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From: Martin Jambon <martin.jambon@ens-lyon.org>
To: Francois Berenger <berenger@riken.jp>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] module alias in a .mli file
Date: Sun, 18 Nov 2012 22:02:14 -0800	[thread overview]
Message-ID: <50A9CB66.1020207@ens-lyon.org> (raw)
In-Reply-To: <50A9C3BB.2050900@riken.jp>

On Sun 18 Nov 2012 09:29:31 PM PST, Francois Berenger wrote:
> Hello,
>
> Here is my stupid question of the day:
> can't I declare the following in a .mli file?
>
> module V3 = Vector3

No, because "= Vector3" specifies an implementation.
An mli file is a module interface, and module interfaces never contain 
implementations.

However, you may want to do this, which does what it says:

  module V3 : module type of Vector3

("language extension", since ocaml 3.12)


Martin


  reply	other threads:[~2012-11-19  6:02 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-19  5:29 Francois Berenger
2012-11-19  6:02 ` Martin Jambon [this message]
2012-11-19  6:36   ` Francois Berenger
2012-11-19 10:35     ` David House
2012-11-19 12:44       ` Paolo Donadeo
2012-11-19 15:46         ` Tiphaine Turpin
2012-11-19 14:51           ` David House
2012-11-20  1:38           ` Francois Berenger
2012-11-20  1:57             ` Francois Berenger
2012-11-19  6:03 ` Wojciech Meyer

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