1 files changed, 0 insertions, 111 deletions
diff --git a/vendor/github.com/lightstep/lightstep-tracer-go/propagation_binary.go b/vendor/github.com/lightstep/lightstep-tracer-go/propagation_binary.go
deleted file mode 100644
index 5fadf7fce..000000000
--- a/vendor/github.com/lightstep/lightstep-tracer-go/propagation_binary.go
+++ /dev/null
@@ -1,111 +0,0 @@
-package lightstep
-
-import (
-	"encoding/base64"
-	"io"
-	"io/ioutil"
-
-	"github.com/golang/protobuf/proto"
-	lightstep "github.com/lightstep/lightstep-tracer-go/lightsteppb"
-	opentracing "github.com/opentracing/opentracing-go"
-)
-
-// BinaryCarrier is used as the format parameter in inject/extract for lighstep binary propagation.
-const BinaryCarrier = opentracing.Binary
-
-var theBinaryPropagator binaryPropagator
-
-type binaryPropagator struct{}
-
-func (binaryPropagator) Inject(
-	spanContext opentracing.SpanContext,
-	opaqueCarrier interface{},
-) error {
-	sc, ok := spanContext.(SpanContext)
-	if !ok {
-		return opentracing.ErrInvalidSpanContext
-	}
-	data, err := proto.Marshal(&lightstep.BinaryCarrier{
-		BasicCtx: &lightstep.BasicTracerCarrier{
-			TraceId:      sc.TraceID,
-			SpanId:       sc.SpanID,
-			Sampled:      true,
-			BaggageItems: sc.Baggage,
-		},
-	})
-	if err != nil {
-		return err
-	}
-
-	switch carrier := opaqueCarrier.(type) {
-	case io.Writer:
-		buf := make([]byte, base64.StdEncoding.EncodedLen(len(data)))
-		base64.StdEncoding.Encode(buf, data)
-		_, err = carrier.Write(buf)
-		return err
-	case *string:
-		*carrier = base64.StdEncoding.EncodeToString(data)
-	case *[]byte:
-		*carrier = make([]byte, base64.StdEncoding.EncodedLen(len(data)))
-		base64.StdEncoding.Encode(*carrier, data)
-	default:
-		return opentracing.ErrInvalidCarrier
-	}
-	return nil
-}
-
-func (binaryPropagator) Extract(
-	opaqueCarrier interface{},
-) (opentracing.SpanContext, error) {
-	var data []byte
-	var err error
-
-	// Decode from string, *string, *[]byte, or []byte
-	switch carrier := opaqueCarrier.(type) {
-	case io.Reader:
-		buf, err := ioutil.ReadAll(carrier)
-		if err != nil {
-			return nil, err
-		}
-		data, err = decodeBase64Bytes(buf)
-	case *string:
-		if carrier != nil {
-			data, err = base64.StdEncoding.DecodeString(*carrier)
-		}
-	case string:
-		data, err = base64.StdEncoding.DecodeString(carrier)
-	case *[]byte:
-		if carrier != nil {
-			data, err = decodeBase64Bytes(*carrier)
-		}
-	case []byte:
-		data, err = decodeBase64Bytes(carrier)
-	default:
-		return nil, opentracing.ErrInvalidCarrier
-	}
-	if err != nil {
-		return nil, err
-	}
-	pb := &lightstep.BinaryCarrier{}
-	if err := proto.Unmarshal(data, pb); err != nil {
-		return nil, err
-	}
-	if pb.BasicCtx == nil {
-		return nil, opentracing.ErrInvalidCarrier
-	}
-
-	return SpanContext{
-		TraceID: pb.BasicCtx.TraceId,
-		SpanID:  pb.BasicCtx.SpanId,
-		Baggage: pb.BasicCtx.BaggageItems,
-	}, nil
-}
-
-func decodeBase64Bytes(in []byte) ([]byte, error) {
-	data := make([]byte, base64.StdEncoding.DecodedLen(len(in)))
-	n, err := base64.StdEncoding.Decode(data, in)
-	if err != nil {
-		return nil, err
-	}
-	return data[:n], nil
-}