re::engine::Plugin - API to write custom regex engines
+=head1 VERSION
+
+Version 0.08
+
=head1 DESCRIPTION
As of perl 5.9.5 it's possible to lexically replace perl's built-in
The length specified will be used as a a byte length (using
L<SvPV|perlapi/SvPV>), not a character length.
+=head2 nparens
+
+=head2 gofs
+
=head2 callbacks
# A dumb regexp engine that just tests string equality