[MacRuby-devel] Regular expression related performance

[Perry E. Metzger]

On Thu, 2 Dec 2010 02:46:07 +0900 Yasu Imao <yimao.ml at gmail.com>
wrote:
> Hello,
> 
> I'm rewriting an app for text analysis in MacRuby, which I
> originally wrote in RubyCocoa.  But I encountered a serious
> performance issue in MacRuby, which is related to processing text
> using regular expressions.

Is MacRuby using a derivative of the old Henry Spencer regexp library
or is it using something more modern? For an explanation of why this
is critical, see:

http://swtch.com/~rsc/regexp/regexp1.html

Perry
-- 
Perry E. Metzger		perry at piermont.com