Author: Zoltán Herczeg
Date:
To: pcre-dev@exim.org
Subject: Re: [pcre-dev] Remove some restrictions of lookbehind assertions
> Oh, sorry, I was thinking of
> (*MARK:X)(?:abc(*MOVE:X))+
> which is not an empty match. Your example is indeed an empty match.
You have already convinced me to drop MOVE :) I realized that capturing brackets with negative lengths would be awful as well.
The question is whether we keep the other construct. Or "rematching" a capturing block in an assertion like fashion would solve this problem better.
Regards,
Zoltan
