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From: Richard Jones <rich@annexia.org>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] Default values for structures (feature request)
Date: Thu, 3 Jun 2004 10:31:06 +0100	[thread overview]
Message-ID: <20040603093106.GA26175@redhat.com> (raw)
In-Reply-To: <20040602.215655.68536952.garrigue@kurims.kyoto-u.ac.jp>

On Wed, Jun 02, 2004 at 09:56:55PM +0900, Jacques GARRIGUE wrote:
> From: Richard Jones <rich@annexia.org>
> 
> > Could have a syntax for default values for structures?  Something
> > like:
> > 
> > type t = { field1 : int = 0;
> >            field2 : string;  (* no default *)
> >          }
> 
> The difficulty should be apparent in your example: this supposes
> writing values in interfaces, which would be a major (huge) change in
> language design...

Out of interest, is there a theoretical reason why types shouldn't
contain values, or is it just because it's a lot of work to change the
compiler?

Rich.

-- 
Richard Jones. http://www.annexia.org/ http://www.j-london.com/
Merjis Ltd. http://www.merjis.com/ - improving website return on investment
Perl4Caml lets you use any Perl library in your type-safe Objective
CAML programs. http://www.merjis.com/developers/perl4caml/

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  parent reply	other threads:[~2004-06-03  9:31 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-02 12:12 Richard Jones
2004-06-02 12:56 ` Jacques GARRIGUE
2004-06-03  9:30   ` Sven Luther
2004-06-03 16:33     ` Christopher Dutchyn
2004-06-03  9:31   ` Richard Jones [this message]
2004-06-03 16:34     ` Christopher Dutchyn

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