From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Subject: Re: A function that cannot be called?
Date: Fri, 19 Oct 2018 17:39:53 +0200
Date: 2018-10-19T17:39:53+02:00 [thread overview]
Message-ID: <pqctsa$1oo0$1@gioia.aioe.org> (raw)
In-Reply-To: pqco17$2vr$1@dont-email.me
On 2018-10-19 16:00, G.B. wrote:
> Not having any objects at all needs to be a feature of the
> Ada language's type system, at least for this kind of competition.
Why?
The purpose of the (<>) hack is not to prevent object existence, it is
for ensuring proper initialization of.
What Ada language needs is proper constructors.
Non-existent objects do not exist merely because they don't ...
> (Hence hiding the full type in a private nest with no body.)
>
> The members of the functionist faction will turn their eyes
> towards the cieling in dispair:
> it is these weird functions involving uninhabited types that have
> turned out to be essential for the interplay between logicians
> and computer scientists discovering practical solutions. For
> example, what about a type system that guarantees termination?
Termination of what? It may come as a revelation for FP folks, but a
simple power plug guaranties ultimate termination of whatever program
... (:-))
--
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de
next prev parent reply other threads:[~2018-10-19 15:39 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-18 12:14 A function that cannot be called? G.B.
2018-10-18 15:33 ` Stefan.Lucks
2018-10-18 20:21 ` G.B.
2018-10-18 20:57 ` Niklas Holsti
2018-10-19 7:15 ` Dmitry A. Kazakov
2018-10-19 13:55 ` G.B.
2018-10-19 15:31 ` Dmitry A. Kazakov
2018-10-18 17:03 ` AdaMagica
2018-10-18 19:36 ` G.B.
2018-10-18 21:30 ` Randy Brukardt
2018-10-19 14:00 ` G.B.
2018-10-19 15:39 ` Dmitry A. Kazakov [this message]
2018-10-20 1:34 ` Randy Brukardt
2018-10-20 9:14 ` G.B.
2018-10-20 11:13 ` Simon Wright
2018-10-20 14:11 ` Dmitry A. Kazakov
2018-10-21 9:25 ` G.B.
2018-10-21 9:07 ` G.B.
2018-10-21 9:51 ` Dmitry A. Kazakov
2018-10-21 10:57 ` Niklas Holsti
2018-10-21 18:00 ` Simon Wright
2018-10-19 8:48 ` AdaMagica
2018-10-19 11:15 ` G.B.
2018-10-19 17:06 ` AdaMagica
2018-10-19 19:57 ` G.B.
2018-10-19 22:06 ` Jere
2018-10-21 10:14 ` G.B.
2018-10-21 11:30 ` Egil H H
2018-10-23 11:45 ` G.B.
2018-10-23 14:35 ` Jere
2018-10-23 14:57 ` Dmitry A. Kazakov
2018-10-23 17:49 ` G.B.
2018-10-23 19:25 ` Dmitry A. Kazakov
2018-10-24 7:35 ` G.B.
2018-10-24 8:14 ` Dmitry A. Kazakov
2018-10-19 18:19 ` marciant
2018-10-19 18:22 ` marciant
2018-10-20 1:36 ` Randy Brukardt
2018-10-20 2:54 ` marciant
2018-10-19 20:25 ` Shark8
2018-10-19 23:28 ` marciant
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