fix(web-server): since node 12 there is no util.puts

testapp/scripts/web-server.js

@@ -1,9 +1,8 @@
 #!/usr/bin/env node
 
 var express = require('express');
-var bodyParser = require('body-parser')
+var bodyParser = require('body-parser');
 var optimist = require('optimist');
-var util = require('util');
 var path = require('path');
 var env = require('../../spec/environment.js');
 
@@ -27,7 +26,7 @@ var main = function() {
   testApp.use(bodyParser.json());
   testApp.use(testMiddleware);
   testApp.listen(port);
-  util.puts(["Starting express web server in", testAppDir ,"on port", port].
+  console.log(["Starting express web server in", testAppDir ,"on port", port].
       join(" "));
 };
 
@@ -55,14 +54,14 @@ var testMiddleware = function(req, res, next) {
         res.status(400).send('must specify query');
       }
     } else if (req.method === 'POST') {
-      if (req.body.key == 'newChatMessage') {
-        if (!storage['chatMessages']) {
-          storage['chatMessages'] = [];
+      if (req.body.key === 'newChatMessage') {
+        if (!storage.chatMessages) {
+          storage.chatMessages = [];
         }
-        storage['chatMessages'].push(req.body.value);
+        storage.chatMessages.push(req.body.value);
         res.sendStatus(200);
-      } else if (req.body.key == 'clearChatMessages') {
-        storage['chatMessages'] = [];
+      } else if (req.body.key === 'clearChatMessages') {
+        storage.chatMessages = [];
         res.sendStatus(200);
       } else {
         res.status(400).send('Unknown command');