feat: add req method to http metrics middleware (#153)

Author: Ullaakut

http/middleware/middleware.go

@@ -72,11 +72,12 @@ func WithStats(name string, s *statter.Statter, h http.Handler) http.Handler {
 	)
 
 	return http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
-		t := make([]statter.Tag, 1, 3)
+		t := make([]statter.Tag, 2, 4)
 		if name == "" {
 			name = req.URL.Path
 		}
 		t[0] = tags.Str("handler", name)
+		t[1] = tags.Str("method", req.Method)
 
 		s.Counter("requests", t...).Inc(1)
 

http/middleware/middleware_test.go

@@ -96,12 +96,12 @@ func TestStats(t *testing.T) {
 			name:        "with handler name",
 			handlerName: "my-handler",
 			path:        "/test",
-			wantTags:    [][2]string{{"handler", "my-handler"}},
+			wantTags:    [][2]string{{"handler", "my-handler"}, {"method", "GET"}},
 		},
 		{
 			name:     "without handler name",
 			path:     "/test",
-			wantTags: [][2]string{{"handler", "/test"}},
+			wantTags: [][2]string{{"handler", "/test"}, {"method", "GET"}},
 		},
 	}