/src/lib/backtracking/node/backtracking_node_cut.e

 1-- This file is part of a Liberty Eiffel library.
 2-- See the full copyright at the end.
 3--
 4class BACKTRACKING_NODE_CUT
 5   --
 6   -- node to call cut and continue
 7   --
 8
 9inherit
10   BACKTRACKING_NODE
11      undefine
12         fill_tagged_out_memory
13      end
14
15insert
16   BACKTRACKING_NODE_FILL
17
18feature {ANY}
19   explore (explorer: BACKTRACKING)
20      do
21         -- cut until cut point
22         explorer.cut
23         -- continue
24         explorer.continue
25      end
26
27feature {}
28   do_fill_tagged_out_memory
29      do
30         tagged_out_memory.append(once "<cut>")
31      end
32
33end -- class BACKTRACKING_NODE_CUT
34--
35-- Copyright (C) 2009-2017: by all the people cited in the AUTHORS file.
36--
37-- Permission is hereby granted, free of charge, to any person obtaining a copy
38-- of this software and associated documentation files (the "Software"), to deal
39-- in the Software without restriction, including without limitation the rights
40-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
41-- copies of the Software, and to permit persons to whom the Software is
42-- furnished to do so, subject to the following conditions:
43--
44-- The above copyright notice and this permission notice shall be included in
45-- all copies or substantial portions of the Software.
46--
47-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
48-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
49-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
50-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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53-- THE SOFTWARE.