Automattic\WooCommerce\Vendor\Symfony\Component\CssSelector\Parser\Handler

StringHandler{} │ WC 1.0└─ HandlerInterface

CSS selector comment handler.

This component is a port of the Python cssselect library, which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.

No Hooks.

Usage

$StringHandler = new StringHandler();
// use class methods

Methods

1. public __construct(TokenizerPatterns $patterns, TokenizerEscaping $escaping)
2. public handle(Reader $reader, TokenStream $stream)

StringHandler{} StringHandler{} code ^{WC 10.5.0}

class StringHandler implements HandlerInterface
{
    private $patterns;
    private $escaping;

    public function __construct(TokenizerPatterns $patterns, TokenizerEscaping $escaping)
    {
        $this->patterns = $patterns;
        $this->escaping = $escaping;
    }

    /**
     * {@inheritdoc}
     */
    public function handle(Reader $reader, TokenStream $stream): bool
    {
        $quote = $reader->getSubstring(1);

        if (!\in_array($quote, ["'", '"'])) {
            return false;
        }

        $reader->moveForward(1);
        $match = $reader->findPattern($this->patterns->getQuotedStringPattern($quote));

        if (!$match) {
            throw new InternalErrorException(sprintf('Should have found at least an empty match at %d.', $reader->getPosition()));
        }

        // check unclosed strings
        if (\strlen($match[0]) === $reader->getRemainingLength()) {
            throw SyntaxErrorException::unclosedString($reader->getPosition() - 1);
        }

        // check quotes pairs validity
        if ($quote !== $reader->getSubstring(1, \strlen($match[0]))) {
            throw SyntaxErrorException::unclosedString($reader->getPosition() - 1);
        }

        $string = $this->escaping->escapeUnicodeAndNewLine($match[0]);
        $stream->push(new Token(Token::TYPE_STRING, $string, $reader->getPosition()));
        $reader->moveForward(\strlen($match[0]) + 1);

        return true;
    }
}