[BangPypers] Language Parsing and output generation

[Anand Balachandran Pillai]

On Tue, Aug 23, 2011 at 11:15 AM, Gopalakrishnan Subramani <
gopalakrishnan.subramani at gmail.com> wrote:

> I could make a grammar compiled myself. I will look into SPARK.. Anybody
> has
> experience in pyparsing http://pyparsing.wikispaces.com/ ?
> Under Examples http://pyparsing.wikispaces.com/Examples Python language
> example is promising.
>

Have you taken a look at Lunatic Python ?

http://labix.org/lunatic-python

Looks like it already provides the required interfaces you need.



>
> Regards,
>
> Gopal
>
>
> On Mon, Aug 22, 2011 at 11:25 PM, Noufal Ibrahim <noufal at gmail.com> wrote:
>
> > Gopalakrishnan Subramani <gopalakrishnan.subramani at gmail.com> writes:
> >
> > > Source language IO is very limited and it has functions to map to IO
> and
> > UI.
> > > As a total, they have around 100+ function.
> > >
> > > Those can be easily done in Lua.
> >
> > [...]
> >
> > For a project in one of my earlier companies, I used SPARK[1] to write a
> > little parser for a language of my own making to used to specify some
> > conditionals.
> >
> > The parser would convert this into a python expression which could be
> > evaluated with some objects to return a true or a false.
> >
> > If you have the grammar of your source language at hand, it's a fews
> > hours job to write a parser for it using SPARK. Once you do that, you
> > have to write a backend to convert it into LUA which might be a little
> > more complex but not impossibly so.
> >
> >
> >
> >
> > Footnotes:
> > [1]  http://pages.cpsc.ucalgary.ca/~aycock/spark/
> >
> > --
> > ~noufal
> > http://nibrahim.net.in
> >
> > An empty cab drove up and Sarah Bernhardt got out. -Arthur Baer, American
> > comic and columnist
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> >
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-- 
--Anand