comp.lang.ada
 help / color / mirror / Atom feed
From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Subject: Re: Discriminant of a limited type object
Date: Fri, 2 Mar 2018 11:30:33 +0100
Date: 2018-03-02T11:30:33+01:00	[thread overview]
Message-ID: <p7b948$dq2$2@gioia.aioe.org> (raw)
In-Reply-To: p79t68$kds$1@franka.jacob-sparre.dk

On 01/03/2018 23:00, Randy Brukardt wrote:

> It's not clear that there is much use for streaming of limited objects, as
> streaming is very much like assignment (it makes a copy of the object). One
> would expect that if assignment is a problem, so would streaming be a
> problem.

Assignment is a problem, construction is not. If streaming is a way to 
create a limited object that is OK, e.g. saving worker task state and 
restarting the task later in that state.

> I suppose there are some cases where controlled assignment isn't a
> good solution (I haven't seen one personally, but everything happens
> eventually...), but it seems like a niche need at best.

Controlled assignment? It is all OK if doubly-dispatching, otherwise it 
is a bug on many occasions.

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de

      reply	other threads:[~2018-03-02 10:30 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-27 17:54 Discriminant of a limited type object Dmitry A. Kazakov
2018-02-27 22:20 ` Randy Brukardt
2018-02-27 22:53   ` Dmitry A. Kazakov
2018-02-28  6:36     ` J-P. Rosen
2018-02-28  8:42       ` Dmitry A. Kazakov
2018-02-28  9:07         ` J-P. Rosen
2018-02-28 17:16       ` Jeffrey R. Carter
2018-02-28 23:10     ` Randy Brukardt
2018-03-01  8:43       ` Dmitry A. Kazakov
2018-03-01 22:00         ` Randy Brukardt
2018-03-02 10:30           ` Dmitry A. Kazakov [this message]
replies disabled

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox