Zendcasts: Fun with PHAR

my_app.php

<?php 
include_once 'phar://Zendcasts.phar';

$str = new Zendcasts\Strings();
echo  $str->reverseMe('Hello World'). "\n";
echo 'from PHAR: ' . Zendcasts\Dates::next_week()  . "\n";

pharbuilder.php

<?php
$phar = new Phar('Zendcasts.phar');
$phar->buildFromDirectory(dirname(__FILE__) . '/Zendcasts','/\.php$/');
$phar->compressFiles( Phar::GZ);
$phar->stopBuffering();
$phar->setStub($phar->createDefaultStub('Dates.php'));

Zendcasts-Dates.php

<?php
namespace Zendcasts;
class Dates {
    public static function next_week()
    {
        $datetime = new \DateTime(); 
        $datetime->add(new \DateInterval('P7D'));
        return $datetime->format('Y-m-d');
    }
}