Harmonize nolint directives

client.go

@@ -288,6 +288,7 @@ func (c *Client) SetRTO(rto time.Duration) {
 
 // StopErr occurs when Client fails to stop transaction while
 // processing error.
+//
 //nolint:errname
 type StopErr struct {
 	Err   error // value returned by Stop()
@@ -299,6 +300,7 @@ func (e StopErr) Error() string {
 }
 
 // CloseErr indicates client close failure.
+//
 //nolint:errname
 type CloseErr struct {
 	AgentErr      error

errorcode.go

@@ -131,6 +131,7 @@ const (
 	CodePeerAddrFamilyMismatch ErrorCode = 443 // Peer Address Family Mismatch
 )
 
+//nolint:gocheckglobals
 var errorReasons = map[ErrorCode][]byte{
 	CodeTryAlternate:     []byte("Try Alternate"),
 	CodeBadRequest:       []byte("Bad Request"),

errors.go

@@ -3,6 +3,7 @@ package stun
 import "errors"
 
 // DecodeErr records an error and place when it is occurred.
+//
 //nolint:errname
 type DecodeErr struct {
 	Place   DecodeErrPlace

stuntest/udp_server.go

@@ -30,7 +30,7 @@ func NewUDPServer(
 
 	udpConn, err := net.ListenUDP(network, &net.UDPAddr{IP: net.ParseIP(ip), Port: 0})
 	if err != nil {
-		t.Fatal(err) // nolint
+		t.Fatal(err)
 	}
 
 	// necessary for ipv6