From: jsa@alexandria (Jon S Anthony)
Subject: Re: Syntax for tagged record types (was Re: Not intended for use in medical,)
Date: 1997/05/23
Date: 1997-05-23T00:00:00+00:00 [thread overview]
Message-ID: <JSA.97May22203202@alexandria> (raw)
In-Reply-To: mheaney-ya023680002105972302430001@news.ni.net
In article <mheaney-ya023680002105972302430001@news.ni.net> mheaney@ni.net (Matthew Heaney) writes:
> In article <JSA.97May21160340@alexandria>, jsa@alexandria (Jon S Anthony) wrote:
>
>
> >That's more or less what Limited_Controlled gives you. You can "pass
> >parameters" to Initialize via discriminants. You can also play the
> >"rename the function result" game for limited types (which I think is
> >actually pretty nice) and that does what you want as well.
>
> I think that using discriminants as "constructor arguments" is a real
> kludge, and obfuscates declarations. Ada 95 doesn't have constructors, so
> let's not try to fight the language.
Who's fighting. That's what this stuff is there for. You can say it
isn't done too well, but that's different.
> Here is what I'd like to do:
>
> declare
> The_File : File_Type'Open (Name => "my_file.dat", Mode => In_Mode);
> begin
>
> Renaming a function return as a constant object won't fly, because I have
> to modify the object.
Well then, it's not of a limited type, now is it? which is the context
that was being discussed...
/Jon
--
Jon Anthony
Organon Motives, Inc.
Belmont, MA 02178
617.484.3383
jsa@organon.com
next prev parent reply other threads:[~1997-05-23 0:00 UTC|newest]
Thread overview: 120+ messages / expand[flat|nested] mbox.gz Atom feed top
1997-04-23 0:00 Not intended for use in medical, Robert C. Leif, Ph.D.
1997-04-24 0:00 ` J. Florio
1997-04-25 0:00 ` Kevin Cline
1997-04-25 0:00 ` Robert Dewar
1997-04-25 0:00 ` Ken Garlington
1997-04-28 0:00 ` John Apa
1997-04-28 0:00 ` John M. Mills
1997-04-30 0:00 ` Larry Kilgallen
1997-05-02 0:00 ` Nick Roberts
1997-04-28 0:00 ` Robert Dewar
1997-04-29 0:00 ` Kaz Kylheku
1997-04-30 0:00 ` John Apa
[not found] ` <3367CE1E.5ED1@die_spammer.dasd.honeywell.com>
1997-05-01 0:00 ` Kaz Kylheku
1997-05-03 0:00 ` Simon Wright
1997-05-04 0:00 ` Robert Dewar
1997-05-04 0:00 ` Richard Kenner
1997-05-04 0:00 ` Kaz Kylheku
1997-05-04 0:00 ` Robert Dewar
1997-05-04 0:00 ` Richard Kenner
1997-05-05 0:00 ` Kaz Kylheku
1997-05-06 0:00 ` Kaz Kylheku
1997-05-06 0:00 ` Robert A Duff
1997-05-07 0:00 ` Robert Dewar
1997-05-08 0:00 ` Robert A Duff
1997-05-09 0:00 ` Robert I. Eachus
1997-05-11 0:00 ` Robert Dewar
1997-05-11 0:00 ` Matthew Heaney
1997-05-12 0:00 ` Robert Dewar
1997-05-12 0:00 ` Matthew Heaney
1997-05-13 0:00 ` Jon S Anthony
1997-05-13 0:00 ` Matthew Heaney
1997-05-14 0:00 ` Robert Dewar
1997-05-14 0:00 ` Robert Dewar
1997-05-14 0:00 ` Robert Dewar
1997-05-14 0:00 ` Nick Roberts
1997-05-14 0:00 ` Robert Dewar
1997-05-15 0:00 ` W. Wesley Groleau (Wes)
1997-05-12 0:00 ` Robert I. Eachus
1997-05-13 0:00 ` Robert Dewar
1997-05-14 0:00 ` Nick Roberts
1997-05-14 0:00 ` Robert Dewar
[not found] ` <01bc6182$30e3a7c0$LocalHost@xhv46.dial.pipex.com>
1997-05-16 0:00 ` Robert Dewar
1997-05-16 0:00 ` Robert A Duff
1997-05-16 0:00 ` Robert I. Eachus
1997-05-18 0:00 ` Nick Roberts
1997-05-18 0:00 ` Matthew Heaney
1997-05-19 0:00 ` Robert I. Eachus
1997-05-19 0:00 ` Matthew Heaney
1997-05-20 0:00 ` Nick Roberts
1997-05-20 0:00 ` Matthew Heaney
1997-05-21 0:00 ` Dale Stanbrough
1997-05-19 0:00 ` Robert A Duff
1997-05-08 0:00 ` Kaz Kylheku
1997-05-08 0:00 ` Robert Dewar
1997-05-09 0:00 ` Kaz Kylheku
1997-05-12 0:00 ` W. Wesley Groleau (Wes)
1997-05-12 0:00 ` John G. Volan
1997-05-14 0:00 ` Nick Roberts
1997-05-14 0:00 ` Robert Dewar
1997-05-14 0:00 ` Jeff Carter
[not found] ` <dewar.863632434@merv>
1997-05-15 0:00 ` Kaz Kylheku
1997-05-18 0:00 ` Robert Dewar
1997-05-15 0:00 ` Kaz Kylheku
1997-05-08 0:00 ` John G. Volan
1997-05-10 0:00 ` Robert Dewar
1997-05-10 0:00 ` John G. Volan
1997-05-11 0:00 ` Robert Dewar
1997-05-11 0:00 ` John G. Volan
1997-05-11 0:00 ` Robert A Duff
1997-05-12 0:00 ` Robert Dewar
1997-05-12 0:00 ` John G. Volan
1997-05-11 0:00 ` John G. Volan
1997-05-11 0:00 ` Robert Dewar
1997-05-12 0:00 ` John G. Volan
1997-05-12 0:00 ` John G. Volan
1997-05-12 0:00 ` Robert Dewar
1997-05-17 0:00 ` Robert I. Eachus
[not found] ` <dewar.863877808@merv>
1997-05-17 0:00 ` Robert Dewar
1997-05-17 0:00 ` Jon S Anthony
1997-05-21 0:00 ` Syntax for tagged record types (was Re: Not intended for use in medical,) Ben Brosgol
1997-05-20 0:00 ` Matthew Heaney
1997-05-21 0:00 ` Jon S Anthony
1997-05-21 0:00 ` Matthew Heaney
1997-05-22 0:00 ` Robert I. Eachus
1997-05-25 0:00 ` Matthew Heaney
1997-05-28 0:00 ` Robert I. Eachus
1997-05-23 0:00 ` Jon S Anthony [this message]
1997-05-23 0:00 ` Matthew Heaney
1997-05-25 0:00 ` Jon S Anthony
1997-05-28 0:00 ` Syntax for tagged record types (was Re David Kristola
1997-05-23 0:00 ` Syntax for tagged record types (was Re: Not intended for use in medical,) Simon Wright
1997-05-21 0:00 ` Syntax for tagged record types and class types Mats Weber
1997-05-21 0:00 ` Matthew Heaney
1997-05-22 0:00 ` Mats Weber
1997-05-27 0:00 ` Tucker Taft
1997-05-30 0:00 ` Mats.Weber
1997-05-22 0:00 ` Samuel A. Mize
1997-05-22 0:00 ` Samuel A. Mize
1997-05-23 0:00 ` Mats Weber
[not found] ` <mheaney-ya023680002005972314260001@news.ni.net <mheaney-ya023680002105972302430001@news.ni.net>
1997-05-22 0:00 ` Syntax for tagged record types (was Re: Not intended for use in medical,) Robert A Duff
1997-05-22 0:00 ` John G. Volan
1997-05-23 0:00 ` Jon S Anthony
1997-05-23 0:00 ` Matthew Heaney
1997-05-23 0:00 ` Jon S Anthony
1997-05-23 0:00 ` John G. Volan
1997-05-24 0:00 ` Robert A Duff
1997-05-24 0:00 ` Matthew Heaney
1997-05-28 0:00 ` Robert I. Eachus
1997-05-25 0:00 ` Jon S Anthony
1997-05-23 0:00 ` Matthew Heaney
1997-05-25 0:00 ` Robert Dewar
1997-05-25 0:00 ` Jon S Anthony
1997-05-27 0:00 ` Ray Blaak
1997-05-12 0:00 ` Language Design Mistakes (was "not intended...") W. Wesley Groleau (Wes)
1997-05-13 0:00 ` Robert Dewar
1997-05-13 0:00 ` Robert A Duff
1997-05-14 0:00 ` Robert Dewar
1997-05-13 0:00 ` W. Wesley Groleau (Wes)
1997-05-07 0:00 ` Not intended for use in medical, Kaz Kylheku
1997-05-08 0:00 ` Robert A Duff
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