Use subrouter for different route sections

main.go

@@ -131,11 +131,16 @@ func UploadHandler(w http.ResponseWriter, r *http.Request, pipes []pipelines.IPi
 }
 
 func RegisterRoutes(r *mux.Router, pipelines []pipelines.IPipeline, storageProvider storage.IStorageProvider) {
-	r.HandleFunc("/", IndexHandler).Methods("GET")
-	r.HandleFunc("/upload", func(w http.ResponseWriter, r *http.Request) {
+	index := r.Methods(http.MethodGet).Subrouter()
+	index.HandleFunc("/", IndexHandler)
+
+	upload := r.Methods(http.MethodPost).Subrouter()
+	upload.HandleFunc("/upload", func(w http.ResponseWriter, r *http.Request) {
 		UploadHandler(w, r, pipelines, storageProvider)
-	}).Methods("POST")
-	r.HandleFunc("/pipelines/{pipeline}", func(w http.ResponseWriter, r *http.Request) {
+	})
+
+	pipeline := r.Methods(http.MethodGet).Subrouter()
+	pipeline.HandleFunc("/pipelines/{pipeline}", func(w http.ResponseWriter, r *http.Request) {
 		for _, pipeline := range pipelines {
 			if pipeline.GetSlug() == mux.Vars(r)["pipeline"] {
 				PipelineHandler(pipeline, storageProvider, w, r)
@@ -144,7 +149,7 @@ func RegisterRoutes(r *mux.Router, pipelines []pipelines.IPipeline, storageProvi
 		}
 
 		w.WriteHeader(404)
-	}).Methods("GET")
+	})
 }
 
 func main() {