/**
* Create a new block with specified parameters on a user, IP or IP range.
*
- * @param array $options Parameters of the block:
- * systemBlock string Indicate that this block is automatically
- * created by MediaWiki rather than being stored
- * in the database. Value is a string to return
- * from self::getSystemBlockType().
+ * @param array $options Parameters of the block, with options supported by
+ * `AbstractBlock::__construct`, and also:
+ * - systemBlock: (string) Indicate that this block is automatically created by
+ * MediaWiki rather than being stored in the database. Value is a string to
+ * return from self::getSystemBlockType().
*/
public function __construct( array $options = [] ) {
parent::__construct( $options );