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;; -*-theme-d-*-
;; Copyright (C) 2008-2013 Tommi Höynälänmaa
;; Distributed under GNU General Public License version 3,
;; see file doc/GPL-3.
;; Expected results: (runtime) error
;; Theme seems not to be smart enough to handle typing
;; in the recursive call of my-map.
(define-proper-program (tests test173)
(import (standard-library core)
(standard-library console-io))
(define-param-proc my-for-all1? (%type1)
(((proc (:procedure (%type1) <boolean> pure))
(lst (:uniform-list %type1)))
<boolean>
pure)
(if (null? lst)
#t
(let* ((lst2 (cast (:nonempty-uniform-list %type1) lst))
(hd (car lst2))
(tl (cdr lst2)))
(and (proc hd)
(my-for-all1? proc tl)))))
(define-simple-proc my-map-car0
(((lists (:uniform-list <nonempty-list>)))
<list>
pure)
(if (null? lists)
null
;; If we enter here 'lists' is nonempty.
(let ((lists2 (cast (:nonempty-uniform-list <nonempty-list>) lists)))
(cons (car (car lists2))
(my-map-car0 (cdr lists2))))))
(define-param-proc my-map-car (%types)
(((lists (type-loop %type2 %types (:nonempty-uniform-list %type2))))
%types
pure)
(cast %types (my-map-car0 lists)))
(define-simple-proc my-map-cdr0
(((lists (:uniform-list <nonempty-list>)))
(:uniform-list <list>)
pure)
(if (null? lists)
null
;; If we enter here 'lists' is nonempty.
(let ((lists2 (cast (:nonempty-uniform-list <nonempty-list>) lists)))
(cons (cdr (car lists2))
(my-map-cdr0 (cdr lists2))))))
(define-param-proc my-map-cdr
(%types)
(((lists (type-loop %type4 %types (:nonempty-uniform-list %type4))))
(type-loop %type5 %types (:uniform-list %type5))
pure)
(cast (type-loop %type6 %types (:uniform-list %type6))
(my-map-cdr0 lists)))
(define-param-virtual-method my-map
(%arglist %result)
(((proc (:procedure ((splice %arglist)) %result pure))
(lists (splice (type-loop %type %arglist
(:uniform-list %type)))))
(:uniform-list %result)
pure)
null)
(define-param-virtual-method my-map
(%arglist %result)
(((proc (:procedure ((splice %arglist)) %result pure))
(lists (splice (type-loop %type %arglist
(:nonempty-uniform-list %type)))))
(:uniform-list %result)
pure)
(let* ((cars (my-map-car lists))
(cdrs (my-map-cdr lists)))
(cons
(apply proc cars)
(apply my-map (cons proc cdrs)))))
(define main
(lambda (() <none> nonpure)
(let* ((lst1 (list 1 2 3))
(lst2 (list "a" "b" "c"))
(result (my-map cons lst1 lst2)))
(console-display result)
(console-newline)))))
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