http://www.perlmonks.org?node_id=995359


in reply to Re^3: Perl Parsing Power
in thread Perl Parsing Power

Unless I am mistaken, your oneliner will fail if given

}}}{{{

as input. It will report a false positive. It is also not RDP, although you know this ;).

While I will not claim that regex RDP is pretty (complex parsing rarely is), it is possible, and Programming Perl discusses it in some minimal detail.