From: Hans Aberg <haberg-1@telia.com>
To: Andy Wingo <wingo@pobox.com>
Cc: guile-user@gnu.org
Subject: Re: List functions
Date: Wed, 1 Dec 2010 20:56:02 +0100 [thread overview]
Message-ID: <5C4C6BCD-02B4-47BB-9D38-099DDA1D4508@telia.com> (raw)
In-Reply-To: <m3y689w9sz.fsf@unquote.localdomain>
On 1 Dec 2010, at 20:51, Andy Wingo wrote:
>> () x into (() x)
>
> What is the meaning of this?
>
> Did you mean
>
> () x into (map (lambda (f) (f x)) '())
>
> ?
I am trying to eliminate the "\" of the Haskell binding syntax \ ... -
> f, by making the parser grammar rule for ... the same as evaluation
rule f ...
Then, as one can define \() x -> f for thunks, also () x becomes
available for evaluation. So the question is to bother giving it
meaning. One possibility might be as a constant evaluation to itself
() x = () for any argument.
next prev parent reply other threads:[~2010-12-01 19:56 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-01 16:28 List functions Hans Aberg
2010-12-01 17:35 ` Joel James Adamson
2010-12-01 17:48 ` Hans Aberg
2010-12-01 19:20 ` Keith Wright
2010-12-01 19:50 ` Hans Aberg
2010-12-01 20:26 ` Hans Aberg
2010-12-01 21:34 ` Keith Wright
2010-12-01 22:19 ` Hans Aberg
2010-12-01 22:43 ` Hans Aberg
2010-12-03 15:06 ` Hans Aberg
2010-12-01 19:51 ` Andy Wingo
2010-12-01 19:56 ` Hans Aberg [this message]
2010-12-02 9:57 ` Marco Maggi
2010-12-02 10:10 ` Marco Maggi
2010-12-02 11:31 ` Hans Aberg
2010-12-02 16:06 ` Hans Aberg
2010-12-03 9:20 ` Hans Åberg
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