oop

main.go

@@ -41,6 +41,8 @@ func (c Config) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 
 	cors(w)
 	if r.Method == http.MethodOptions {
+		w.Header().Set("Content-Length", "0")
+		w.Header().Set("Content-Type", "text/plain")
 		w.WriteHeader(http.StatusOK)
 		return
 	}
@@ -75,8 +77,6 @@ func (c Config) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 func cors(w http.ResponseWriter) {
 	w.Header().Set("Access-Control-Allow-Origin", "*")
 	w.Header().Set("Access-Control-Allow-Headers", "X-Auth-Token, content-type, Content-Type")
-	w.Header().Set("Content-Length", "0")
-	w.Header().Set("Content-Type", "text/plain")
 	w.Header().Set("Access-Control-Allow-Methods", "GET, POST, PUT, OPTIONS, TRACE, PATCH, HEAD, DELETE")
 }