Contao\CoreBundle\Config\Loader\XliffFileLoader::supports PHP Méthode

    public function supports($resource, $type = null)
    {
        return 'xlf' === pathinfo($resource, PATHINFO_EXTENSION);
    }

 /**
  * Tests the supports() method.
  */
 public function testSupports()
 {
     $loader = new XliffFileLoader($this->getRootDir() . '/app');
     $this->assertTrue($loader->supports($this->getRootDir() . '/vendor/contao/test-bundle/Resources/contao/languages/en/default.xlf'));
     $this->assertFalse($loader->supports($this->getRootDir() . '/vendor/contao/test-bundle/Resources/contao/languages/en/tl_test.php'));
 }