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;; -*-theme-d-*-
;; Copyright (C) 2014, 2024 Tommi Höynälänmaa
;; Distributed under GNU General Public License version 3,
;; see file doc/GPL-3.
;; Expected results: translation error
;; Uniform list type is not a subtype of <null> or nonempty list type.
(define-proper-program (tests test154)
(import (standard-library core)
(standard-library string-utilities)
(standard-library console-io)
(standard-library object-string-conversion))
(add-virtual-method my-map
(param-lambda
(%arg %result)
(((proc (:procedure (%arg) %result pure))
(lst <null>))
(:uniform-list %result)
pure)
null))
(add-virtual-method my-map
(param-lambda
(%arg %result)
(((proc (:procedure (%arg) %result pure))
(lst (:nonempty-uniform-list %arg)))
(:uniform-list %result)
pure)
(let ((hd (car lst))
(tl (cdr lst)))
(cons (proc hd) (my-map proc tl)))))
(define main
(lambda (() <none> nonpure)
(let* ((lst (:uniform-list <integer>) (list 1 2 3 4 5))
(proc (lambda (((n <integer>)) <string> pure)
(string-append "*" (integer->string n) "*")))
(result (my-map proc lst)))
(console-display result)
(console-newline)))))
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