I have to admit that I don't fully understand what you want ... (I'm not even sure you do... ;-)

This sounds like an automatic analysis of programs, which is often proved to be impossible.

Anyway maybe the discussion in this thread "Regexp generating strings?" and this module "Regexp::Genex" can be of help for you.

Cheers Rolf

In reply to Re: Analysis of Regular Expressions by LanX
in thread Analysis of Regular Expressions by PetaMem

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