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From: "M. A. Alves" <maa@liacc.up.pt>
Newsgroups: comp.lang.ada
Subject: Re: on package naming, should the word "_pkg" be part of it?
Date: Fri, 12 Oct 2001 11:35:06 +0000 (GMT)
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Date: 2001-10-12T11:35:06+00:00

> > > The Object.Method syntax can be implemented with preprocessing
> > > (please correct me if I am wrong on this).
> > Wouldn't you lose some of the dispatching capabilities of Ada then?

No.

> All you'd do (using a rough example of my suggestion earlier) would be
> to convert:
>
> class XXX is
>    procedure DoSomething;
>    procedure AClassOperation is classwide;
> end XXX;
>
> class YYY extends XXX is
>    procedure DoSomething;
>    Item_1 : Integer;
>    ClassItem : Integer is classwide; -- Use classwide, not static!!!
> end YYY;
>
> into:
>
> package XXXs is
>    type XXX is abstract tagged null record;
>    procedure DoSomething (This : in XXX);
>    procedure AClassOperation;
> end XXXs;
>
> package YYYs is
>    type YYY is new XXX with
>       record
>          Item_1 : Integer;
>       end record;
>    ClassItem : Integer;
> end YYYs;

Yes, looks like a sound equivalence model.  For preprocessing only
though; dont agree to put this in the language.

Cheers,

-- 
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