fix bug: unsubscribe while notif

2026-01-11 23:24:27 +00:00
parent 411d49bb7c
commit d2ef352ce9
1 changed files with 4 additions and 1 deletions
@@ -39,7 +39,10 @@ class Subscribable {
            return;
        }

-        for (auto& subscriber : entry->second) {
+        // edge case: if a subscriber unsubscribes itself during notification
+        // this modifies the vector and makes my iterators invalid
+        auto subscribersCopy = entry->second;
+        for (auto& subscriber : subscribersCopy) {
            subscriber->onNotification(eventId, eventInfo);
        }
    }