B egins a propagation wave, with a set of
B egins a propagation wave, with a set of
Emitter -> Reactor
pings. See the implementation of Propagator.Immediate or Propagator.ExecContext to see how this is generally done
Some value of type P, dependent on the implementation
A propagator which runs propagation waves on the thread which triggered it. Returns
Unit
when the propagation wave is complete.