Re: Looking for a LL(1) generator

Parag Patel <parag@codegen.com>
25 Jul 2003 21:17:15 -0400

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Related articles
Looking for a LL(1) generator fgagnon@inouii.com (Francois Gagnon) (2003-07-21)
Re: Looking for a LL(1) generator rivers@dignus.com (Thomas David Rivers) (2003-07-23)
Re: Looking for a LL(1) generator parag@codegen.com (Parag Patel) (2003-07-25)
Re: Looking for a LL(1) generator news@lintilla.demon.co.uk (2003-07-26)
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From: Parag Patel <parag@codegen.com>
Newsgroups: comp.compilers
Date: 25 Jul 2003 21:17:15 -0400
Organization: CodeGen, Inc.
References: 03-07-150 03-07-171
Keywords: tools, parse
Posted-Date: 25 Jul 2003 21:17:14 EDT

  Thomas David Rivers <rivers@dignus.com> wrote:
> You can generalize your approach to include regular
> expressions in the "first set." Something like:
>
> x: 'a'* 'x1


My current version of wacco <http://www.codegen.com/freesoft/wacco.tgz>
understands this syntax using '*' for zero-or-more, as well as '+' for
one-or-more, and '?' for zero-or-one. Wacco doesn't convert grammars
from one form into another tho'.

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