From: Richard Jones <rich@annexia.org>
To: Nicolas Pouillard <nicolas.pouillard@gmail.com>
Cc: caml-list <caml-list@inria.fr>
Subject: Re: [Caml-list] Two camlp4 questions
Date: Sat, 26 Apr 2008 17:47:08 +0100 [thread overview]
Message-ID: <20080426164708.GB20686@annexia.org> (raw)
In-Reply-To: <1209214299-sup-324@ausone.local>
On Sat, Apr 26, 2008 at 02:54:12PM +0200, Nicolas Pouillard wrote:
> Excerpts from Richard Jones's message of Fri Apr 25 15:18:12 +0200 2008:
> > (1) How do I match on the pattern which is literally '_' in the
> > original code?
> >
> > match mypatt with
> > | <:patt< _ >> -> ...
> >
> > seems like it matches any pattern.
>
> I don't think so, it's supposed to match only the wildcard pattern.
>
> Proof:
> $ camlp4oof -str 'match x with <:patt< _ >> -> y'
> match x with | Ast.PaAny _ -> y
OK thanks - I was obviously confused.
Rich.
--
Richard Jones
Red Hat
prev parent reply other threads:[~2008-04-26 16:47 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-25 13:18 Richard Jones
2008-04-25 13:58 ` [Caml-list] " Martin Jambon
2008-04-25 14:54 ` Richard Jones
2008-04-26 12:54 ` Nicolas Pouillard
2008-04-26 16:47 ` Richard Jones [this message]
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