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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: translation and running OK
(define-proper-program (tests test46)
(import (standard-library core)
(standard-library console-io))
(declare :my-tree <param-class>)
(define-param-class :my-tree
(parameters %type)
(fields
(node-value %type public public)
(subtrees (:uniform-list (:my-tree %type)) public public)))
(define-simple-proc make-my-tree
(((node-value <integer>) (subtrees (:uniform-list (:my-tree <integer>))))
(:my-tree <integer>)
pure)
(create (:my-tree <integer>)
node-value
subtrees))
(define my-string-append
(prim-proc string-append (<string> <string>) <string> pure))
(define-simple-proc get-prefix (((level <integer>)) <string> force-pure)
(if (<= level 0)
""
(my-string-append " " (get-prefix (- level 1)))))
(define-param-proc do-display-my-tree (%element2)
(((tree (:my-tree %element2)) (level <integer>)) <none> nonpure)
(let ((prefix <string> (get-prefix level)))
(console-display-string prefix)
(console-display (field-ref tree 'node-value))
(console-newline)
(let-mutable ((cur-subtrees (:uniform-list (:my-tree %element2))
(field-ref tree 'subtrees)))
(until ((equal? cur-subtrees null))
(let ((cur-subtrees1
(cast (:nonempty-uniform-list (:my-tree %element2))
cur-subtrees)))
(do-display-my-tree (car cur-subtrees1)
(+ level 1))
(set! cur-subtrees (cdr cur-subtrees1)))))))
(define-param-proc display-my-tree (%element3)
(((tree (:my-tree %element3))) <none> nonpure)
(do-display-my-tree tree 0))
(define main
(lambda (() <integer> nonpure)
(let ((my-tree
(make-my-tree
1
(list
(make-my-tree
2
null)
(make-my-tree
3
(list
(make-my-tree
4
null)
(make-my-tree
5
null)))))))
(display-my-tree my-tree))
0)))
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