PHPParser_Parser::yyn2 PHP Метод

    protected function yyn2($line, $docComment)
    {
        if (is_array($this->yyastk[$this->yysp - (2 - 2)])) {
            $this->yyval = array_merge($this->yyastk[$this->yysp - (2 - 1)], $this->yyastk[$this->yysp - (2 - 2)]);
        } else {
            $this->yyastk[$this->yysp - (2 - 1)][] = $this->yyastk[$this->yysp - (2 - 2)];
            $this->yyval = $this->yyastk[$this->yysp - (2 - 1)];
        }
    }