From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from mail3-relais-sop.national.inria.fr (mail3-relais-sop.national.inria.fr [192.134.164.104])
	by walapai.inria.fr (8.13.6/8.13.6) with ESMTP id p4N9LpC6019269
	for <caml-list@sympa-roc.inria.fr>; Mon, 23 May 2011 11:21:51 +0200
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: AsECAKYm2k3RVaC2kGdsb2JhbACEXJNKjXQIFAEBAQEJCQ0HFAQiiHCdeYtfPII1g183iGIBAQMGgSWDZ4EHBIZKiUeLBTuDOA
X-IronPort-AV: E=Sophos;i="4.65,255,1304287200"; 
   d="scan'208";a="83709093"
Received: from mail-gy0-f182.google.com ([209.85.160.182])
  by mail3-smtp-sop.national.inria.fr with ESMTP/TLS/RC4-SHA; 23 May 2011 11:21:45 +0200
Received: by gyg13 with SMTP id 13so3158257gyg.27
        for <caml-list@inria.fr>; Mon, 23 May 2011 02:21:44 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=gmail.com; s=gamma;
        h=domainkey-signature:mime-version:in-reply-to:references:date
         :message-id:subject:from:to:content-type;
        bh=e+2QSU0UpjE4MNYrjeuwHgTc/TvBBujkN4p4pXWC1j4=;
        b=UH+cxd1ccIKyllEEnzkAdVTSa7m4Ft27500K50X8kL9GBCHedntoCYjb1INQwfcux1
         VO56sUwgmp1u1+LVdil7nUjKaF75E84xhBvF9zISkN/nxferXG1zix2yPJ6iaORvtgA9
         chdYalfuNi/230CpDGUztHtst3KDGum02Z6RQ=
DomainKey-Signature: a=rsa-sha1; c=nofws;
        d=gmail.com; s=gamma;
        h=mime-version:in-reply-to:references:date:message-id:subject:from:to
         :content-type;
        b=XOroAJqp8Fp2eJ7LNrMeJ+enDWJeUoTS0GtDhSW2kV7YicUI0Y2fABTjs301OCb5Vc
         M1/pgP+lgfvUNS/WvyORuG52UeH4KJhRo2y/Tg4o4J9MKyArUwwTYv7e9OZXt3N9oTXN
         8NI0PQjy2w/ctaFsO5dC20s0eqVPReEWQxtJo=
MIME-Version: 1.0
Received: by 10.151.118.18 with SMTP id v18mr2666324ybm.390.1306142504797;
 Mon, 23 May 2011 02:21:44 -0700 (PDT)
Received: by 10.151.6.21 with HTTP; Mon, 23 May 2011 02:21:44 -0700 (PDT)
In-Reply-To: <20110523090847.GB10168@melkinpaasi.cs.helsinki.fi>
References: <BANLkTik6eujEYmnJKP83Ev0G6b0r0WX+fg@mail.gmail.com>
	<4DDA1AD1.9070606@gmail.com>
	<BANLkTimXLL9i1Jqm=J_+MhcHQD7e8EBt2w@mail.gmail.com>
	<20110523090847.GB10168@melkinpaasi.cs.helsinki.fi>
Date: Mon, 23 May 2011 12:21:44 +0300
Message-ID: <BANLkTimq9iUXGu6mi22fgz_xjvcQgRPdnw@mail.gmail.com>
From: Dmitry Grebeniuk <gdsfh1@gmail.com>
To: caml-list@inria.fr
Content-Type: text/plain; charset=UTF-8
Subject: Re: [Caml-list] ocaml, objects, classes, type ascription, virtual methods

Hello.

> Are you sure you need a superclass at all? If you just want to make
> sure that certain objects have certain methods, why not simply use
> object types in signatures or type annotations?

  I want to avoid copy-paste required to write explicitely the
type of "base".  However, if this behaviour is normal/intended,
I will write the type "base" later.