Middleware examples

chapter04/src/get_parameters.js

@@ -7,7 +7,7 @@ const app = express();
 const bodyParser = require("body-parser");
 app.use(bodyParser.urlencoded({extended:false}));
 
-app.use("/", (req, res) => {
+app.use("*", (req, res) => {
     console.log(req.query, req.body);
     res.send("Server alive, with Express!");
 });

chapter04/src/serve_statics.js

@@ -15,6 +15,11 @@ app.get(
     })
 );
 
+app.use((err, req, res, next) => {
+    console.error("Error....", err.message);
+    res.status(500).send("INTERNAL SERVER ERROR");
+});
+
 app.listen(8080, () =>
     console.log(
         "Mini Express static server ready at http://localhost:8080/!"