Found by PHPStan.
Change-Id: I09f21da69ad9b9357cee85a47717dbe1bca04070
*
* @param string $key
* @param int $ttl
- * @param callback $callback
+ * @param callable $callback
* @param array $opts Options map for getWithSetCallback()
* @param float|null &$asOf Cache generation timestamp of returned value [returned]
* @return mixed
/**
* Call array_map on the suggestions array
- * @param callback $callback
+ * @param callable $callback
* @return array
*/
public function map( $callback ) {
/**
* Filter the suggestions array
- * @param callback $callback Callable accepting single SearchSuggestion
+ * @param callable $callback Callable accepting single SearchSuggestion
* instance returning bool false to remove the item.
* @return int The number of suggestions removed
*/