quick add an pacakge autoloader for php

autoloader.php

<?php
$libDir = __DIR__ . '/';
$npMap  = [
    'SwoftTool\\'     => $libDir,
    // 'Inhere\\ValidateTest\\' => $libDir . '/test/',
];

spl_autoload_register(function ($class) use ($npMap) {
    foreach ($npMap as $np => $dir) {
        if (strpos($class, $np) !== 0) {
            continue;
        }

        $file = $dir . str_replace('\\', '/', substr($class, strlen($np))) . '.php';

        if (file_exists($file)) {
            include $file;
        }
    }
});