added cmp function

engine/resources/cloudflare_dns.go

@@ -250,3 +250,54 @@ func (obj *CloudflareDNSRes) CheckApply(ctx context.Context, apply bool) (bool,
 
 	return true, nil
 }
+
+func (obj *CloudflareDNSRes) Cmp(r engine.Res) error {
+	if obj == nil && r == nil {
+		return nil
+	}
+
+	if (obj == nil) != (r == nil) {
+		return fmt.Errorf("one resource is empty")
+	}
+
+	res, ok := r.(*CloudflareDNSRes)
+	if !ok {
+		return fmt.Errorf("not a %s", obj.Kind())
+	}
+
+	if obj.APIToken != res.APIToken {
+		return fmt.Errorf("apitoken differs")
+	}
+
+	if obj.Proxied != res.Proxied {
+		return fmt.Errorf("proxied values differ")
+	}
+
+	if obj.RecordName != res.RecordName {
+		return fmt.Errorf("record name differs")
+	}
+
+	if obj.Purged != res.Purged {
+		return fmt.Errorf("purge value differs")
+	}
+
+	if obj.State != res.State {
+		return fmt.Errorf("state differs")
+	}
+
+	if obj.TTL != res.TTL {
+		return fmt.Errorf("ttl differs")
+	}
+
+	if obj.Type != res.Type {
+		return fmt.Errorf("record type differs")
+	}
+
+	if obj.Zone != res.Zone {
+		return fmt.Errorf("zone differs")
+	}
+
+	if obj.zoneID != res.zoneID {
+		return fmt.Errorf("zoneid differs")
+	}
+}