From: Tobias Brandt <tob.brandt@gmail.com>
To: "guile-user@gnu.org" <guile-user@gnu.org>
Subject: Why is an empty lambda body not allowed?
Date: Fri, 4 Jul 2014 20:20:31 +0200 [thread overview]
Message-ID: <CAOOWqiqJqjxR65yVALkqPT4WnyXz60svN-zQ4qt4de9rWFUMJA@mail.gmail.com> (raw)
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Hi,
it seems to be illegal to write
(lambda ())
I would have expected this to evaluate to a procedure returning unspecified.
On the other hand, the following are all valid
(begin)
(define x (begin))
(lambda () x)
but
(lambda () (begin))
is not.
Why is that?
Cheers,
Tobias
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next reply other threads:[~2014-07-04 18:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-04 18:20 Tobias Brandt [this message]
2014-07-04 18:44 ` Why is an empty lambda body not allowed? Taylan Ulrich Bayirli/Kammer
2014-07-04 19:14 ` Tobias Brandt
2014-07-04 22:01 ` Taylan Ulrich Bayirli/Kammer
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