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From: "Grein, Christoph" <christoph.grein@eurocopter.com>
To: comp.lang.ada@ada.eu.org
Subject: Re: Problem Eliminating constructors
Date: Fri, 17 Jan 2003 07:54:32 +0100 (MET)
Date: 2003-01-17T07:54:32+01:00	[thread overview]
Message-ID: <mailman.1.1042786902.18144.comp.lang.ada@ada.eu.org> (raw)

> package A is
> 
>   type A_Type is tagged
>     record
>       X: Integer;
>     end;
>     
    package Avoid_Primitiveness is
>     function Create(X: Integer) return A_Type; -- guess what is the body
    end Avoid_Primitiveness;
>   
> end A;
> 
> Then I have
> 
> type B_Type is new A.A_Type with
>   record
>     Y: Integer;
>   end;
> 
> Compiler requires me to override Create as the return type changes.
> But it is meaningless as now I need Create with two parameters
> instead of one.
> 
> What to do?
> 
> Maybe there are a wau to make "function Create(X: Integer) return 
> A_Type" not a primitive operation so that compiler will not more
> request to override it?
> 
> Or maybe just move declaration of this func out of package A?



             reply	other threads:[~2003-01-17  6:54 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-01-17  6:54 Grein, Christoph [this message]
  -- strict thread matches above, loose matches on Subject: below --
2003-01-17  0:19 Problem Eliminating constructors Victor Porton
2003-01-17 15:21 ` John English
2003-01-17 21:10 ` Victor Porton
2003-01-18 15:19 ` Simon Wright
2003-01-20 11:39 ` Rodrigo García
2003-01-20 21:07 ` Victor Porton
2003-01-21  9:44   ` Dmitry A. Kazakov
2003-01-21 19:01     ` Martin Krischik
2003-01-21 11:43   ` Rodrigo García
2003-01-21 15:03   ` Stephen Leake
2003-01-21 13:09 ` Victor Porton
2003-01-22 15:26   ` Rodrigo García
2003-01-21 18:38 ` Victor Porton
2003-01-23 17:08   ` Stephen Leake
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