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annotate core/lib/Drupal/Component/ClassFinder/ClassFinder.php @ 19:fa3358dc1485 tip
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author | Chris Cannam |
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date | Wed, 28 Aug 2019 13:14:47 +0100 |
parents | 4c8ae668cc8c |
children |
rev | line source |
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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 } |