~abentley/bzrtools/bzrtools.dev

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# Copyright (C) 2006 Aaron Bentley
# <aaron.bentley@utoronto.ca>
#
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program; if not, write to the Free Software
#    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


import os

from bzrlib.errors import NoSuchFile
from bzrlib.workingtree import WorkingTree
from bzrlib.merge import merge_inner

def do_shove(source, target):
    if not os.path.exists(source):
        raise NoSuchFile(source)
    if not os.path.exists(target):
        raise NoSuchFile(target)
    source_tree = WorkingTree.open_containing(source)[0]
    target_tree = WorkingTree.open_containing(target)[0]
    merge_inner(target_tree.branch, source_tree, source_tree.basis_tree(), 
                this_tree=target_tree)