Writes a readable line per event.
Attach it to watch a session work. Options are :device, which defaults to :stdio,
and :verbose, which adds the noisy propagation events.
Rete.Session.with_listener(session, Rete.Listener.Trace, verbose: true)Writes a readable line per event.
Attach it to watch a session work. Options are :device, which defaults to :stdio,
and :verbose, which adds the noisy propagation events.
Rete.Session.with_listener(session, Rete.Listener.Trace, verbose: true)