Adding Sectional Comments and Formatting code

server.js

@@ -1,45 +1,87 @@
-var express = require("express");
-const { exec } = require("child_process");
-var path = require('path');
+/**
+ * Module Dependencies
+ */
+const express = require('express');
+const path = require('path');
+const { exec } = require('child_process');
+
+/**
+ * Server Settings
+ */
 var app = express();
 var port = 8000;
+
+app.set('port', port);
+
+/**
+ * Serving Static Files
+ */
 app.use(express.static(path.join(__dirname, 'site/html')));
 app.use('/server/vital', express.static(path.join(__dirname, 'vital/public')));
-app.use('/pages/', express.static(path.join(__dirname, 'vital/pages')))
-app.use(function(req, res, next) {
-res.status(404);
-res.sendFile(path.join(__dirname, 'vital', '404.html'));
-});
-
+app.use('/pages/', express.static(path.join(__dirname, 'vital/pages')));
 
-app.listen(port);
-console.log(`Now listening on port ${port}`);
-console.log(`Go to http://localhost:${port}`);
+/**
+ * Handling 404 Errors and Displaying 404 Page
+ */
+app.use(function (req, res, next) {
+    res.status(404);
+    res.sendFile(path.join(__dirname, 'vital', '404.html'));
+});
 
-exec("node index.js", (error, stdout, stderr) => {
-    if (error) {
-        console.log(`error: ${error.message}`);
-        return;
-    }
-    if (stderr) {
-        console.log(`stderr: ${stderr}`);
-        return;
-    }
-    console.log(`stdout: ${stdout}`);
+/**
+ * Server listening
+ */
+app.listen(app.get('port'), function () {
+    console.log(`
+    Now listening on port ${port}
+    Go to http://localhost:${port}
+  `);
 });
 
-function site(){
-exec("npm run convert", (error, stdout, stderr) => {
+/**
+ * TODO: Add the description of this function
+ * [exec description]
+ * @param  {[type]} error  [description]
+ * @param  {[type]} stdout [description]
+ * @param  {[type]} stderr [description]
+ */
+exec('node index.js', (error, stdout, stderr) => {
     if (error) {
         console.log(`error: ${error.message}`);
         return;
     }
+
     if (stderr) {
         console.log(`stderr: ${stderr}`);
         return;
     }
+
     console.log(`stdout: ${stdout}`);
 });
+
+/**
+ * TODO: Add the description of this function
+ * [site description]
+ * [exec description]
+ * @param  {[type]} error  [description]
+ * @param  {[type]} stdout [description]
+ * @param  {[type]} stderr [description]
+ */
+function site() {
+    exec('npm run convert', (error, stdout, stderr) => {
+        if (error) {
+            console.log(`error: ${error.message}`);
+            return;
+        }
+
+        if (stderr) {
+            console.log(`stderr: ${stderr}`);
+            return;
+        }
+
+        console.log(`stdout: ${stdout}`);
+    });
 }
+
 site();
 setInterval(site, 600000);