expose status and contentLength

response_writer.go

@@ -6,26 +6,27 @@ import (
 	"net/http"
 )
 
+// ResponseWriter wrap `http.ResponseWriter` interface.
 type ResponseWriter struct {
 	http.ResponseWriter
 	wroteHeader   bool
-	statusCode    int
-	contentLength int64
+	StatusCode    int
+	ContentLength int64
 }
 
 func (w *ResponseWriter) WriteHeader(statusCode int) {
 	if w.wroteHeader {
 		return
 	}
 	w.wroteHeader = true
-	w.statusCode = statusCode
+	w.StatusCode = statusCode
 	w.ResponseWriter.WriteHeader(statusCode)
 }
 
 func (w *ResponseWriter) Write(buf []byte) (int, error) {
 	w.WriteHeader(http.StatusOK)
 	n, err := w.ResponseWriter.Write(buf)
-	w.contentLength += int64(n)
+	w.ContentLength += int64(n)
 	return n, err
 }
 

server.go

@@ -15,8 +15,8 @@ var ErrHandler = func(err string, code int) http.Handler {
 	})
 }
 
-// WarpHttpHandler warp `http.Handler`.
-func WarpHttpHandler(next http.Handler) func(http.Handler) http.Handler {
+// WarpHandler warp `http.Handler`.
+func WarpHandler(next http.Handler) func(http.Handler) http.Handler {
 	return func(http.Handler) http.Handler {
 		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 			next.ServeHTTP(w, r)

transport.go

@@ -6,8 +6,8 @@ import (
 )
 
 // WarpRoundTripper warp `http.RoundTripper`.
-func WarpRoundTripper(h http.RoundTripper) func(http.RoundTripper) http.RoundTripper {
-	return func(next http.RoundTripper) http.RoundTripper {
+func WarpRoundTripper(next http.RoundTripper) func(http.RoundTripper) http.RoundTripper {
+	return func(http.RoundTripper) http.RoundTripper {
 		return RoundTripperFunc(func(r *http.Request) (*http.Response, error) {
 			return next.RoundTrip(r)
 		})