Re: Runtime syntax

"Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
29 Dec 2004 01:39:05 -0500

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Re: Runtime syntax mailbox@dmitry-kazakov.de (Dmitry A. Kazakov) (2004-12-29)
Re: Runtime syntax nmm1@cus.cam.ac.uk (2004-12-29)
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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Newsgroups: comp.compilers
Date: 29 Dec 2004 01:39:05 -0500
Organization: cbb software GmbH
References: 04-12-119
Keywords: parse
Posted-Date: 29 Dec 2004 01:39:05 EST

On 25 Dec 2004 20:15:12 -0500, Dhruva Krishnamurthy wrote:


> We are trying to support text parsers for slightly differing
> syntax. I was looking at developing an engine where we can supply the
> grammar at runtime. I know Yacc/Bison is at compile time, is there
> some project/working proof of concept to achieve this? Any help is
> appreciated.


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


was developed with this idea in mind. It is completely table-driven and
requires no grammar compilation. It parses infix expressions with brackets.
Infix expressions are usually the most complex part of syntax. In many
cases the rest can more or less trivially be covered using descent
recursion.


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

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