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From: Bill Findlay <yaldnif.w@blueyonder.co.uk>
Newsgroups: comp.lang.ada
Subject: Re: Ada202X: Easy to use "UML private"-like components
Date: Sun, 23 Jun 2013 19:14:29 +0100
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Date: 2013-06-23T19:14:29+01:00
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On 23/06/2013 16:28, in article wccppvc26ef.fsf@shell01.TheWorld.com,
"Robert A Duff" <bobduff@shell01.TheWorld.com> wrote:
> No, that's not at all what I meant.  I meant that a package would
> come in three parts:
> 
>     package P is
>         ...
>     end P;
> 
>     package private P is -- Just making up syntax here.
>         ...
>     end P;
> 
>     package body P is
>         ...
>     end P;
> 
> Normally stored in 3 separate source files.  There would be no
> private part syntax like we currently have.
> 
> I'm not suggesting this is the best idea -- I'm just suggesting
> that it would fit in with the compilation model the Ada 83 designers
> had in mind.  I would ditch that model, thus making the above
> suggestion irrelevant.

That is exactly what Ichbiah's previous language, LIS, had:
IIRC interface, representation, and implementation parts as separate
compilation units.

-- 
Bill Findlay
with blueyonder.co.uk;
use  surname & forename;