From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Subject: Re: What would you like in Ada202X?
Date: Sun, 1 Jul 2012 14:46:53 +0200
Date: 2012-07-01T14:46:53+02:00 [thread overview]
Message-ID: <bjr87ewpwiek$.dtr6iplgshpp$.dlg@40tude.net> (raw)
In-Reply-To: jspaf8$6rm$2@dont-email.me
On Sun, 1 Jul 2012 10:57:44 +0000 (UTC), Brian Drummond wrote:
> On Sun, 01 Jul 2012 10:25:07 +0200, Dmitry A. Kazakov wrote:
>
>> On Sat, 30 Jun 2012 21:06:15 +0000 (UTC), Brian Drummond wrote:
>>
>>> On Sat, 30 Jun 2012 20:43:17 +0200, Dmitry A. Kazakov wrote:
>>>
>>>> On Sat, 30 Jun 2012 17:00:46 +0000 (UTC), Brian Drummond wrote:
>>>>
>>>>> On Sat, 30 Jun 2012 14:34:10 +0200, Dmitry A. Kazakov wrote:
>>>>
>>>>>> Code review and maintainability problems. The set of symbols cannot
>>>>>> be infinite.
>>>>>
>>>>> Practical considerations surely restrict the length of additional
>>>>> operators, but I'm not sure that restriction belongs in the syntax.
>>>>
>>>> I didn't meant length. I think that the number of operators should be
>>>> small to be memorizable. All symbols should be predefined, e.g. from
>>>> the Unicode page.
>>>
>>> A symbol is not necessarily a single character; "<=" already isn't.
>>
>> This is an ASCII artefact. With Unicode adopted, there is no need in
>> such tricks. BTW, less-that-or-equal is one character: U+2264.
>
> But until ASCII and/or Latin-1 are fully obsoleted, it is an artefact
> that must be supported. Therefore there are operators that are more than
> one character.
But no new ones, except for "in", "not in", "and then", "or else" which
must become true operators.
>>> And restricting the sequence length necessarily restricts the number of
>>> possible identifiers, so I'm not clear what you are suggesting.
> ...
>> That is. No user-defined sequences.
>
> But an extended set of built-in symbols for operators, only supported
> where full Unicode is available?
Yes.
--
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de
next prev parent reply other threads:[~2012-07-01 12:46 UTC|newest]
Thread overview: 312+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-25 7:47 What would you like in Ada202X? Martin
2012-04-25 8:01 ` Yannick Duchêne (Hibou57)
2012-04-25 8:30 ` stefan-lucks
2012-04-25 19:21 ` Adam Beneschan
2012-04-28 11:50 ` Yannick Duchêne (Hibou57)
2012-04-28 13:21 ` Yannick Duchêne (Hibou57)
2012-04-29 1:03 ` BrianG
2012-04-25 8:36 ` Jacob Sparre Andersen
2012-04-25 8:46 ` Yannick Duchêne (Hibou57)
2012-04-25 9:04 ` leonid
2012-04-25 11:30 ` Jacob Sparre Andersen
2012-04-26 2:00 ` Randy Brukardt
2012-04-26 13:10 ` AdaMagica
2012-04-26 15:49 ` anon
2012-04-27 0:26 ` Randy Brukardt
2012-04-25 9:10 ` Martin
2012-04-25 8:36 ` Dmitry A. Kazakov
2012-04-25 8:59 ` Yannick Duchêne (Hibou57)
2012-04-25 9:24 ` Dmitry A. Kazakov
2012-04-25 10:05 ` Yannick Duchêne (Hibou57)
2012-04-26 2:08 ` Randy Brukardt
2012-04-26 8:50 ` Dmitry A. Kazakov
2012-04-26 23:50 ` Randy Brukardt
2012-04-27 5:03 ` Yannick Duchêne (Hibou57)
2012-04-27 13:50 ` Robert A Duff
2012-04-27 23:25 ` Randy Brukardt
2012-04-28 6:32 ` Yannick Duchêne (Hibou57)
2012-04-27 7:56 ` Dmitry A. Kazakov
2012-04-27 13:56 ` Robert A Duff
2012-04-28 8:32 ` Dmitry A. Kazakov
2012-04-28 11:44 ` Yannick Duchêne (Hibou57)
2012-04-29 13:35 ` Robert A Duff
2012-04-29 15:59 ` Dmitry A. Kazakov
2012-04-29 19:27 ` Robert A Duff
2012-04-29 20:09 ` Dmitry A. Kazakov
2012-05-01 2:17 ` Randy Brukardt
2012-04-25 9:31 ` Dmitry A. Kazakov
2012-04-26 2:10 ` Randy Brukardt
2012-05-10 7:29 ` Gustaf Thorslund
2012-05-14 9:25 ` stefan-lucks
2012-05-14 12:19 ` Dmitry A. Kazakov
2012-05-14 13:09 ` Georg Bauhaus
2012-05-14 13:40 ` Dmitry A. Kazakov
2012-05-14 15:50 ` Georg Bauhaus
2012-05-14 20:24 ` Gustaf Thorslund
2012-05-14 22:49 ` tmoran
2012-05-15 6:15 ` Gustaf Thorslund
2012-04-25 9:09 ` Georg Bauhaus
2012-04-25 9:14 ` Yannick Duchêne (Hibou57)
2012-04-25 9:30 ` Dmitry A. Kazakov
2012-04-25 13:11 ` Marc C
2012-04-25 13:35 ` Georg Bauhaus
2012-04-25 13:36 ` Pascal Obry
2012-04-25 14:18 ` Yannick Duchêne (Hibou57)
2012-04-25 16:12 ` björn lundin
2012-04-25 17:36 ` Lucretia
2012-04-25 20:26 ` Yannick Duchêne (Hibou57)
2012-04-26 15:20 ` Simon Wright
2012-04-28 10:58 ` björn lundin
2012-04-26 12:37 ` Marc C
2012-04-25 18:14 ` Jeffrey Carter
2012-04-25 18:51 ` Dmitry A. Kazakov
2012-04-25 20:53 ` Yannick Duchêne (Hibou57)
2012-04-25 21:14 ` Jeffrey Carter
2012-04-25 21:27 ` Yannick Duchêne (Hibou57)
2012-04-25 21:30 ` Yannick Duchêne (Hibou57)
2012-04-25 22:33 ` Jeffrey Carter
2012-04-26 0:50 ` Yannick Duchêne (Hibou57)
2012-04-26 1:06 ` Jeffrey Carter
2012-04-28 11:02 ` okellogg
2012-04-28 11:48 ` Yannick Duchêne (Hibou57)
2012-04-29 13:43 ` Robert A Duff
2012-04-29 16:59 ` okellogg
2012-04-29 19:04 ` Robert A Duff
2012-04-29 19:32 ` Yannick Duchêne (Hibou57)
2012-04-29 19:37 ` Yannick Duchêne (Hibou57)
2012-04-29 19:55 ` Robert A Duff
2012-04-29 21:37 ` okellogg
2012-04-29 22:51 ` Robert A Duff
2012-04-26 2:23 ` Randy Brukardt
2012-04-26 8:25 ` Dmitry A. Kazakov
2012-04-26 23:58 ` Randy Brukardt
2012-04-27 7:23 ` Dmitry A. Kazakov
2012-04-27 22:42 ` Randy Brukardt
2012-04-28 7:53 ` Dmitry A. Kazakov
2012-04-28 11:40 ` Yannick Duchêne (Hibou57)
2012-04-28 11:51 ` Dmitry A. Kazakov
2012-05-01 2:32 ` Randy Brukardt
2012-04-27 7:41 ` Jacob Sparre Andersen
2012-04-27 15:33 ` Adam Beneschan
2012-04-29 7:57 ` J-P. Rosen
2012-04-29 17:32 ` Robert Love
2012-04-29 23:33 ` Shark8
2012-05-10 7:18 ` ytomino
2012-05-10 15:25 ` Adam Beneschan
2012-05-10 15:51 ` ytomino
2012-05-10 17:09 ` Adam Beneschan
2012-05-10 18:25 ` ytomino
2012-04-25 12:13 ` Georg Bauhaus
2012-04-25 16:41 ` tmoran
2012-04-25 13:10 ` Nicholas Paul Collin Gloucester
2012-04-25 18:10 ` Zhu Qun-Ying
2012-04-25 18:07 ` okellogg
2012-04-25 19:15 ` Adam Beneschan
2012-04-25 20:12 ` okellogg
2012-04-25 20:26 ` Jeffrey Carter
2012-04-25 21:09 ` Yannick Duchêne (Hibou57)
2012-04-25 21:11 ` Martin Dowie
2012-04-25 22:18 ` Georg Bauhaus
2012-04-26 2:36 ` Randy Brukardt
2012-04-25 20:40 ` Adam Beneschan
2012-04-25 22:05 ` okellogg
2012-04-25 23:13 ` Adam Beneschan
2012-04-26 1:46 ` Brad Moore
2012-04-26 2:41 ` Randy Brukardt
2012-04-26 7:43 ` Mart van de Wege
2012-04-26 8:46 ` Georg Bauhaus
2012-04-26 14:57 ` Mart van de Wege
2012-04-26 15:28 ` Adam Beneschan
2012-04-26 18:16 ` Jeffrey Carter
2012-04-26 21:41 ` Mart van de Wege
2012-04-26 22:01 ` Jeffrey Carter
2012-04-25 20:19 ` Jeffrey Carter
2012-04-25 21:05 ` Yannick Duchêne (Hibou57)
2012-04-26 2:33 ` Randy Brukardt
2012-04-25 18:24 ` Jeffrey Carter
2012-04-25 19:02 ` Dmitry A. Kazakov
2012-04-25 19:02 ` Oliver Kleinke
2012-04-25 19:27 ` Dmitry A. Kazakov
2012-04-25 20:50 ` Georg Bauhaus
2012-04-26 8:15 ` Oliver Kleinke
2012-04-26 9:16 ` Jacob Sparre Andersen
2012-04-26 9:16 ` Georg Bauhaus
2012-04-25 21:17 ` Yannick Duchêne (Hibou57)
2012-04-26 8:18 ` Oliver Kleinke
2012-04-25 22:14 ` ytomino
2012-04-26 0:37 ` Yannick Duchêne (Hibou57)
2012-04-26 2:52 ` Randy Brukardt
2012-04-26 15:19 ` Adam Beneschan
2012-04-26 15:55 ` Dmitry A. Kazakov
2012-04-27 2:38 ` ytomino
2012-04-27 8:09 ` Georg Bauhaus
2012-04-27 8:19 ` Dmitry A. Kazakov
2012-04-27 9:46 ` Georg Bauhaus
2012-04-27 10:05 ` Dmitry A. Kazakov
2012-04-27 11:04 ` Georg Bauhaus
2012-04-27 12:10 ` Dmitry A. Kazakov
2012-04-26 4:12 ` ytomino
2012-04-26 8:44 ` Dmitry A. Kazakov
2012-04-26 11:22 ` Yannick Duchêne (Hibou57)
2012-04-26 13:17 ` Dmitry A. Kazakov
2012-04-27 0:09 ` Randy Brukardt
2012-04-27 5:23 ` Yannick Duchêne (Hibou57)
2012-04-27 22:49 ` Randy Brukardt
2012-04-27 7:31 ` Dmitry A. Kazakov
2012-04-27 22:46 ` Randy Brukardt
2012-04-28 8:41 ` Dmitry A. Kazakov
2012-04-25 22:30 ` Shark8
2012-04-26 0:42 ` Yannick Duchêne (Hibou57)
2012-04-26 9:29 ` gautier_niouzes
2012-04-26 11:27 ` Yannick Duchêne (Hibou57)
2012-04-26 13:19 ` Dmitry A. Kazakov
2012-04-30 22:38 ` gautier_niouzes
2012-04-27 0:18 ` sbelmont700
2012-04-27 16:04 ` Shark8
2012-04-27 21:11 ` sbelmont700
2012-04-27 23:18 ` Randy Brukardt
2012-04-27 23:40 ` sbelmont700
2012-04-28 2:17 ` Adam Beneschan
2012-04-28 8:03 ` Dmitry A. Kazakov
2012-04-29 3:20 ` Shark8
2012-04-29 15:42 ` sbelmont700
2012-04-29 23:29 ` Shark8
2012-04-30 2:00 ` sbelmont700
2012-04-27 23:03 ` Randy Brukardt
2012-04-27 5:10 ` Nasser M. Abbasi
2012-04-27 5:36 ` Yannick Duchêne (Hibou57)
2012-04-27 10:59 ` Martin
2012-04-27 17:05 ` Simon Wright
2012-04-30 7:28 ` Martin
2012-05-01 2:45 ` Randy Brukardt
2012-05-01 7:28 ` Martin
2012-05-01 17:15 ` Shark8
2012-05-01 18:13 ` Jeffrey Carter
2012-05-01 19:30 ` Dmitry A. Kazakov
2012-05-01 20:23 ` Robert A Duff
2012-05-01 21:53 ` tmoran
2012-05-01 22:05 ` Adam Beneschan
[not found] ` <JYOdnei1xPFt8D3SnZ2dnUVZ_qudnZ2d@earthlink.com>
2012-05-02 4:28 ` Shark8
2012-05-02 8:18 ` Martin
2012-05-02 12:57 ` Shark8
2012-05-08 17:45 ` Martin Dowie
2012-05-03 15:30 ` gautier_niouzes
2012-05-03 15:58 ` Yannick Duchêne (Hibou57)
2012-05-04 7:25 ` Martin
2012-05-01 16:23 ` Simon Wright
2012-04-29 3:52 ` Shark8
2012-04-29 7:13 ` Dmitry A. Kazakov
2012-04-29 9:17 ` gautier_niouzes
2012-04-27 15:33 ` mjsilva
2012-04-28 1:38 ` BrianG
2012-05-01 15:04 ` mjsilva
2012-04-30 6:28 ` Michael Rohan
2012-04-30 6:40 ` Michael Rohan
2012-04-30 8:27 ` Yannick Duchêne (Hibou57)
2012-05-06 18:48 ` Niklas Holsti
2012-05-06 19:27 ` Simon Wright
2012-05-06 20:47 ` Niklas Holsti
2012-05-06 19:28 ` Dmitry A. Kazakov
2012-05-06 20:06 ` Yannick Duchêne (Hibou57)
2012-05-06 21:26 ` Niklas Holsti
2012-05-07 7:49 ` Dmitry A. Kazakov
2012-05-07 23:18 ` Niklas Holsti
2012-05-08 9:03 ` Dmitry A. Kazakov
2012-05-08 19:20 ` Niklas Holsti
2012-05-08 19:44 ` Niklas Holsti
2012-05-09 8:02 ` Dmitry A. Kazakov
2012-05-10 0:47 ` Randy Brukardt
2012-05-13 19:53 ` Niklas Holsti
2012-05-15 6:30 ` Randy Brukardt
2012-05-15 7:58 ` Dmitry A. Kazakov
2012-05-16 0:05 ` Randy Brukardt
2012-05-17 19:48 ` Niklas Holsti
2012-05-18 4:28 ` Randy Brukardt
2012-05-17 14:40 ` Niklas Holsti
2012-05-17 17:12 ` Dmitry A. Kazakov
2012-05-07 6:33 ` ytomino
2012-05-07 22:34 ` Niklas Holsti
2012-05-08 0:48 ` Randy Brukardt
2012-05-08 6:30 ` Niklas Holsti
2012-05-08 22:11 ` Randy Brukardt
2012-05-08 22:22 ` Randy Brukardt
2012-05-09 7:18 ` Dmitry A. Kazakov
2012-05-10 0:30 ` Randy Brukardt
2012-05-10 7:44 ` Dmitry A. Kazakov
2012-05-10 21:22 ` Niklas Holsti
2012-05-11 7:39 ` Dmitry A. Kazakov
2012-05-12 0:11 ` Randy Brukardt
2012-05-15 21:35 ` Niklas Holsti
2012-05-16 0:19 ` Randy Brukardt
2012-05-17 22:01 ` Niklas Holsti
2012-05-18 4:35 ` Randy Brukardt
2012-05-16 7:39 ` Dmitry A. Kazakov
2012-05-10 6:45 ` ytomino
2012-05-15 21:52 ` Niklas Holsti
2012-07-03 15:41 ` Pascal Obry
2012-07-03 15:50 ` Pascal Obry
2012-07-04 11:41 ` Ada novice
2012-07-04 12:30 ` Nasser M. Abbasi
2012-07-04 17:05 ` shai.lesh
2012-07-04 17:55 ` Simon Wright
2012-07-04 18:35 ` Nasser M. Abbasi
[not found] ` <0o59v7djiffnl7sqdpp2uiso78oa9hb8sb@invalid.netcom.com>
2012-07-04 20:34 ` shai.lesh
2012-07-04 22:26 ` Simon Wright
[not found] ` <j5p9v7l646mlk9m073u4m69dg3gjfjblfm@invalid.netcom.com>
2012-07-05 7:53 ` shai.lesh
2012-07-05 8:18 ` Simon Wright
2012-07-06 0:48 ` John B. Matthews
2012-07-05 8:30 ` georg bauhaus
2012-07-05 11:57 ` shai.lesh
2012-07-05 12:11 ` Nasser M. Abbasi
2012-07-05 12:21 ` Nasser M. Abbasi
2012-07-05 13:07 ` shai.lesh
2012-07-05 14:08 ` Nasser M. Abbasi
2012-07-05 15:51 ` Ada novice
2012-07-05 15:55 ` johnscpg
2012-07-05 16:57 ` Simon Wright
2012-07-05 17:36 ` shai.lesh
2012-07-06 12:07 ` Ada novice
2012-07-06 15:29 ` Simon Wright
2012-07-12 6:02 ` Egil Høvik
2012-07-12 8:29 ` Simon Wright
2012-07-12 9:00 ` Egil Høvik
2012-07-12 12:44 ` Georg Bauhaus
2012-07-12 13:20 ` Egil Høvik
2012-07-12 15:53 ` Adam Beneschan
2012-07-12 16:34 ` Dmitry A. Kazakov
2012-07-12 17:35 ` Georg Bauhaus
2012-07-19 6:44 ` David Thompson
2012-07-19 18:22 ` Simon Wright
2012-07-20 6:20 ` Georg Bauhaus
2012-07-27 19:49 ` Ada novice
2012-07-12 9:47 ` Nasser M. Abbasi
2012-05-10 13:13 ` Martin
2012-05-18 9:56 ` Marius Amado-Alves
2012-06-04 8:10 ` Yannick Duchêne (Hibou57)
2012-06-11 21:54 ` Yannick Duchêne (Hibou57)
2012-06-29 11:29 ` joachim.schroeer
2012-06-29 11:54 ` AdaMagica
2012-06-29 12:42 ` stefan-lucks
2012-06-29 15:12 ` Adam Beneschan
2012-07-03 0:47 ` Randy Brukardt
2012-06-29 12:13 ` Dmitry A. Kazakov
2012-06-29 22:37 ` Robert A Duff
2012-06-30 12:00 ` Brian Drummond
2012-06-30 12:34 ` Dmitry A. Kazakov
2012-06-30 17:00 ` Brian Drummond
2012-06-30 18:43 ` Dmitry A. Kazakov
2012-06-30 21:06 ` Brian Drummond
2012-07-01 8:17 ` Oliver Kellogg
2012-07-01 8:28 ` Pascal Obry
2012-07-01 8:25 ` Dmitry A. Kazakov
2012-07-01 10:57 ` Brian Drummond
2012-07-01 12:46 ` Dmitry A. Kazakov [this message]
2012-07-03 0:53 ` Randy Brukardt
2012-06-30 15:51 ` Robert A Duff
2012-06-30 17:37 ` Brian Drummond
2012-06-30 18:09 ` Robert A Duff
2012-06-30 18:26 ` Niklas Holsti
2012-07-01 10:47 ` Brian Drummond
2012-07-13 8:07 ` Martin
2012-07-13 11:04 ` Pascal Obry
2012-07-13 11:13 ` Martin
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