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From: "Thompson, David" <dthompson2@worcester.edu>
To: Dmitry Bogatov <KAction@gnu.org>
Cc: Guile User <guile-user@gnu.org>
Subject: Re: Define in let
Date: Tue, 20 Aug 2013 12:57:15 -0400	[thread overview]
Message-ID: <CAJ=RwfZr2nHHz7GEYZfegC+rFCWc4ok5V28=J6PNBHA-thVDaw@mail.gmail.com> (raw)
In-Reply-To: <87k3jgb9kr.fsf@gnu.org>

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On Tue, Aug 20, 2013 at 12:39 PM, Dmitry Bogatov <KAction@gnu.org> wrote:

>
> It seems following is invalid:
>
>    (let ((a 2))
>         (define (foo x) (+ a x)))
>
> I prefer to reduce scope of variable as much as possible, so
> I find this restriction unconvinent. Is is part of standard or technical
> limitation? Is it any workaround?
>


The problem is that you have an invalid `let` form. You need an expression
besides `define`.

Something like this would be valid:

(let ((a 2))
  (define (foo x) (+ a x))
  (foo 4))


>
> Please, keep in CC, I am not subscribed.
>
> --
> Best regards, Dmitry Bogatov <KAction@gnu.org>,
> Free Software supporter and netiquette guardian.
>         git clone git://kaction.name/rc-files.git --depth 1
>         GPG: 54B7F00D
> Html mail and proprietary format attachments are forwarded to /dev/null.
>

- Dave Thompson

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  reply	other threads:[~2013-08-20 16:57 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-20 16:39 Define in let Dmitry Bogatov
2013-08-20 16:57 ` Thompson, David [this message]
2013-08-20 17:02 ` Taylan Ulrich B.
2013-08-20 17:18 ` John B. Brodie
2013-08-20 17:19 ` Ian Price
2013-08-20 17:52 ` Mike Gran
2013-08-20 21:01 ` David Pirotte
2013-08-21  6:52   ` Panicz Maciej Godek
2013-08-21  6:55     ` Panicz Maciej Godek
2013-08-21  9:28     ` Ralf Mattes
2013-08-21 10:17       ` Panicz Maciej Godek
2013-08-21 10:32         ` Ralf Mattes
2013-08-21 11:01           ` Panicz Maciej Godek
2013-08-21 15:42   ` Dmitry Bogatov

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