From: Eric Hodel <drbrain@...7.net>
Date: 2009-07-23T07:51:08+09:00
Subject: Re: Best gem to parse Ruby with?

On Jul 22, 2009, at 06:00, Caleb Clausen wrote:
> On 7/21/09, Tony Arcieri <tony@medioh.com> wrote:
>> 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.
>
> RedParse doesn't work in 1.9 yet either, tho.
>
> I forgot to mention RubyNode before. That fills out the list of ruby
> parsing libraries I know of.
>
> So you want something that:
>  works in 1.9
>  written in pure ruby
>  doesn't use extensions (except maybe thru FFI)
>
> Taken together, I think these requirements eliminate all the
> reasonable candidates.

Um, ruby_parser works great on 1.9, is written in pure ruby and can  
not use extensions.  (It sits atop racc which is part of the standard  
library and has a non-extension version.  I imagine that racc would  
ship with JRuby.)