Runner https://github.com/koriym/spaceman

spaceman.php

#!/usr/bin/env php
<?php

use Koriym\Spaceman\Convert;

require __DIR__ . '/vendor/autoload.php';

if ($argc < 3) {
    echo "Usage: spaceman NAMESPACE DIR", PHP_EOL;
    exit(1);
}

$packageName = $argv[1];
$sourcePath = $argv[2];
$sourceAbsolutePath = realpath($sourcePath[0] === '/' ? $sourcePath : __DIR__ . '/' . $sourcePath);

(new Convert($packageName))($sourceAbsolutePath);

$ php spaceman.php NAMESPACE DIR