// WriteProtoResponse serializes msg to w.
func WriteProtoResponse(w http.ResponseWriter, r *http.Request, msg proto.Message) error {
w.Header().Set("Content-Type", "application/x-protobuf")
cw := httpencoding.CompressData(w, r)
defer cw.Close()
rec, err := proto.Marshal(msg)
if err != nil {
return fmt.Errorf("error marshaling proto: %v", err)
}
_, err = cw.Write(rec)
return err
}
// WriteJSONResponse encodes v as JSON and writes it to w.
func WriteJSONResponse(w http.ResponseWriter, r *http.Request, v interface{}) error {
w.Header().Set("Content-Type", "application/json; charset=utf-8")
cw := httpencoding.CompressData(w, r)
defer cw.Close()
return json.NewEncoder(cw).Encode(v)
}