Update to go 1.19

mtproto/protocol.go

@@ -51,7 +51,7 @@ func doRPCNonceRequest(conn conntypes.BasePacketWriter) (*rpc.NonceRequest, erro
 	}
 
 	if err := conn.Write(rpcNonceReq.Bytes()); err != nil {
-		return nil, err // nolint: wrapcheck
+		return nil, err //nolint: wrapcheck
 	}
 
 	return rpcNonceReq, nil

mtproto/rpc/handshake_response.go

@@ -41,7 +41,7 @@ func (r *HandshakeResponse) Valid() error {
 // NewHandshakeResponse constructs new handshake response from the given
 // data.
 func NewHandshakeResponse(data []byte) (*HandshakeResponse, error) {
-	if len(data) != 32 { // nolint: gomnd
+	if len(data) != 32 { //nolint: gomnd
 		return nil, fmt.Errorf("incorrect handshake response length %d", len(data))
 	}
 

mtproto/rpc/nonce_request.go

@@ -29,9 +29,9 @@ func (r *NonceRequest) Bytes() []byte {
 
 // NewNonceRequest builds new none request based on proxy secret.
 func NewNonceRequest(proxySecret []byte) (*NonceRequest, error) {
-	nonce := make([]byte, 16)      // nolint: gomnd
-	keySelector := make([]byte, 4) // nolint: gomnd
-	cryptoTS := make([]byte, 4)    // nolint: gomnd
+	nonce := make([]byte, 16)      //nolint: gomnd
+	keySelector := make([]byte, 4) //nolint: gomnd
+	cryptoTS := make([]byte, 4)    //nolint: gomnd
 
 	if _, err := rand.Read(nonce); err != nil {
 		return nil, fmt.Errorf("cannot generate nonce: %w", err)
@@ -39,7 +39,7 @@ func NewNonceRequest(proxySecret []byte) (*NonceRequest, error) {
 
 	copy(keySelector, proxySecret)
 	// 256 ^ 4 - do not know how to name
-	timestamp := time.Now().Truncate(time.Second).Unix() % 4294967296 // nolint: gomnd
+	timestamp := time.Now().Truncate(time.Second).Unix() % 4294967296 //nolint: gomnd
 	binary.LittleEndian.PutUint32(cryptoTS, uint32(timestamp))
 
 	return &NonceRequest{

mtproto/rpc/nonce_response.go

@@ -44,7 +44,7 @@ func (r *NonceResponse) Valid(req *NonceRequest) error {
 
 // NewNonceResponse build new nonce response based on the given data.
 func NewNonceResponse(data []byte) (*NonceResponse, error) {
-	if len(data) != 32 { // nolint: gomnd
+	if len(data) != 32 { //nolint: gomnd
 		return nil, fmt.Errorf("unexpected message length %d", len(data))
 	}
 

mtproto/rpc/proxy_flags.go

@@ -21,14 +21,14 @@ const (
 var ProxyRequestFlagsEncryptedPrefix [8]byte
 
 func (r ProxyRequestFlags) Bytes() []byte {
-	converted := make([]byte, 4) // nolint: gomnd
+	converted := make([]byte, 4) //nolint: gomnd
 	binary.LittleEndian.PutUint32(converted, uint32(r))
 
 	return converted
 }
 
 func (r ProxyRequestFlags) String() string {
-	flags := make([]string, 0, 7) // nolint: gomnd
+	flags := make([]string, 0, 7) //nolint: gomnd
 
 	if r&ProxyRequestFlagsHasAdTag != 0 {
 		flags = append(flags, "HAS_AD_TAG")

mtproto/rpc/proxy_response.go

@@ -24,7 +24,7 @@ type ProxyResponse struct {
 func ParseProxyResponse(packet conntypes.Packet) (*ProxyResponse, error) {
 	var response ProxyResponse
 
-	if len(packet) < 4 { // nolint: gomnd
+	if len(packet) < 4 { //nolint: gomnd
 		return nil, fmt.Errorf("incorrect packet length: %d", len(packet))
 	}