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Re: using rules
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From:
Patrick R. Michaud
Date:
June 9, 2005 10:31
Subject:
Re: using rules
Message ID:
20050609173101.GA4769@pmichaud.com
On Sun, Jun 05, 2005 at 05:11:55PM +0200, BÁRTHÁZI András wrote:
> Thanks, it helped me!
>
> More questions. ;) It seems to me, that the following constructs not
> yet(?) implemented in Pugs. Is it true?
I'll note briefly here that questions regarding implementation (in Perl 6
or Pugs) generally belong on perl6-compiler, not on perl6-language.
> Built-in rules:
>
> <sp>
> <alpha>
> etc.
>
> Rule modifiers (:i modifier after the name of the rule):
>
> rule xxx :i {
> anything
> }
>
> It works well w/o ":i".
The rules engine is part of PGE (which Pugs incorporates), and
is not yet complete. We'll be adding more features and built-in
assertions as time progresses. At the moment I'm getting the
grammar class hierarchies ironed out so that I can then properly
add the built-ins.
Pm
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