refactor: ♻️ Scrittura migliore per tipi funzione

.idea/osm_rewrite.iml

@@ -98,4 +98,4 @@
     <orderEntry type="library" name="@types/mithril" level="application" />
     <orderEntry type="library" name="@types/jquery" level="application" />
   </component>
-</module>
+</module>

resources/js/utils.js

@@ -1,7 +1,7 @@
 /**
  * Check if class/object A is the same as or a subclass of class B.
  */
-export default function subclassOf(A: object, B: object) {
+export default function subclassOf(A: Object, B: Object) {
   // noinspection JSUnresolvedVariable
   return A && (A === B || A.prototype instanceof B);
 }