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; Integration of STD and FTY with GL Demos
; Copyright (C) 2015, Oracle and/or its affiliates. All rights reserved.
;
; License: (An MIT/X11-style license)
;
; Permission is hereby granted, free of charge, to any person obtaining a
; copy of this software and associated documentation files (the "Software"),
; to deal in the Software without restriction, including without limitation
; the rights to use, copy, modify, merge, publish, distribute, sublicense,
; and/or sell copies of the Software, and to permit persons to whom the
; Software is furnished to do so, subject to the following conditions:
;
; The above copyright notice and this permission notice shall be included in
; all copies or substantial portions of the Software.
;
; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
; DEALINGS IN THE SOFTWARE.
;
; Original author: David L. Rager <david.rager@oracle.com>
(in-package "ACL2")
(include-book "std/top" :dir :system)
(include-book "centaur/gl/gl" :dir :system)
(include-book "centaur/gl/def-gl-rule" :dir :system)
(def-gl-clause-processor my-glcp)
(std::defenum player-count-p
(:zero :one :two :three))
(defconst *baseball* 0)
(defconst *basketball* 1)
(defconst *soccerball* 2)
(defconst *volleyball* 3)
(make-event
`(std::defenum ball-p
(,*baseball* ,*basketball* ,*soccerball* ,*volleyball*)))
(std::defaggregate sport
((player-count player-count-p
"Number of players, denoted with symbols instead of integers.")
(ball ball-p))
:layout :list)
(define set-sport-to-basketball
((sport sport-p))
(change-sport sport :ball *basketball*))
(defrule basketball-p-of-set-sport-to-basketball
(implies (sport-p sport)
(equal (sport->ball (set-sport-to-basketball sport))
*basketball*))
:enable (set-sport-to-basketball))
(def-gl-rule basketball-p-of-set-sport-to-basketball-via-gl
:hyp (sport-p sport)
:concl (equal (sport->ball (set-sport-to-basketball sport))
*basketball*)
:g-bindings `((sport ((player-count . ,(gl::g-ite '(:g-boolean . 0)
:zero
(gl::g-ite '(:g-boolean . 1)
:one
(gl::g-ite '(:g-boolean . 2)
:two
:three))))
(ball . (:g-number (3 4 5)))))))
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