Function FilterSubscribe has 5 return statements (exceeds 4 allowed).

Open

func FilterSubscribe(instance *WakuInstance, filterJSON string, peerID string, ms int) (string, error) {
    cf, err := toContentFilter(filterJSON)
    if err != nil {
        return "", err
    }

Method WakuFilterLightNode.unsubscribeAll has a Cognitive Complexity of 22 (exceeds 20 allowed). Consider refactoring.

Open

func (wf *WakuFilterLightNode) unsubscribeAll(ctx context.Context, opts ...FilterSubscribeOption) (*WakuFilterPushResult, error) {
    params, err := wf.getUnsubscribeParameters(opts...)
    if err != nil {
        return nil, err
    }

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Function encryptSymmetric has 5 return statements (exceeds 4 allowed).

Open

func encryptSymmetric(rawPayload []byte, key []byte) ([]byte, error) {
    if !validateDataIntegrity(key, aesKeyLength) {
        return nil, errors.New("invalid key provided for symmetric encryption, size: " + strconv.Itoa(len(key)))
    }
    block, err := aes.NewCipher(key)

Function Start has 5 return statements (exceeds 4 allowed).

Open

func Start(instance *WakuInstance) error {
    if err := validateInstance(instance, MustBeStopped); err != nil {
        return err
    }

Method PushRpc.ValidateResponse has 5 return statements (exceeds 4 allowed).

Open

func (x *PushRpc) ValidateResponse(requestID string) error {
    if x.RequestId == REQUESTID_RATE_LIMITED {
        return nil
    }
    if x.RequestId == "" {

Method WakuStore.Request has a Cognitive Complexity of 22 (exceeds 20 allowed). Consider refactoring.

Open

func (s *WakuStore) Request(ctx context.Context, criteria Criteria, opts ...RequestOption) (Result, error) {
    params := new(Parameters)

    optList := DefaultOptions()
    optList = append(optList, opts...)

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Function handleRelayTopics has 5 return statements (exceeds 4 allowed).

Open

func handleRelayTopics(ctx context.Context, wg *sync.WaitGroup, wakuNode *node.WakuNode, pubSubTopicMap map[string][]string) error {
    for nodeTopic, cTopics := range pubSubTopicMap {
        nodeTopic := nodeTopic
        _, err := wakuNode.Relay().Subscribe(ctx, wprotocol.NewContentFilter(nodeTopic, cTopics...), relay.WithoutConsumer())
        if err != nil {

Method WakuRelay.subscribeToPubsubTopic has 5 return statements (exceeds 4 allowed).

Open

func (w *WakuRelay) subscribeToPubsubTopic(topic string) (*pubsubTopicSubscriptionDetails, error) {
    w.topicsMutex.Lock()
    defer w.topicsMutex.Unlock()
    w.log.Info("subscribing to underlying pubsubTopic", zap.String("pubsubTopic", topic))

Method WakuFilterLightNode.handleFilterSubscribeOptions has 5 return statements (exceeds 4 allowed).

Open

func (wf *WakuFilterLightNode) handleFilterSubscribeOptions(ctx context.Context, contentFilter protocol.ContentFilter, opts []FilterSubscribeOption) (*FilterSubscribeParameters, map[string][]string, error) {
    params := new(FilterSubscribeParameters)
    params.log = wf.log
    params.host = wf.h
    params.pm = wf.pm

Method LightpushService.postMessagev1 has 5 return statements (exceeds 4 allowed).

Open

func (serv *LightpushService) postMessagev1(w http.ResponseWriter, req *http.Request) {
    request := &lightpushRequest{}
    decoder := json.NewDecoder(req.Body)
    if err := decoder.Decode(request); err != nil {
        w.WriteHeader(http.StatusBadRequest)

Method WakuStore.Resume has 5 return statements (exceeds 4 allowed).

Open

func (store *WakuStore) Resume(ctx context.Context, pubsubTopic string, peerList []peer.ID) (int, error) {
    if !store.started {
        return 0, errors.New("can't resume: store has not started")
    }

Method WakuMetadata.Request has 5 return statements (exceeds 4 allowed).

Open

func (wakuM *WakuMetadata) Request(ctx context.Context, peerID peer.ID) (*pb.WakuMetadataResponse, error) {
    logger := wakuM.log.With(logging.HostID("peer", peerID))

    stream, err := wakuM.h.NewStream(ctx, peerID, MetadataID_v1)
    if err != nil {

Function TestSubscriptionsNotify has 5 return statements (exceeds 4 allowed).

Open

func TestSubscriptionsNotify(t *testing.T) {
    fmap := NewSubscriptionMap(utils.Logger())
    p1 := createPeerID(t)
    p2 := createPeerID(t)
    var subscriptions = []*SubscriptionDetails{

Function decryptSymmetric has 5 return statements (exceeds 4 allowed).

Open

func decryptSymmetric(payload []byte, key []byte) ([]byte, error) {
    // symmetric messages are expected to contain the 12-byte nonce at the end of the payload
    if len(payload) < aesNonceLength {
        return nil, errors.New("missing salt or invalid payload in symmetric message")
    }

Function execute has a Cognitive Complexity of 21 (exceeds 20 allowed). Consider refactoring.

Open

func execute(options Options) {
    var err error
    hostAddr, _ := net.ResolveTCPAddr("tcp", fmt.Sprintf("0.0.0.0:%d", options.Port))

    if options.NodeKey == nil {

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Method Chat.discoverNodes has a Cognitive Complexity of 21 (exceeds 20 allowed). Consider refactoring.

Open

func (c *Chat) discoverNodes(connectionWg *sync.WaitGroup) {
    defer c.wg.Done()
    defer connectionWg.Done()

    <-c.uiReady // wait until UI is ready

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Method DB.Discover has a Cognitive Complexity of 21 (exceeds 20 allowed). Consider refactoring.

Open

func (db *DB) Discover(ns string, cookie []byte, limit int) ([]dbi.RegistrationRecord, []byte, error) {
    now := time.Now().Unix()

    var (
        counter int64

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Function Multiaddress has a Cognitive Complexity of 21 (exceeds 20 allowed). Consider refactoring.

Open

func Multiaddress(node *enode.Node) (peer.ID, []multiaddr.Multiaddr, error) {
    pubKey := utils.EcdsaPubKeyToSecp256k1PublicKey(node.Pubkey())
    peerID, err := peer.IDFromPublicKey(pubKey)
    if err != nil {
        return "", nil, err

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Method WakuPeerExchange.handleResponse has a Cognitive Complexity of 21 (exceeds 20 allowed). Consider refactoring.

Open

func (wakuPX *WakuPeerExchange) handleResponse(ctx context.Context, response *pb.PeerExchangeResponse, params *PeerExchangeRequestParameters) error {
    var discoveredPeers []struct {
        addrInfo peer.AddrInfo
        enr      *enode.Node
    }

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Function DecodePayload has a Cognitive Complexity of 21 (exceeds 20 allowed). Consider refactoring.

Open

func DecodePayload(message *pb.WakuMessage, keyInfo *KeyInfo) (*DecodedPayload, error) {
    switch message.GetVersion() {
    case uint32(0):
        return &DecodedPayload{Data: message.Payload}, nil
    case uint32(1):

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