gistfile1.txt

var express = require('express'),
    http    = require('http'),
    longRes = require('./data'),
    app     = express();

app.disable('x-powered-by');

// this is the function utilized to stage a request
express.response.stage = function(body, cb) {
  this.stagedResponse = {body: body}
  cb(null, null)
}

// Monkey patch express
express.response.ship = function(body, status) {

  var _this = this;

  // Testing adding a header
  this.set('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS');

  // Simulate waiting for async
  process.nextTick(function() {

    // Adding another header right before sending
    _this.set('Fake', '123');
    _this.json(status, body);

  });
};
app.use(express.compress());
app.get('/', function(req, res, next) {

  res.set('Access-Control-Allow-Origin', '*');

  res.ship(longRes, 200);

});

http.createServer(app).listen(3000, function() {
  console.log('up')
});