From 6a36f71a98ed03262bf2ab22b089c3677b151505 Mon Sep 17 00:00:00 2001
From: ivaosthu <ivar.conradi.osthus@finn.no>
Date: Sat, 24 Nov 2018 12:48:19 +0100
Subject: [PATCH] chore(modernize): Modernize BackstageController

---
 lib/routes/backstage.js | 26 +++++++++++++++++---------
 lib/routes/index.js     |  4 ++--
 2 files changed, 19 insertions(+), 11 deletions(-)

diff --git a/lib/routes/backstage.js b/lib/routes/backstage.js
index d40945541c..39d7cd5182 100644
--- a/lib/routes/backstage.js
+++ b/lib/routes/backstage.js
@@ -3,15 +3,23 @@
 const { Router } = require('express');
 const { register: prometheusRegister } = require('prom-client');
 
-exports.router = config => {
-    const router = Router();
+class BackstageController {
+    constructor(config) {
+        const router = Router();
 
-    if (config.serverMetrics) {
-        router.get('/prometheus', (req, res) => {
-            res.set('Content-Type', prometheusRegister.contentType);
-            res.end(prometheusRegister.metrics());
-        });
+        if (config.serverMetrics) {
+            router.get('/prometheus', (req, res) => {
+                res.set('Content-Type', prometheusRegister.contentType);
+                res.end(prometheusRegister.metrics());
+            });
+        }
+
+        this.app = router;
     }
 
-    return router;
-};
+    router() {
+        return this.app;
+    }
+}
+
+module.exports = BackstageController;
diff --git a/lib/routes/index.js b/lib/routes/index.js
index b4c237d555..2d5a8bf102 100644
--- a/lib/routes/index.js
+++ b/lib/routes/index.js
@@ -11,13 +11,13 @@ const clientApi = require('./client-api');
 const clientFeatures = require('./client-api/feature.js');
 
 const HealthCheckController = require('./health-check');
-const backstage = require('./backstage.js');
+const BackstageController = require('./backstage.js');
 
 exports.router = function(config) {
     const router = Router();
 
     router.use('/health', new HealthCheckController(config).router());
-    router.use('/internal-backstage', backstage.router(config));
+    router.use('/internal-backstage', new BackstageController(config).router());
 
     router.get('/api', (req, res) => {
         res.json({