PHPParser_Parser::yyn221 PHP Метод

    protected function yyn221($line, $docComment)
    {
        $this->yyval = new PHPParser_Node_Expr_ShiftLeft($this->yyastk[$this->yysp - (3 - 1)], $this->yyastk[$this->yysp - (3 - 3)], $line, $docComment);
    }