public function templates_in_package($package)
{
$loader = new FilesIn(self::$temp);
$this->assertEquals(['partials/navigation'], $loader->listing()->package($package)->templates());
}
/**
* Creates a new file-based template loader
*
* @param var $base The base folder, either an io.Folder or a string
* @param string[] $extensions File extensions to check, including leading "."
*/
public function __construct($arg, $extensions = ['.handlebars'])
{
parent::__construct($arg, $extensions);
}