diff --git a/src/Quasar/Observable.hs b/src/Quasar/Observable.hs index eea49d59478ec70a33858ef3838adbd7a658134f..a0da732b4f9e06d575929fcfbb85ca1c115d7eed 100644 --- a/src/Quasar/Observable.hs +++ b/src/Quasar/Observable.hs @@ -62,11 +62,11 @@ instance Functor ObservableMessage where instance Applicative ObservableMessage where pure = ObservableUpdate + liftA2 fn (ObservableUpdate x) (ObservableUpdate y) = ObservableUpdate (fn x y) liftA2 _ (ObservableNotAvailable ex) _ = ObservableNotAvailable ex - liftA2 _ _ (ObservableNotAvailable ex) = ObservableNotAvailable ex liftA2 _ ObservableLoading _ = ObservableLoading + liftA2 _ _ (ObservableNotAvailable ex) = ObservableNotAvailable ex liftA2 _ _ ObservableLoading = ObservableLoading - liftA2 fn (ObservableUpdate x) (ObservableUpdate y) = ObservableUpdate (fn x y) toObservableUpdate :: MonadThrow m => ObservableMessage a -> m (Maybe a)