public function __construct(\Twig_Environment $env)
{
parent::__construct($env);
$this->addTypeCompiler(new GetAttrCompiler());
$this->addTypeCompiler(new NameCompiler());
$this->addTypeCompiler(new RequireModuleCompiler());
$this->addTestCompiler(new SameAsCompiler());
$this->addTypeCompiler(new MacroCompiler());
$this->addTypeCompiler(new ForCompiler());
}