pull req

examples/error/index.js

@@ -31,6 +31,11 @@ app.get('/', function () {
   throw new Error('something broke!');
 });
 
+app.get('/', function (err,req,res) {
+  // err and req and res perams pass
+  throw new Error('something Want wrongeÏ!');
+});
+
 app.get('/next', function(req, res, next){
   // We can also pass exceptions to next()
   // The reason for process.nextTick() is to show that

examples/hello-world/index.js

@@ -1,15 +1,19 @@
-'use strict'
+'use strict';
 
-var express = require('../../');
+const express = require('express');
 
-var app = module.exports = express()
+const app = express();
 
-app.get('/', function(req, res){
+app.get('/', (req, res) => {
   res.send('Hello World');
 });
 
 /* istanbul ignore next */
 if (!module.parent) {
-  app.listen(3000);
-  console.log('Express started on port 3000');
+  const port = process.env.PORT || 3000; // Use the provided port or default to 3000
+  app.listen(port, () => {
+    console.log(`Express started on port ${port}`);
+  });
 }
+
+module.exports = app; // Export the Express app to use it elsewhere

examples/multi-router/index.js

@@ -1,18 +1,36 @@
-'use strict'
+'use strict';
 
-var express = require('../..');
+const express = require('express');
+const app = express();
+const port = 3000;
 
-var app = module.exports = express();
+// Use JSON parsing middleware for incoming requests
+app.use(express.json());
 
-app.use('/api/v1', require('./controllers/api_v1'));
-app.use('/api/v2', require('./controllers/api_v2'));
+// Define your API routes
+const apiV1Router = require('./controllers/api_v1');
+const apiV2Router = require('./controllers/api_v2');
 
-app.get('/', function(req, res) {
-  res.send('Hello from root route.')
+app.use('/api/v1', apiV1Router);
+app.use('/api/v2', apiV2Router);
+
+// Define a root route
+app.get('/', (req, res) => {
+  res.send('Hello from root route.');
+});
+
+// Handle 404 errors (route not found)
+app.use((req, res, next) => {
+  res.status(404).send('Not Found');
 });
 
-/* istanbul ignore next */
-if (!module.parent) {
-  app.listen(3000);
-  console.log('Express started on port 3000');
-}
+// Handle other errors
+app.use((err, req, res, next) => {
+  console.error(err.stack);
+  res.status(500).send('Internal Server Error');
+});
+
+// Start the server
+app.listen(port, () => {
+  console.log(`Express Server Started on port ${port}`);
+});