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<?php
namespace Drupal\Component\ClassFinder;
use Doctrine\Common\Reflection\ClassFinderInterface;
/**
* A Utility class that uses active autoloaders to find a file for a class.
*/
class ClassFinder implements ClassFinderInterface {
/**
* {@inheritdoc}
*/
public function findFile($class) {
$loaders = spl_autoload_functions();
foreach ($loaders as $loader) {
if (is_array($loader) && isset($loader[0]) && is_object($loader[0]) && method_exists($loader[0], 'findFile')) {
$file = call_user_func_array([$loader[0], 'findFile'], [$class]);
// Different implementations return different empty values. For example,
// \Composer\Autoload\ClassLoader::findFile() returns FALSE whilst
// \Doctrine\Common\Reflection\ClassFinderInterface::findFile()
// documents that a NULL should be returned.
if (!empty($file)) {
return $file;
}
}
}
return NULL;
}
}