merge express.js example update from @jacobmarble, closes #6

README.md

@@ -30,7 +30,7 @@ and continue serving as many requests as possible.
     var toobusy = require('toobusy'),
         express = require('express');
 
-    var app = express.createServer();
+    var app = express();
 
     // middleware which blocks requests when we're too busy
     app.use(function(req, res, next) {
@@ -48,12 +48,13 @@ and continue serving as many requests as possible.
       res.send("I counted to " + i);
     });
 
-    app.listen(3000);
+    var server = app.listen(3000);
 
     process.on('SIGINT', function() {
-      app.close();
+      server.close();
       // calling .shutdown allows your process to exit normally
       toobusy.shutdown();
+      process.exit();
     });
 
 ## tunable parameters

examples/express.js

@@ -1,7 +1,7 @@
 var toobusy = require('..'),
     express = require('express');
 
-var app = express.createServer();
+var app = express();
 
 // Have grace under load
 app.use(function(req, res, next) {
@@ -19,9 +19,9 @@ app.get('/', function(req, res) {
   res.send("I counted to " + i);
 });
 
-app.listen(3000);
+var server = app.listen(3000);
 
 process.on('SIGINT', function() {
-  app.close();
+  server.close();
   toobusy.shutdown();
 });