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Fix and-let* so that it allows bodies according to SRFI 2.

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This commit is contained in:
Marc Nieper-Wißkirchen 2020-10-22 15:13:04 +02:00
parent 12636f4b19
commit 306dbd470a
2 changed files with 5 additions and 1 deletions
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4
lib/srfi/2.sld
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@ -5,8 +5,10 @@
(begin
(define-syntax and-let*
(syntax-rules ()
((and-let* ())
#t)
((and-let* () . body)
(begin #t . body))
(let* () . body))
((and-let* ((var expr)))
expr)
((and-let* ((expr)))

2
lib/srfi/2/test.sld
View file

@ -42,4 +42,6 @@
(let ((x #f)) (and-let* (x (y (- x 1)) ((positive? y))) (/ x y))))
(test 3/2
(let ((x 3)) (and-let* (x (y (- x 1)) ((positive? y))) (/ x y))))
(test 5 (and-let* () (define x 5) x))
(test 6 (and-let* ((x 6)) (define y x) y))
(test-end))))