The shell's callbacks for callbackPath, as a stream — a callback for any other path belongs to
another flow and is dropped.
A stream rather than a listener because each callback is handled by an effect that needs its
caller's services. Fails if the listener cannot be registered, since nothing would arrive.
The shell's callbacks for
callbackPath, as a stream — a callback for any other path belongs to another flow and is dropped.A stream rather than a listener because each callback is handled by an effect that needs its caller's services. Fails if the listener cannot be registered, since nothing would arrive.