annotate core/lib/Drupal/Component/ClassFinder/ClassFinder.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents 4c8ae668cc8c
children
rev   line source
Chris@0 1 <?php
Chris@0 2
Chris@0 3 namespace Drupal\Component\ClassFinder;
Chris@0 4
Chris@0 5 use Doctrine\Common\Reflection\ClassFinderInterface;
Chris@0 6
Chris@0 7 /**
Chris@0 8 * A Utility class that uses active autoloaders to find a file for a class.
Chris@0 9 */
Chris@0 10 class ClassFinder implements ClassFinderInterface {
Chris@0 11
Chris@0 12 /**
Chris@0 13 * {@inheritdoc}
Chris@0 14 */
Chris@0 15 public function findFile($class) {
Chris@0 16 $loaders = spl_autoload_functions();
Chris@0 17 foreach ($loaders as $loader) {
Chris@0 18 if (is_array($loader) && isset($loader[0]) && is_object($loader[0]) && method_exists($loader[0], 'findFile')) {
Chris@0 19 $file = call_user_func_array([$loader[0], 'findFile'], [$class]);
Chris@0 20 // Different implementations return different empty values. For example,
Chris@0 21 // \Composer\Autoload\ClassLoader::findFile() returns FALSE whilst
Chris@0 22 // \Doctrine\Common\Reflection\ClassFinderInterface::findFile()
Chris@0 23 // documents that a NULL should be returned.
Chris@0 24 if (!empty($file)) {
Chris@0 25 return $file;
Chris@0 26 }
Chris@0 27 }
Chris@0 28 }
Chris@0 29 return NULL;
Chris@0 30 }
Chris@0 31
Chris@0 32 }