/src/lib/backtracking/node/backtracking_node_unary.e
Specman e | 55 lines | 22 code | 6 blank | 27 comment | 0 complexity | 6c96cd57c8bb28f051074a23a3f85ea4 MD5 | raw file
1-- This file is part of a Liberty Eiffel library. 2-- See the full copyright at the end. 3-- 4deferred class BACKTRACKING_NODE_UNARY 5 -- 6 -- node that reference one subnode 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 node: BACKTRACKING_NODE 20 -- the node 21 22 make, set_node (value: BACKTRACKING_NODE) 23 require 24 value_not_void: value /= Void 25 do 26 node := value 27 ensure 28 definition: node = value 29 node_not_void: node /= Void 30 end 31 32invariant 33 node_not_void: node /= Void 34 35end -- class BACKTRACKING_NODE_UNARY 36-- 37-- Copyright (C) 2009-2017: by all the people cited in the AUTHORS file. 38-- 39-- Permission is hereby granted, free of charge, to any person obtaining a copy 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 47-- all copies or substantial portions of the Software. 48-- 49-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 50-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 51-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 52-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 53-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 54-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 55-- THE SOFTWARE.