Re: Does pigeonhole regex extension support PCRE?

On 9/13/2014 2:08 PM, Lev Serebryakov wrote:

I've tried to use negative look-ahead in :regex match like this:

if header :regex "List-Id" "" { ... }

and manage-sieve server complains on save about such regex with diagnostic "repetition operator operand invalid" :(

https://tools.ietf.org/html/draft-murchison-sieve-regex-08#section-3

Regards,

Stephan.