From: Andreas Rossberg <rossberg@mpi-sws.org>
To: Tim Hanson <sideskate@gmail.com>
Cc: OCaml List <caml-list@inria.fr>
Subject: Re: [Caml-list] Classes/objects with internal references to lists of objects of the same type
Date: Fri, 5 Feb 2010 22:04:27 +0100 [thread overview]
Message-ID: <464C6D1A-C030-4319-9C8E-79D499C0CAFC@mpi-sws.org> (raw)
In-Reply-To: <9d2084741002051116y188cbc55t4961e254ed4b72dd@mail.gmail.com>
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On Feb 5, 2010, at 20.16 h, Tim Hanson wrote:
>
> I'm trying to make two classes that have internal references to
> themselves and each other, but can't figure it out. e.g:
> -------
> class a_pad = object
> val mutable parent_mod = new a_mod
> val mutable connnected : 'a_pad list = []
> end
>
> class a_mod = object
> val mutable pads : 'a_pad list = []
> end
> -------
Try:
class a_pad =
object
val mutable parent_mod = new a_mod
val mutable connected : a_pad list = []
end
and a_mod =
object
val mutable pads : a_pad list = []
end
Cheers,
/Andreas
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prev parent reply other threads:[~2010-02-05 21:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-05 19:16 Tim Hanson
2010-02-05 21:04 ` Andreas Rossberg [this message]
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