PhpCss\Parser\Attribute::parse PHP Метод

    public function parse()
    {
        $token = $this->read(Scanner\Token::IDENTIFIER);
        $attribute = new Ast\Selector\Simple\Attribute($token->content);
        $token = $this->read(array(Scanner\Token::ATTRIBUTE_OPERATOR, Scanner\Token::ATTRIBUTE_SELECTOR_END));
        if ($token->type == Scanner\Token::ATTRIBUTE_OPERATOR) {
            $attribute->match = $this->_operators[$token->content];
            $token = $this->read(array(Scanner\Token::NUMBER, Scanner\Token::IDENTIFIER, Scanner\Token::SINGLEQUOTE_STRING_START, Scanner\Token::DOUBLEQUOTE_STRING_START));
            switch ($token->type) {
                case Scanner\Token::NUMBER:
                case Scanner\Token::IDENTIFIER:
                    $attribute->literal = $token->content;
                    break;
                case Scanner\Token::SINGLEQUOTE_STRING_START:
                case Scanner\Token::DOUBLEQUOTE_STRING_START:
                    $attribute->literal = $this->delegate(Text::CLASS);
                    break;
            }
            $this->read(Scanner\Token::ATTRIBUTE_SELECTOR_END);
        }
        return $attribute;
    }