added middelware to provide path for the bundle(s)

Author: trygve-lie

examples/simple.js

@@ -1,19 +1,31 @@
 'use strict';
 
 const express = require('express');
+const Assets = require('../');
 const app = express();
 
-const Assets = require('../');
+// set up asset bundler
 const assets = new Assets('./assets/es5/main.js');
 
+// listen for events
 assets.on('update', (ids) => {
     ids.forEach((id) => {
         console.log('updated:', id);
     });
 });
 
+// provide bundle info to each request
+app.use(assets.middelware());
+
+// attach bundle routes
 app.use(assets.router());
 
+// print where bundle is
+app.get('/', (req, res, next) => {
+    res.status(200).send(`JS bunde is at: ${res.locals.js}`);
+})
+
+// start server
 const server = app.listen(8080, () => {
     console.log(`http server - Bundle at: http://localhost:${server.address().port}/js/`);
 });

lib/middleware.js

@@ -16,7 +16,7 @@ module.exports = class Middleware extends EventEmitter {
             cache: {},
             packageCache: {},
             debug: true,
-            jsBundlePath: '/js',
+            jsPath: '/js',
         }, options);
 
         this.emits = emits;
@@ -44,7 +44,8 @@ module.exports = class Middleware extends EventEmitter {
         this.app = express.Router({ // eslint-disable-line
             mergeParams: true,
         });
-        this.app.get(this.options.jsBundlePath, this.js());
+
+        this.app.get(this.options.jsPath, this.js());
     }
 
 
@@ -58,6 +59,14 @@ module.exports = class Middleware extends EventEmitter {
     }
 
 
+    middelware (jsProp = 'js') {
+        return (req, res, next) => {
+            res.locals[jsProp] = this.options.jsPath;
+            next();
+        }
+    }
+
+
     router () {
         return this.app;
     }