Fixing styling issues for caching.

transport.go

@@ -94,12 +94,14 @@ func NewAuthorizedTransport(fetcher TokenFetcher, token *Token) Transport {
 // If token is expired, tries to refresh/fetch a new token.
 func (t *authorizedTransport) RoundTrip(req *http.Request) (resp *http.Response, err error) {
 	token := t.Token()
-	cache := t.fetcher.Cache()
 
-	if token == nil && cache != nil {
-		// Try to read from cache initially
-		token = cache.Read()
+	// Try to initialize the token from the cache.
+	if token == nil {
+		if c := t.fetcher.Cache(); c != nil {
+			token = c.Read()
+		}
 	}
+
 	if token == nil || token.Expired() {
 		// Check if the token is refreshable.
 		// If token is refreshable, don't return an error,
@@ -165,9 +167,8 @@ func (t *authorizedTransport) RefreshToken() error {
 	}
 
 	t.token = token
-	cache := t.fetcher.Cache()
-	if cache != nil {
-		cache.Write(token)
+	if c := t.fetcher.Cache(); c != nil {
+		c.Write(token)
 	}
 
 	return nil