From: Luis Lavena <luislavena@...>
Date: 2009-07-22T14:05:05+09:00
Subject: Re: Best gem to parse Ruby with?

On Jul 22, 1:18 am, Tony Arcieri <t...@medioh.com> wrote:
> [Note:  parts of this message were removed to make it a legal post.]
>
> On Tue, Jul 21, 2009 at 9:28 PM, Caleb Clausen <vikk...@gmail.com> wrote:
> > No doubt its author will say it is, but I'd like to recommend my own
> > library, RedParse. If you can stand its painful slowness, it outputs
> > the nicest parsetrees.
>
> I'm definitely looking for a pure Ruby solution, and in that regard RedParse
> looks nice.
>
> > You should also consider ParseTree, which is likely to be faster than
> > either of the others.
>
> ParseTree is great but it seems to only work with 1.8.x MRI which is
> unacceptable to me.  I guess I should've stated that outright.  I'm fine
> with an FFI solution but not something which needs a non-FFI native
> extension.
>

Pure ruby to parse Ruby doesn't fit you?

see ruby_parser:

http://rubyforge.org/projects/parsetree

Non-FFI extension is impossible. At the end you're going to need link
somehow to Ruby C level, and FFI *is* actually a C extension.

--
Luis Lavena