pub type BoxedObserverSystem<E = (), B = ()> = Box<dyn ObserverSystem<E, B>>;
Expand description
Equivalent to BoxedSystem
for ObserverSystem
.
Aliased Typeยง
struct BoxedObserverSystem<E = (), B = ()>(/* private fields */);
pub type BoxedObserverSystem<E = (), B = ()> = Box<dyn ObserverSystem<E, B>>;
Equivalent to BoxedSystem
for ObserverSystem
.
struct BoxedObserverSystem<E = (), B = ()>(/* private fields */);