bernstein real world-ish with pseudo code

gistfile1.js

var userCreationStack = bernstein.create([
    function (data, orig, next){
        var imageProm = imageServiceWrapper.sliceAndDice(data.image);
        
        imageProm.then(function (imageData) {
            data.images = imageData;
            
            next(data);
        });
    }
    
    , function (data, orig, next) {
        next(data.quote = getRandomQuote());   
    }
    
    , function (data, orig) {
        data.type = "free";
        data.createdData = new Date();
        data.interactions = 0;
        
        return new Promise(function (resolve, reject) {
            var userProm = userService.save(data);
            
            userProm.then(function (userObj) {
                resolve(userObj);
            });
        }); 
    }
]);

//inside some handler for a route...
var user = userCreationStack(req.body);
user.then(function (data) {
    response.send(data); 
});