This is Perl module Regexp::Assemble::Compressed.

INSTALLATION

Regexp::Assemble::Compressed installation is straightforward. If your CPAN shell is set up, you should just be able to do

% cpan Regexp::Assemble::Compressed

Download it, unpack it, then build it as per the usual:

% perl Makefile.PL
% make && make test

Then install it:

% make install

DOCUMENTATION

Regexp::Assemble::Compressed documentation is available as in POD. So you can do:

% perldoc Regexp::Assemble::Compressed

to read the documentation online with your favorite pager.

Koichi Taniguchi