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;; -*-theme-d-*-
;; Copyright (C) 2016 Tommi Höynälänmaa
;; Distributed under GNU General Public License version 3,
;; see file doc/GPL-3.
;; Expected results: translation and running OK
(define-proper-program (tests test467)
(import (standard-library core)
(standard-library console-io))
(declare :consumer <param-logical-type>)
(define-param-logical-type :iterator (%source %target)
(:procedure ((:consumer %source %target)) %target pure))
(define-param-logical-type :consumer (%source %target)
(:procedure ((:maybe %source) <boolean>
(:maybe (:iterator %source %target)))
%target pure))
(define-param-proc end-iter (%source %target)
(((consumer (:consumer %source %target))) %target pure)
(consumer null #t null))
(define-param-proc gen-list (%source %target)
(((l (:uniform-list %source))
(consumer (:consumer %source %target))
(genrest (:iterator %source %target)))
%target pure)
(match-type l
((<null>) (genrest consumer))
((l2 (:nonempty-uniform-list %source))
(consumer (car l2) #f
(lambda (((consumer (:consumer %source %target)))
%target pure)
(gen-list (cdr l2) consumer genrest))))))
(define-param-proc get-list-iterator (%source %target)
(((l (:uniform-list %source)))
(:iterator %source %target)
pure)
(lambda (((consumer (:consumer %source %target))) %target pure)
(gen-list l consumer end-iter)))
(define-param-proc my-map1 (%source %target %component)
(((proc (:procedure (%source) %component pure))
(iter (:iterator %source %target)))
%target pure)
(letrec ((my-loop
(:procedure ((:iterator %source %target)) %target pure)
(lambda (((iter (:iterator %source %target))) %target pure)
(iter (lambda (((x1 (:maybe %source))
(eof1? <boolean>)
(iter (:maybe (:iterator %source %target))))
%target pure)
(if eof1?
null
(cons
(proc (cast %source x1))
(my-loop (cast (:iterator %source %target)
iter)))))))))
(my-loop iter)))
(define-param-proc my-map2 (%source1 %source2 %target %component)
(((proc (:procedure (%source1 %source2) %component pure))
(iter1 (:iterator %source1 %target))
(iter2 (:iterator %source2 %target)))
%target pure)
(letrec ((my-loop
(:procedure ((:iterator %source1 %target)
(:iterator %source2 %target))
%target pure)
(lambda (((iter1 (:iterator %source1 %target))
(iter2 (:iterator %source2 %target))) %target pure)
(iter1 (lambda (((x1 (:maybe %source1))
(eof1? <boolean>)
(iter1 (:maybe (:iterator %source1 %target))))
%target pure)
(iter2 (lambda (((x2 (:maybe %source2))
(eof2? <boolean>)
(iter2 (:maybe (:iterator
%source2 %target))))
%target pure)
(if (or eof1? eof2?)
null
(cons
(proc (cast %source1 x1)
(cast %source2 x2))
(my-loop (cast
(:iterator %source1 %target)
iter1)
(cast
(:iterator %source2 %target)
iter2)))))))))))
(my-loop iter1 iter2)))
(define-simple-proc my-proc1 (((i <integer>)) (:pair <integer> <integer>)
pure)
(cons i i))
(define-main-proc (() <none> nonpure)
(let* ((l1 '(1 2 3 4 5))
(l2 '(10.5 20.5 -30.5 40.5 50.5))
(iter1 ((param-proc-instance get-list-iterator
<integer>
(:uniform-list
(:pair <integer> <integer>)))
l1))
(l3 (my-map1 my-proc1 iter1))
(iter1-2 ((param-proc-instance get-list-iterator
<integer>
(:uniform-list
(:pair <integer> <real>)))
l1))
(iter2 ((param-proc-instance get-list-iterator
<real>
(:uniform-list
(:pair <integer> <real>)))
l2))
(l4 (my-map2 cons iter1-2 iter2)))
(console-display-line l3)
(console-display-line l4))))
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