some more stuffs.

events/assignment.go

@@ -40,6 +40,10 @@ type AssignmentVariables struct {
 	Map map[string]float64
 }
 
+func (e AssignmentVariables) VerboseKey() string {
+	return "AssignmentVariables"
+}
+
 func (e AssignmentVariables) EventDescription() string {
 	return fmt.Sprintf("AssignmentVariables(id=%s, keys=[%s])",
 		e.ID, strings.Join(gentools.MapKeys(e.Map), ","),