Port sector state maching to evtsm

lib/evtsm/evtsm_test.go

@@ -24,7 +24,7 @@ func (t *testHandler) Plan(events []Event, state interface{}) (interface{}, erro
 	return t.plan(events, state.(*TestState))
 }
 
-func (t *testHandler) plan(events []Event, state *TestState) (interface{}, error) {
+func (t *testHandler) plan(events []Event, state *TestState) (func(Context, TestState) error, error) {
 	for _, event := range events {
 		e := event.User.(*TestEvent)
 		switch e.A {

lib/evtsm/sched.go

@@ -97,3 +97,11 @@ func (s *Sched) Stop(ctx context.Context) error {
 
 	return nil
 }
+
+func (s *Sched) List(out interface{}) error {
+	return s.sts.List(out)
+}
+
+func (s *Sched) Get(i interface{}) *statestore.StoredState {
+	return s.sts.Get(i)
+}