JSParser::nest PHP Méthode

    private function nest($x, $node, $end = false)
    {
        array_push($x->stmtStack, $node);
        $n = $this->statement($x);
        array_pop($x->stmtStack);
        if ($end) {
            $this->t->mustMatch($end);
        }
        return $n;
    }