lint fix

eventbus/kafka/sensor/trigger_handler.go

@@ -48,8 +48,7 @@ func (c *KafkaTriggerConnection) OneAndDone() bool {
 }
 
 func hasNoAndOp(node ast.Node) bool {
-	switch n := node.(type) {
-	case *ast.BinaryNode:
+	if n, ok := node.(*ast.BinaryNode); ok {
 		if n.Operator == "&&" || n.Operator == "and" {
 			return false
 		} else {

eventbus/stan/sensor/trigger_conn.go

@@ -452,18 +452,3 @@ func (mh *eventSourceMessageHolder) isCleanedUp() bool {
 	}
 	return len(mh.msgs) == 0
 }
-
-func unique(stringSlice []string) []string {
-	if len(stringSlice) == 0 {
-		return stringSlice
-	}
-	keys := make(map[string]bool)
-	list := []string{}
-	for _, entry := range stringSlice {
-		if _, value := keys[entry]; !value {
-			keys[entry] = true
-			list = append(list, entry)
-		}
-	}
-	return list
-}

sensors/listener.go

@@ -458,18 +458,3 @@ func convertEvent(event cloudevents.Event) *v1alpha1.Event {
 		Data: event.Data(),
 	}
 }
-
-func unique(stringSlice []string) []string {
-	if len(stringSlice) == 0 {
-		return stringSlice
-	}
-	keys := make(map[string]bool)
-	list := []string{}
-	for _, entry := range stringSlice {
-		if _, value := keys[entry]; !value {
-			keys[entry] = true
-			list = append(list, entry)
-		}
-	}
-	return list
-}