fix: add transition lock

pancsta · Feb 22, 2024 · 2297f35 · 2297f35
1 parent 8cdfebb
commit 2297f35
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/pkg/machine/transition.go b/pkg/machine/transition.go
@@ -60,6 +60,9 @@ type Transition struct {
 
 // newTransition creates a new transition for the given mutation.
 func newTransition(m *Machine, item *Mutation) *Transition {
+	m.activeStatesLock.RLock()
+	defer m.activeStatesLock.RUnlock()
+
 	t := &Transition{
 		Mutation:     item,
 		StatesBefore: m.ActiveStates,