Ron Savage


GraphViz2::Marpa::Utils - A demo page generator for GraphViz2::Marpa


See "Synopsis" in GraphViz2::Marpa.


GraphViz2::Marpa provides a Marpa-based parser for Graphviz dot files, and this module helps generate the demo page.

This module is really only of interest to the author.


This module is available as a Unix-style distro (*.tgz).

See for help on unpacking and installing distros.


Install GraphViz2::Marpa as you would for any Perl module:


        cpanm GraphViz2::Marpa

or run:

        sudo cpan GraphViz2::Marpa

or unpack the distro, and then either:

        perl Build.PL
        ./Build test
        sudo ./Build install


        perl Makefile.PL
        make (or dmake or nmake)
        make test
        make install

Constructor and Initialization

Calling new()

new() is called as my($obj) = GraphViz2::Marpa::Utils -> new(k1 => v1, k2 => v2, ...).

It returns a new object of type GraphViz2::Marpa::Utils.

Key-value pairs accepted in the parameter list:

o (None)


get_files($dir_name, $type)

Returns a sorted list of files of type (extension) $type from directory $dir_name.


Run dot on the input file, and run on it, and run dot on the output file, and compare the outputs of the 2 svg files.

Used by scripts/ and t/test.t.

Machine-Readable Change Log

The file CHANGES was converted into Changelog.ini by Module::Metadata::Changes.

Version Numbers

Version numbers < 1.00 represent development versions. From 1.00 up, they are production versions.



Email the author, or log a bug on RT:


GraphViz2::Marpa was written by Ron Savage <> in 2012.

Home page:


Australian copyright (c) 2012, Ron Savage.

        All Programs of mine are 'OSI Certified Open Source Software';
        you can redistribute them and/or modify them under the terms of
        The Artistic License 2.0, a copy of which is available at: