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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Subject: Re: Ada standard and maximum line lengths
Date: Wed, 30 Jan 2013 10:49:29 +0100
Date: 2013-01-30T10:49:29+01:00	[thread overview]
Message-ID: <115ytn2r5nvqf$.11fx46ufzkxhn.dlg@40tude.net> (raw)
In-Reply-To: 8e359168-9f18-437c-8188-6d1bd85ebed6@googlegroups.com

On Tue, 29 Jan 2013 19:22:44 -0800 (PST), Lucretia wrote:

> I will have multiple representations, but that will be mainly due to
> character types, i.e. utf-8, wide, etc.

Make source-to-parser interface UTF-8. Wide-I/O backend would convert to
UTF-8.
 
> But if the tokens are not copied into the AST but a token is a record
> consisting of a start and end position within the buffer then it cannot be
> a file, the whole thing has to be read into memory at the start, i.e.
> before scanning.

Tokens here are operators/statements = enumeration type. In the AST you
need only three entities: some enumeration type (in the branches),
identifiers and literals (in the leaves).

Here is a sample of Ada 95 expressions parser (to AST):

http://www.dmitry-kazakov.de/ada/components.htm#12.9

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de



  reply	other threads:[~2013-01-30  9:49 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-28  5:02 Ada standard and maximum line lengths Lucretia
2013-01-28  6:01 ` J-P. Rosen
2013-01-28  6:28 ` Jeffrey Carter
2013-01-28  8:05   ` Niklas Holsti
2013-01-28 16:42     ` Jeffrey Carter
2013-01-28 20:22       ` Niklas Holsti
2013-01-28 20:46         ` J-P. Rosen
2013-01-28 21:29           ` Niklas Holsti
2013-01-29  1:42             ` Randy Brukardt
2013-01-29  6:15             ` J-P. Rosen
2013-01-29 10:25               ` Niklas Holsti
2013-01-29 11:31                 ` Georg Bauhaus
2013-01-29 12:11                   ` Simon Wright
2013-01-29 12:31                   ` Niklas Holsti
2013-01-29 12:37                     ` Niklas Holsti
2013-01-29 15:29                     ` Georg Bauhaus
2013-01-29 16:58                       ` Niklas Holsti
2013-01-29 17:51                         ` Georg Bauhaus
2013-01-29 18:18                           ` Shark8
2013-01-29 19:54                           ` Niklas Holsti
2013-01-29 23:12                             ` Georg Bauhaus
2013-01-30  9:18                               ` Niklas Holsti
2013-01-30  9:51                                 ` Simon Wright
2013-01-30 15:28                                 ` Robert A Duff
2013-01-30 23:24                                   ` Randy Brukardt
2013-01-31  2:16                                     ` Robert A Duff
2013-01-31  9:10                                       ` Stefan.Lucks
2013-01-31  9:30                                         ` Niklas Holsti
2013-01-31  9:51                                           ` Simon Wright
2013-01-31 10:56                                           ` Georg Bauhaus
2013-01-31 18:02                                         ` Jeffrey Carter
2013-01-31 23:54                                       ` Randy Brukardt
2013-02-01  9:15                                         ` Niklas Holsti
2013-02-01 23:13                                           ` Randy Brukardt
2013-02-02  1:24                                             ` Lucretia
2013-02-02 14:12                                               ` Robert A Duff
2013-02-05  2:09                                               ` Randy Brukardt
2013-01-31  9:03                                   ` Dmitry A. Kazakov
2013-01-30  9:37                               ` Simon Wright
2013-01-30 12:02                                 ` Georg Bauhaus
2013-01-29 23:47                             ` Jeffrey Carter
2013-01-30  7:24                               ` Niklas Holsti
2013-01-30 10:09                                 ` J-P. Rosen
2013-01-29 20:36                 ` Niklas Holsti
2013-01-29 21:01                   ` Robert A Duff
2013-01-29 21:14                   ` Dmitry A. Kazakov
2013-01-28  8:18 ` Dmitry A. Kazakov
2013-01-28 10:02   ` Maciej Sobczak
2013-01-28 11:57     ` Georg Bauhaus
2013-01-28 13:28       ` Niklas Holsti
2013-01-28 15:14       ` J-P. Rosen
2013-01-28 16:13       ` Dmitry A. Kazakov
2013-01-28 15:13     ` Dmitry A. Kazakov
2013-01-28 13:49 ` Robert A Duff
2013-01-29  2:09   ` Randy Brukardt
2013-01-29 18:46 ` Lucretia
2013-01-29 20:53   ` Robert A Duff
2013-01-29 21:22   ` Dmitry A. Kazakov
2013-01-30  3:22     ` Lucretia
2013-01-30  9:49       ` Dmitry A. Kazakov [this message]
2013-01-30 23:28         ` Randy Brukardt
2013-02-01  1:48       ` Shark8
2013-01-29 21:29   ` Dmitry A. Kazakov
2013-01-29 21:53   ` Adam Beneschan
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