/**
* Registers and returns autoloader callback for the given proxy dir and namespace.
*
* @param string $proxyDir
* @param string $proxyNamespace
* @param callable|null $notFoundCallback Invoked when the proxy file is not found.
*
* @return \Closure
*
* @throws InvalidArgumentException
*/
public static function register($proxyDir, $proxyNamespace, $notFoundCallback = null)
{
$proxyNamespace = ltrim($proxyNamespace, '\\');
if (!(null === $notFoundCallback || is_callable($notFoundCallback))) {
throw InvalidArgumentException::invalidClassNotFoundCallback($notFoundCallback);
}
$autoloader = function ($className) use($proxyDir, $proxyNamespace, $notFoundCallback) {
if (0 === strpos($className, $proxyNamespace)) {
$file = Autoloader::resolveFile($proxyDir, $proxyNamespace, $className);
if ($notFoundCallback && !file_exists($file)) {
call_user_func($notFoundCallback, $proxyDir, $proxyNamespace, $className);
}
require $file;
}
};
spl_autoload_register($autoloader);
return $autoloader;
}