-func do(method string, url string, body []byte, header map[string]string, client HTTPClient) error {
- if req, reqErr := http.NewRequest(method, url, bytes.NewBuffer(body)); reqErr == nil {
+func do(method string, url string, body []byte, header map[string]string, client HTTPClient) ([]byte, error) {
+ if req, reqErr := http.NewRequest(method, url, nil); reqErr == nil {