From: Kevin Ryde <user42@zip.com.au>
Subject: and-let* empty body
Date: Fri, 20 Aug 2004 11:34:23 +1000 [thread overview]
Message-ID: <87657ea8yo.fsf@zip.com.au> (raw)
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* and-let-star.scm (and-let*): Give #t for an empty body per srfi-2
spec, previously came out as an empty (begin).
This is another for 1.6 too.
[-- Attachment #2: and-let-star.scm.t.diff --]
[-- Type: text/plain, Size: 343 bytes --]
--- and-let-star.scm.~1.7.~ 2004-08-18 10:17:23.000000000 +1000
+++ and-let-star.scm 2004-08-19 14:34:36.000000000 +1000
@@ -25,7 +25,9 @@
(define (expand vars body)
(cond
((null? vars)
- `(begin ,@body))
+ (if (null? body)
+ #t
+ `(begin ,@body)))
((pair? vars)
(let ((exp (car vars)))
(cond
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next reply other threads:[~2004-08-20 1:34 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-20 1:34 Kevin Ryde [this message]
2004-08-24 17:14 ` and-let* empty body Marius Vollmer
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