public function supportsValue(PickerConfig $config): bool
    {
        if ('page' === $config->getContext()) {
            return is_numeric($config->getValue());
        }

        return false !== strpos($config->getValue(), '{{link_url::');
    }
public function supportsValue(PickerConfig $config): bool
    {
        if ('page' === $config->getContext()) {
            return is_numeric($config->getValue());
        }

        return false !== strpos($config->getValue(), '{{link_url::');
    }
public function supportsValue ( PickerConfig $ config ) : bool { if ( 'page' === $ config -> getContext ( ) ) { return is_numeric ( $ config -> getValue ( ) ) ; } return false !== strpos ( $ config -> getValue ( ) , '{{link_url::' ) ; }
{@inheritdoc}
{