Pavel Chlupacek pchlupacek
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| /** | |
| * Topic that wrap state processor to produce | |
| * - discrete stream of states that was created by publishing `A` | |
| * - continuous stream of states that was created by publishing `A` | |
| * - subscription to states and updates (S,A) | |
| */ | |
| class StateTopic[S, A](stateProcessor: Process1[A, (S, A)], strategy: Strategy) { | |
| val topic: Topic[(A or (S, A))] = async.topic[(A or (S, A))](strategy).journal( | |
| collect[(A or (S, A)), A]({ case a: A => a }) |> |