lint: remove unused lockedBuf

middleware_test.go

@@ -7,7 +7,6 @@ import (
 	"net/http"
 	"net/http/httptest"
 	"os"
-	"sync"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -65,29 +64,6 @@ func TestMiddleware_Ping(t *testing.T) {
 	assert.Equal(t, "blah blah", string(b))
 }
 
-type lockedBuf struct {
-	buf  bytes.Buffer
-	lock sync.Mutex
-}
-
-func (b *lockedBuf) Write(p []byte) (int, error) {
-	b.lock.Lock()
-	defer b.lock.Unlock()
-	return b.buf.Write(p)
-}
-
-func (b *lockedBuf) Read(p []byte) (int, error) {
-	b.lock.Lock()
-	defer b.lock.Unlock()
-	return b.buf.Read(p)
-}
-
-func (b *lockedBuf) String() string {
-	b.lock.Lock()
-	defer b.lock.Unlock()
-	return b.buf.String()
-}
-
 func TestMiddleware_Recoverer(t *testing.T) {
 
 	handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {