comparison cpack/dml/lib/insist.pl @ 0:718306e29690 tip

commiting public release
author Daniel Wolff
date Tue, 09 Feb 2016 21:05:06 +0100
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-1:000000000000 0:718306e29690
1 /* Part of DML (Digital Music Laboratory)
2 Copyright 2014-2015 Samer Abdallah, University of London
3
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public
15 License along with this library; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 :- module(insist, [insist/1,insist/2, insist/3]).
20 :- meta_predicate insist(0,:), insist(0), insist(+,0,:).
21
22 insist(G) :- insist(G,failed(G)).
23 insist(G,Ex) :- call(G) -> true; throw(Ex).
24 insist(det,G,Ex) :- insist(G,Ex).
25 insist(multi,G,Ex) :- call(G) *-> true; throw(Ex).
26
27 user:goal_expansion(insist(G),X) :- user:goal_expansion(insist(G,failed(G)),X).
28 user:goal_expansion(insist(G,Ex),(G->true;throw(Ex))).
29 user:goal_expansion(insist(det,G,Ex),X) :- user:goal_expansion(insist(G,Ex),X).
30 user:goal_expansion(insist(multi,G,Ex),(G*->true;throw(Ex))).