Pass in handler to middleware, create definition for MiddlewareFunc

middleware/groups.go

@@ -0,0 +1,5 @@
+package middleware
+
+import "net/http"
+
+type MiddlewareFunc func(f func(w http.ResponseWriter, r *http.Request)) func(w http.ResponseWriter, r *http.Request)

middleware/wrapper.go

@@ -5,9 +5,9 @@ import "net/http"
 // ProcessGroup is a wrapper function for the http.HandleFunc function
 // that takes the function you want to execute (f) and the middleware you want
 // to execute (m) this should be used when processing multiple groups of middleware at a time
-func ProcessGroup(f func(w http.ResponseWriter, r *http.Request), m []func()) func(w http.ResponseWriter, r *http.Request) {
+func ProcessGroup(f func(w http.ResponseWriter, r *http.Request), m []MiddlewareFunc) func(w http.ResponseWriter, r *http.Request) {
 	for _, middleware := range m {
-		middleware()
+		_ = middleware(f)
 	}
 
 	return f