From: "Jeffrey R. Carter" <spam.jrcarter.not@spam.not.acm.org>
Subject: Re: Type naming conventions: Any_Foo
Date: Fri, 6 Dec 2019 21:18:10 +0100
Date: 2019-12-06T21:18:10+01:00 [thread overview]
Message-ID: <qsed22$93u$1@dont-email.me> (raw)
In-Reply-To: <qsbu56$18iv$1@gioia.aioe.org>
On 12/5/19 10:51 PM, Dmitry A. Kazakov wrote:
>
> Ada standard library uses _Type, e.g.
>
> generic
> type Element_Type (<>) is private;
> with function "=" (Left, Right : Element_Type) return Boolean is <>;
> package Ada.Containers.Indefinite_Holders
Yes, and the ARM also includes such abominations as anonymous access types. Just
because it's in the ARM doesn't mean it's the best way to do something. Element
is be a better name for that formal type.
> There are lots of cases in Ada, you certainly should know that. As a practical
> example GtkAda declares all widget types twice:
>
> type Gtk_Button_Record is ...
> type Gtk_Button is access all Gtk_Button_Record'Class;
No well designed library has public access types. You aren't required to use a
library that does, and you aren't required to use access types.
--
Jeff Carter
"Brave Sir Robin ran away."
Monty Python and the Holy Grail
59
next prev parent reply other threads:[~2019-12-06 20:18 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-04 13:56 Type naming conventions: Any_Foo Alejandro R. Mosteo
2019-12-04 14:52 ` Lucretia
2019-12-04 16:42 ` Alejandro R. Mosteo
2019-12-05 10:51 ` AdaMagica
2019-12-05 17:27 ` Jeffrey R. Carter
2019-12-05 17:45 ` Dmitry A. Kazakov
2019-12-05 20:03 ` Jeffrey R. Carter
2019-12-05 21:51 ` Dmitry A. Kazakov
2019-12-05 23:12 ` Randy Brukardt
2019-12-06 20:20 ` Jeffrey R. Carter
2019-12-07 1:19 ` Randy Brukardt
2019-12-06 20:18 ` Jeffrey R. Carter [this message]
2019-12-06 20:35 ` Dmitry A. Kazakov
2019-12-07 0:57 ` Randy Brukardt
2019-12-07 10:28 ` Jeffrey R. Carter
2019-12-07 12:36 ` Niklas Holsti
2019-12-08 12:04 ` Jeffrey R. Carter
2019-12-07 10:13 ` Jeffrey R. Carter
2019-12-07 11:21 ` Dmitry A. Kazakov
2019-12-08 11:55 ` Jeffrey R. Carter
2019-12-08 12:38 ` Dmitry A. Kazakov
2019-12-08 14:31 ` Shark8
2019-12-08 21:58 ` Jeffrey R. Carter
2019-12-09 22:47 ` Shark8
2019-12-07 23:24 ` Jere
2019-12-08 12:14 ` Jeffrey R. Carter
2019-12-09 22:07 ` Randy Brukardt
2019-12-05 19:49 ` Niklas Holsti
2019-12-05 20:47 ` Jeffrey R. Carter
2019-12-05 21:33 ` Niklas Holsti
2019-12-06 11:44 ` Lucretia
2019-12-06 20:23 ` Jeffrey R. Carter
2019-12-06 20:11 ` Jeffrey R. Carter
2019-12-06 20:46 ` Dmitry A. Kazakov
2019-12-06 21:55 ` Niklas Holsti
2019-12-07 10:19 ` Jeffrey R. Carter
2019-12-07 12:05 ` Niklas Holsti
2019-12-08 11:59 ` Jeffrey R. Carter
2019-12-06 8:57 ` AdaMagica
2019-12-06 9:55 ` J-P. Rosen
2019-12-06 15:30 ` Optikos
2019-12-07 3:34 ` Shark8
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