From: Simon Wright <simon@pushface.org>
Subject: Re: Proposed change to BC iterator parameters
Date: 12 Dec 2003 05:29:11 +0000
Date: 2003-12-12T05:29:11+00:00 [thread overview]
Message-ID: <x7vwu921u54.fsf@smaug.pushface.org> (raw)
In-Reply-To: FYSBb.359924$275.1185626@attbi_s53
"Steve" <nospam_steved94@comcast.net> writes:
> "Robert A Duff" <bobduff@shell01.TheWorld.com> wrote in message
> news:wccekvc2rol.fsf@shell01.TheWorld.com...
> [snip]
> >
> > I don't understand the point of Param_Type and Param above. If you want
> > to pass extra information to Apply, nest the instantiation in a place
> > where it can see that data.
>
> The reason for Param_Type and Param is to avoid using data outside of the
> scope of the Apply routine except for the arguments to the Apply machine.
> It comes from that old school of thought:
> Avoid global data
> All inputs and outputs of a procedure should appear in their parameter
> lists
>
> Following these simple guidelines usually makes code a lot easier to follow.
I see these extensions were added to the BCs on 1 Dec 1999, in
response to a request from a user (also called Steve!)
--
Simon Wright 100% Ada, no bugs.
next prev parent reply other threads:[~2003-12-12 5:29 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-10 13:36 Proposed change to BC iterator parameters amado.alves
2003-12-10 16:47 ` Proposed change to BC iterator parameters [limitedness] Georg Bauhaus
2003-12-10 17:39 ` Proposed change to BC iterator parameters Martin Krischik
2003-12-10 18:22 ` Jeffrey Carter
2003-12-10 23:00 ` Robert A Duff
2003-12-11 1:00 ` Jeffrey Carter
2003-12-11 15:09 ` Robert A Duff
2003-12-11 8:33 ` Dmitry A. Kazakov
2003-12-10 20:50 ` Simon Wright
2003-12-10 23:12 ` Robert A Duff
2003-12-11 5:07 ` Steve
2003-12-11 15:24 ` Robert A Duff
2003-12-11 17:39 ` Jeffrey Carter
2003-12-12 22:22 ` Robert A Duff
2003-12-13 0:57 ` Jeffrey Carter
2003-12-17 20:59 ` Robert A Duff
2003-12-18 10:05 ` Dmitry A. Kazakov
2003-12-18 18:14 ` Robert A Duff
2003-12-19 10:53 ` Dmitry A. Kazakov
2003-12-19 16:17 ` Georg Bauhaus
2003-12-19 17:19 ` Dmitry A. Kazakov
2003-12-19 22:51 ` Robert A Duff
2003-12-20 12:20 ` Dmitry A. Kazakov
2003-12-19 22:47 ` Robert A Duff
2003-12-20 2:11 ` Stephen Leake
2003-12-20 19:08 ` Robert I. Eachus
2003-12-21 11:39 ` Simon Wright
2003-12-21 18:13 ` Robert I. Eachus
2003-12-21 13:58 ` Dmitry A. Kazakov
2003-12-22 1:25 ` Robert I. Eachus
[not found] ` <916oa1-c93.ln1@beastie.ix.netcom.com>
2003-12-13 16:57 ` Simon Wright
2003-12-12 5:29 ` Simon Wright [this message]
2003-12-12 22:26 ` Robert A Duff
2003-12-13 16:55 ` Simon Wright
2003-12-13 17:27 ` Dmitry A. Kazakov
2003-12-13 2:44 ` Steve
-- strict thread matches above, loose matches on Subject: below --
2003-12-23 10:40 amado.alves
2003-12-19 15:53 amado.alves
2003-12-19 23:05 ` Robert A Duff
2003-12-11 16:02 amado.alves
2003-12-11 15:05 ada_wizard
2003-12-11 16:45 ` Robert A Duff
2003-12-11 12:56 amado.alves
2003-12-17 20:25 ` Robert A Duff
2003-12-11 12:43 amado.alves
2003-12-11 12:33 amado.alves
2003-12-10 14:39 amado.alves
2003-12-10 5:46 Simon Wright
2003-12-10 18:12 ` Jeffrey Carter
2003-12-11 16:10 ` Martin Krischik
2003-12-10 20:59 ` Simon Wright
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