MDL-73424 general: Internal methods must have same type as parent

Otherwise the error is thrown in PHP8.1
2022-10-10 16:46:13 +02:00
parent cc4fec275f
commit 41b93bd7e5
42 changed files with 154 additions and 98 deletions
@@ -77,6 +77,7 @@ class chart_base implements JsonSerializable, renderable {
     *
     * @return array
     */
+    #[\ReturnTypeWillChange]
    public function jsonSerialize() {
        global $CFG;
        return [