This is Perl6::Rules, I believe, which uses the regex engine to do the backtracking rather than doing it in pure Perl.
Aamer Akhter <[EMAIL PROTECTED]> writes: > Hello, > > The CPAN page for Parse::Recscent (rating and tutorial pages) mention > vast expected speed improvements in version 2.0. The expected date of > arrival was Christmas, and 1.94 was released in Apr 2003. > > Given that 2.0 hasn't been released (and some of the discussions on > perl6 wrt to prd), is 2.0 something that Damian Conway is still > working on? Or has the effort be refocused on perl6?