Number::Phone::Formatter - base class for other formatters
A base class containing utility functions used by the formatters.
Copyright 2018 Matthew Somerville <email@example.com>
This software is free-as-in-speech software, and may be used, distributed, and modified under the terms of either the GNU General Public Licence version 2 or the Artistic Licence. It's up to you which one you use. The full text of the licences can be found in the files GPL2.txt and ARTISTIC.txt, respectively.