namespace MediaWiki\Tidy;
+/**
+ * @deprecated since 1.32, use RemexDriver
+ */
class RaggettExternal extends RaggettBase {
/**
* Spawn an external HTML tidy process and get corrected markup back from it.
*
* @param string $text HTML to check
* @param bool $stderr Whether to read result from STDERR rather than STDOUT
- * @param int &$retval Exit code (-1 on internal error)
+ * @param int|null &$retval Exit code (-1 on internal error)
* @return string|null
*/
protected function cleanWrapped( $text, $stderr = false, &$retval = null ) {