src/Client.php
public function getPreview($parserId)
    {
        if (array_key_exists($parserId, $this->getParsers())) {
            $parser = $this->getParsers()[$parserId];
        } else throw new UnknownParserException();

        return $parser->parseLink($this->link)->getPreview();
    }
public function getPreview($parserId)
    {
        if (array_key_exists($parserId, $this->getParsers())) {
            $parser = $this->getParsers()[$parserId];
        } else throw new UnknownParserException();

        return $parser->parseLink($this->link)->getPreview();
    }
Get a preview from a single parser
@param string $parserId
@throws UnknownParserException
@return PreviewInterface|boolean