/**
* Adds a converter.
*
* @param \Yosymfony\Spress\Core\ContentManager\Converter\ConverterInterface $converter The converter.
*
* @throws RuntimeException If invalid priority at the converter.
*/
public function addConverter(ConverterInterface $converter)
{
$priority = $converter->getPriority();
if (false === (is_int($priority) && $priority >= 0 && $priority <= 10)) {
throw new \InvalidArgumentException(sprintf('Invalid priority at the converter: "%s".', get_class($converter)));
}
$this->queue->insert($converter, $priority);
}
