From: skaller <skaller@users.sourceforge.net>
To: briand@aracnet.com
Cc: caml-list <caml-list@inria.fr>
Subject: Re: [Caml-list] mutually recursive classes (yes - again)
Date: 10 Jan 2005 18:35:32 +1100 [thread overview]
Message-ID: <1105342532.3534.17.camel@pelican.wigram> (raw)
In-Reply-To: <16865.64337.367003.181340@soggy.deldotd.com>
On Mon, 2005-01-10 at 14:49, briand@aracnet.com wrote:
> let z1 = new a1 ?? ?? ;;
> let z2 = new a2 ?? ?? ;;
>
> Obviously I need to "ground" the recursion somehow,
Try
let rec
z1 = new a1 z1 z2 and
z2 = new a2 z2 z1
;;
> I have about 7 more classes in this recursion-fest and a nice orderly
> way to handle it would be VERY helpful.
Try
class a1 (x:a1 option) (y:a2 option) =
a1 option has value
Some of a1 | None
and so is like a C pointer.
--
John Skaller, mailto:skaller@users.sf.net
voice: 061-2-9660-0850,
snail: PO BOX 401 Glebe NSW 2037 Australia
Checkout the Felix programming language http://felix.sf.net
prev parent reply other threads:[~2005-01-10 7:35 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-10 3:49 briand
2005-01-10 7:35 ` skaller [this message]
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