From: "Nicolas Pouillard" <nicolas.pouillard@gmail.com>
To: "Sam Steingold" <sds@gnu.org>
Cc: "Nicolas barnier" <barnier@recherche.enac.fr>,
"Caml list" <caml-list@inria.fr>
Subject: Re: [Caml-list] Re: Arg.spec and option types
Date: Thu, 22 Mar 2007 21:46:34 +0100 [thread overview]
Message-ID: <cd67f63a0703221346s5e580386vcb1d81d3f2b9219d@mail.gmail.com> (raw)
In-Reply-To: <4602E7F2.3060804@gnu.org>
On 3/22/07, Sam Steingold <sds@gnu.org> wrote:
> Nicolas barnier wrote:
> >
> > I think it would therefore be quite useful to add
> > Set_option_{string|int|float}
> > constructors which would expect {string|int|float} option ref values as
> > arguments (usually initialized with None). Do others think the same or use
> > some other workaround to obtain this behaviour ?
>
> It is nice to know that I am not the only one who is writing
> Arg.String (fun s -> foo := Some s)
> all the time.
>
> Sam.
>
What about,
let opt_str r = Arg.String (fun s -> r := Some s);;
... opt_str foo ...
That's what I use all the time.
--
Nicolas Pouillard
prev parent reply other threads:[~2007-03-22 20:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-22 14:56 Nicolas barnier
2007-03-22 20:32 ` Sam Steingold
2007-03-22 20:46 ` Nicolas Pouillard [this message]
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