38         Delete the patches, but do not touch the index and worktree.
  39         This only works with applied patches at the top of the stack.
  40         The effect is to "spill" the patch contents into the index and
  41         worktree. This can be useful e.g. if you want to split a patch
  42         into several smaller pieces.""",
  43     ),
  44     opt(
  45         '-b',
  46         '--branch',
  47         args=['stg_branches'],
  48         short='Use BRANCH instead of the default branch',
  49     ),
  50     opt('-t', '--top', action='store_true', short='Delete top patch'),
  51 ]
  52
  53 directory = DirectoryHasRepository()
  54
  55
  56 def func(parser, options, args):
  57     """Delete one or more patches."""
  58     stack = directory.repository.get_stack(options.branch)
  59     if options.branch:
  60         iw = None  # can't use index/workdir to manipulate another branch
  61     else:
  62         iw = stack.repository.default_iw
  63     if args and options.top:
  64         parser.error('Either --top or patches must be specified')
  65     elif args:
  66         patches = set(
  67             parse_patches(
  68                 args, list(stack.patchorder.all), len(stack.patchorder.applied)
  69             )
  70         )
  71     elif options.top:
  72         applied = stack.patchorder.applied
  73         if applied:
  74             patches = set([applied[-1]])
  75         else:
  76             raise CmdException('No patches applied')
  77     else:
  78         parser.error('No patches specified')
  79
  80     if options.spill:
  81         if set(stack.patchorder.applied[-len(patches) :]) != patches:
  82             parser.error('Can only spill topmost applied patches')
  83         iw = None  # don't touch index+worktree
  84
  85     return delete_patches(stack, iw, patches)