sql-server-samples/samples/features/json/todo-app/nodejs-express4-rest-api/app.js

var express = require('express');
var config = require('config');
var bodyParser = require('body-parser');
var tediousExpress = require('express4-tedious');

var app = express();
app.use(function (req, res, next) {
    req.query = tediousExpress(req, config.get('connection'));
    next();
});

app.use(bodyParser.text()); 
app.use('/todo', require('./routes/todo'));

// catch 404 and forward to error handler
app.use(function (req, res, next) {
    var err = new Error('Not Found: '+ req.method + ":" + req.originalUrl);
    err.status = 404;
    next(err);
});
app.set('port', process.env.PORT || 3000);

var server = app.listen(app.get('port'), function() {
    console.log('Express server listening on port ' + server.address().port);
});

module.exports = app;