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-rw-r--r--lib/events/event.h16
1 files changed, 7 insertions, 9 deletions
diff --git a/lib/events/event.h b/lib/events/event.h
index b188a40b..2ba95b63 100644
--- a/lib/events/event.h
+++ b/lib/events/event.h
@@ -286,19 +286,17 @@ namespace QMatrixClient
inline bool isUnknown(const Event& e) { return e.type() == unknownEventTypeId(); }
template <typename EventT, typename BaseEventT>
- inline Omittable<EventT> eventCast(BaseEventT&& e)
+ inline auto eventCast(BaseEventT& e)
+ -> Omittable<decltype(static_cast<EventT&>(e))>
{
- if (is<EventT>(e))
- return static_cast<EventT>(e);
- return none;
+ return is<EventT>(e) ? static_cast<EventT&>(e) : none;
}
- template <typename EventT, typename PtrT>
- inline EventT* eventCast(PtrT* eptr)
+ template <typename EventT, typename HolderT>
+ inline auto eventCast(const HolderT& eptr)
+ -> decltype(static_cast<EventT*>(eptr.get()))
{
- if (is<EventT>(*eptr))
- return static_cast<EventT*>(eptr);
- return {};
+ return is<EventT>(*eptr) ? static_cast<EventT*>(eptr.get()) : nullptr;
}
template <typename BaseEventT, typename FnT, typename DefaultT>