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expose the Null{Connection}Tracer as types, not as variables
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@marten-seemann
marten-seemann committed Aug 27, 2022
1 parent 48779d0 commit c29276e
Showing 1 changed file with 36 additions and 41 deletions.
77 changes: 36 additions & 41 deletions logging/null_tracer.go
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Expand Up @@ -6,52 +6,47 @@ import (
"time"
)

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{}
// The NullTracer is a Tracer that does nothing.
// It is useful for embedding.
type NullTracer struct{}

func (n nullTracer) TracerForConnection(context.Context, Perspective, ConnectionID) ConnectionTracer {
return 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) {}
func (n NullTracer) SentPacket(net.Addr, *Header, ByteCount, []Frame) {}
func (n NullTracer) DroppedPacket(net.Addr, PacketType, ByteCount, PacketDropReason) {}

type nullConnectionTracer struct{}
// The NullConnectionTracer is a ConnectionTracer that does nothing.
// It is useful for embedding.
type NullConnectionTracer struct{}

func (n nullConnectionTracer) StartedConnection(local, remote net.Addr, srcConnID, destConnID ConnectionID) {
func (n NullConnectionTracer) StartedConnection(local, remote net.Addr, srcConnID, destConnID ConnectionID) {
}

func (n nullConnectionTracer) NegotiatedVersion(chosen VersionNumber, clientVersions, serverVersions []VersionNumber) {
func (n NullConnectionTracer) NegotiatedVersion(chosen VersionNumber, clientVersions, serverVersions []VersionNumber) {
}
func (n nullConnectionTracer) ClosedConnection(err error) {}
func (n nullConnectionTracer) SentTransportParameters(*TransportParameters) {}
func (n nullConnectionTracer) ReceivedTransportParameters(*TransportParameters) {}
func (n nullConnectionTracer) RestoredTransportParameters(*TransportParameters) {}
func (n nullConnectionTracer) SentPacket(*ExtendedHeader, ByteCount, *AckFrame, []Frame) {}
func (n nullConnectionTracer) ReceivedVersionNegotiationPacket(*Header, []VersionNumber) {}
func (n nullConnectionTracer) ReceivedRetry(*Header) {}
func (n nullConnectionTracer) ReceivedPacket(hdr *ExtendedHeader, size ByteCount, frames []Frame) {}
func (n nullConnectionTracer) BufferedPacket(PacketType) {}
func (n nullConnectionTracer) DroppedPacket(PacketType, ByteCount, PacketDropReason) {}
func (n nullConnectionTracer) UpdatedMetrics(rttStats *RTTStats, cwnd, bytesInFlight ByteCount, packetsInFlight int) {
func (n NullConnectionTracer) ClosedConnection(err error) {}
func (n NullConnectionTracer) SentTransportParameters(*TransportParameters) {}
func (n NullConnectionTracer) ReceivedTransportParameters(*TransportParameters) {}
func (n NullConnectionTracer) RestoredTransportParameters(*TransportParameters) {}
func (n NullConnectionTracer) SentPacket(*ExtendedHeader, ByteCount, *AckFrame, []Frame) {}
func (n NullConnectionTracer) ReceivedVersionNegotiationPacket(*Header, []VersionNumber) {}
func (n NullConnectionTracer) ReceivedRetry(*Header) {}
func (n NullConnectionTracer) ReceivedPacket(hdr *ExtendedHeader, size ByteCount, frames []Frame) {}
func (n NullConnectionTracer) BufferedPacket(PacketType) {}
func (n NullConnectionTracer) DroppedPacket(PacketType, ByteCount, PacketDropReason) {}
func (n NullConnectionTracer) UpdatedMetrics(rttStats *RTTStats, cwnd, bytesInFlight ByteCount, packetsInFlight int) {
}
func (n nullConnectionTracer) AcknowledgedPacket(EncryptionLevel, PacketNumber) {}
func (n nullConnectionTracer) LostPacket(EncryptionLevel, PacketNumber, PacketLossReason) {}
func (n nullConnectionTracer) UpdatedCongestionState(CongestionState) {}
func (n nullConnectionTracer) UpdatedPTOCount(uint32) {}
func (n nullConnectionTracer) UpdatedKeyFromTLS(EncryptionLevel, Perspective) {}
func (n nullConnectionTracer) UpdatedKey(keyPhase KeyPhase, remote bool) {}
func (n nullConnectionTracer) DroppedEncryptionLevel(EncryptionLevel) {}
func (n nullConnectionTracer) DroppedKey(KeyPhase) {}
func (n nullConnectionTracer) SetLossTimer(TimerType, EncryptionLevel, time.Time) {}
func (n nullConnectionTracer) LossTimerExpired(timerType TimerType, level EncryptionLevel) {}
func (n nullConnectionTracer) LossTimerCanceled() {}
func (n nullConnectionTracer) Close() {}
func (n nullConnectionTracer) Debug(name, msg string) {}
func (n NullConnectionTracer) AcknowledgedPacket(EncryptionLevel, PacketNumber) {}
func (n NullConnectionTracer) LostPacket(EncryptionLevel, PacketNumber, PacketLossReason) {}
func (n NullConnectionTracer) UpdatedCongestionState(CongestionState) {}
func (n NullConnectionTracer) UpdatedPTOCount(uint32) {}
func (n NullConnectionTracer) UpdatedKeyFromTLS(EncryptionLevel, Perspective) {}
func (n NullConnectionTracer) UpdatedKey(keyPhase KeyPhase, remote bool) {}
func (n NullConnectionTracer) DroppedEncryptionLevel(EncryptionLevel) {}
func (n NullConnectionTracer) DroppedKey(KeyPhase) {}
func (n NullConnectionTracer) SetLossTimer(TimerType, EncryptionLevel, time.Time) {}
func (n NullConnectionTracer) LossTimerExpired(timerType TimerType, level EncryptionLevel) {}
func (n NullConnectionTracer) LossTimerCanceled() {}
func (n NullConnectionTracer) Close() {}
func (n NullConnectionTracer) Debug(name, msg string) {}

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