Named mutex

stripe.go

@@ -76,10 +76,10 @@ type Backend interface {
 
 // BackendConfiguration is the internal implementation for making HTTP calls to Stripe.
 type BackendConfiguration struct {
+	mu         sync.Mutex
 	Type       SupportedBackend
 	URL        string
 	HTTPClient *http.Client
-	sync.Mutex
 }
 
 // SupportedBackend is an enumeration of supported Stripe endpoints.
@@ -241,8 +241,8 @@ func (s *BackendConfiguration) CallMultipart(method, path, key, boundary string,
 // NewRequest is used by Call to generate an http.Request. It handles encoding
 // parameters and attaching the appropriate headers.
 func (s *BackendConfiguration) NewRequest(method, path, key, contentType string, body io.Reader, params *Params) (*http.Request, error) {
-	s.Lock()
-	defer s.Unlock()
+	s.mu.Lock()
+	defer s.mu.Unlock()
 	if !strings.HasPrefix(path, "/") {
 		path = "/" + path
 	}
@@ -298,8 +298,8 @@ func (s *BackendConfiguration) NewRequest(method, path, key, contentType string,
 // the backend's HTTP client to execute the request and unmarshals the response
 // into v. It also handles unmarshaling errors returned by the API.
 func (s *BackendConfiguration) Do(req *http.Request, v interface{}) error {
-	s.Lock()
-	defer s.Unlock()
+	s.mu.Lock()
+	defer s.mu.Unlock()
 	if LogLevel > 1 {
 		Logger.Printf("Requesting %v %v%v\n", req.Method, req.URL.Host, req.URL.Path)
 	}