/src/lib/backtracking/node/backtracking_node_under_cut_point.e

 1-- This file is part of a Liberty Eiffel library.
 2-- See the full copyright at the end.
 3--
 4class BACKTRACKING_NODE_UNDER_CUT_POINT
 5   --
 6   -- node to evaluate an action under a cut point
 7   --
 8
 9inherit
10   BACKTRACKING_NODE_UNARY
11
12insert
13   BACKTRACKING_NODE_FILL
14
15create {ANY}
16   make
17
18feature {ANY}
19   explore (explorer: BACKTRACKING)
20      do
21         -- insert the cut point
22         explorer.push_cut_point
23         -- now evaluate 'node' under the cut point
24         explorer.set_current_node(node)
25      end
26
27feature {}
28   do_fill_tagged_out_memory
29      do
30         tagged_out_memory.append(once "<under cut point>(")
31         node.fill_tagged_out_memory
32         tagged_out_memory.append(once ")")
33      end
34
35end -- class BACKTRACKING_NODE_UNDER_CUT_POINT
36--
37-- Copyright (C) 2009-2017: by all the people cited in the AUTHORS file.
38--
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40-- of this software and associated documentation files (the "Software"), to deal
41-- in the Software without restriction, including without limitation the rights
42-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
43-- copies of the Software, and to permit persons to whom the Software is
44-- furnished to do so, subject to the following conditions:
45--
46-- The above copyright notice and this permission notice shall be included in
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48--
49-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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