add a logging.NullTracer

codecov.yml

@@ -12,7 +12,7 @@ coverage:
     - internal/utils/newconnectionid_linkedlist.go
     - internal/utils/packetinterval_linkedlist.go
     - internal/utils/linkedlist/linkedlist.go
-    - logging/null_connection_tracer.go
+    - logging/null_tracer.go
     - fuzzing/
     - metrics/
   status:

logging/null_connection_tracer.go → logging/null_tracer.go

@@ -1,15 +1,25 @@
 package logging
 
 import (
+	"context"
 	"net"
 	"time"
 )
 
-var NullConnectionTracer ConnectionTracer = &nullConnectionTracer{}
+var (
+	NullTracer           Tracer           = &nullTracer{}
+	NullConnectionTracer ConnectionTracer = &nullConnectionTracer{}
+)
 
-type nullConnectionTracer struct{}
+type nullTracer struct{}
 
-var _ ConnectionTracer = &nullConnectionTracer{}
+func (n nullTracer) TracerForConnection(context.Context, Perspective, ConnectionID) ConnectionTracer {
+	return NullConnectionTracer
+}
+func (n nullTracer) SentPacket(net.Addr, *Header, ByteCount, []Frame)                {}
+func (n nullTracer) DroppedPacket(net.Addr, PacketType, ByteCount, PacketDropReason) {}
+
+type nullConnectionTracer struct{}
 
 func (n nullConnectionTracer) StartedConnection(local, remote net.Addr, srcConnID, destConnID ConnectionID) {
 }