From 48779d053f2ab3c0361a4e685ce7f429cac8f280 Mon Sep 17 00:00:00 2001
From: Marten Seemann <martenseemann@gmail.com>
Date: Mon, 22 Aug 2022 13:14:50 +0300
Subject: [PATCH] add a logging.NullTracer

---
 codecov.yml                                   |  2 +-
 ...ll_connection_tracer.go => null_tracer.go} | 22 ++++++++++++++-----
 2 files changed, 18 insertions(+), 6 deletions(-)
 rename logging/{null_connection_tracer.go => null_tracer.go} (79%)

diff --git a/codecov.yml b/codecov.yml
index 0d453d44..074d9832 100644
--- a/codecov.yml
+++ b/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:
diff --git a/logging/null_connection_tracer.go b/logging/null_tracer.go
similarity index 79%
rename from logging/null_connection_tracer.go
rename to logging/null_tracer.go
index 3fe04c73..ff789f79 100644
--- a/logging/null_connection_tracer.go
+++ b/logging/null_tracer.go
@@ -1,18 +1,30 @@
 package logging
 
 import (
+	"context"
 	"net"
 	"time"
 )
 
-// The NullConnectionTracer is a ConnectionTracer that does nothing.
-// It is useful for embedding. Don't modify this variable!
-var NullConnectionTracer ConnectionTracer = &nullConnectionTracer{}
+var (
+	// The NullTracer is a Tracer that does nothing.
+	// It is useful for embedding. Don't modify this variable!
+	NullTracer Tracer = &nullTracer{}
+	// The NullConnectionTracer is a ConnectionTracer that does nothing.
+	// It is useful for embedding. Don't modify this variable!
+	NullConnectionTracer ConnectionTracer = &nullConnectionTracer{}
+)
+
+type nullTracer struct{}
+
+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{}
 
-var _ ConnectionTracer = &nullConnectionTracer{}
-
 func (n nullConnectionTracer) StartedConnection(local, remote net.Addr, srcConnID, destConnID ConnectionID) {
 }