PHPUnit_TextUI_Command::handleExtensions PHP Method

    private function handleExtensions($directory)
    {
        $facade = new File_Iterator_Facade();
        foreach ($facade->getFilesAsArray($directory, '.phar') as $file) {
            if (!file_exists('phar://' . $file . '/manifest.xml')) {
                $this->arguments['notLoadedExtensions'][] = $file . ' is not an extension for PHPUnit';
                continue;
            }
            try {
                $manifest = ManifestLoader::fromFile('phar://' . $file . '/manifest.xml');
                if (!$manifest->isExtensionFor('phpunit/phpunit')) {
                    $this->arguments['notLoadedExtensions'][] = $file . ' is not an extension for PHPUnit';
                    continue;
                }
            } catch (ManifestException $e) {
                $this->arguments['notLoadedExtensions'][] = $file . ': ' . $e->getMessage();
                continue;
            }
            require $file;
            $this->arguments['loadedExtensions'][] = $manifest->getName() . ' ' . $manifest->getVersion()->getVersionString();
        }
    }