Type Alias EventHandler 

pub type EventHandler<S> = Arc<dyn Fn(JetstreamEvent, S) -> BoxFuture<'static, Result<()>> + Send + Sync>;

Type alias for event handler functions.

The handler receives a JetstreamEvent and a clone of whatever state object the caller supplied to spawn_consumer. The state type must be Clone + Send + Sync + 'static.

Aliased Type

pub struct EventHandler<S> { /* private fields */ }