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Re: [lojban] Yet another PEG question ...
On Sun, Jul 17, 2011 at 11:10:41AM -0600, .alyn.post. wrote:
> On Sun, Jul 17, 2011 at 01:41:26PM -0300, Jorge Llambías wrote:
> > On Sun, Jul 17, 2011 at 12:44 PM, Frank <frankdmartinez@gmail.com> wrote:
> > > NORATS CMAVO-word-pre <- " CMAVO=( "
> > > NORATS CMAVO <- CMAVO-word-pre inner-word close-paren
> > > /If/, and this is a big 'if', I understand correctly, such lines mean
> > > a parser attempting to find a cmavo in a portion of lojban text should
> > > look for (literal) "CMAVO=(" followed by some other text followed by a
> > > literal ")", which would suggest some form of pre-interpretation of
> > > said lojban text before parsing. But how could such be? Would not the
> > > purpose of the parser be to perform such interpretation?
> >
> > In his implementation of the PEG, Robin divided the grammar into two
> > stages, morphology and syntax. The output of the morphology stage
> > produced something containing such things as "CMAVO=( da )" and then
> > the syntax part worked with that output. There's no need to do this
> > other than resolving some practical concern of that implementation.
> > The official PEG (when we have it) should not have such things.
> >
>
> jbgenturfa'i does not include these productions, and instead "more
> directly" interfaces with the morphology by treating the morphology
> and grammar as a single PEG grammar. The behavior above was so
> Robin and xorxes could work and debug together; and perhaps for
> other reasons. Exactly as xorxes said, they aren't needed and are
> an artifact of camxes.
>
> Will you talk a little about what you're doing? So far your
> questions are exactly the ones I asked, when I started using camxes,
> and the answers I got then are now included in jbogenturfa'i.
>
I'm sorry, I was reading my e-mail in reverse order, and I see you
have answered this question.
-Alan
--
.i ma'a lo bradi cu penmi gi'e du
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