gistfile1.txt

exports.register = function(req, res, next) {
  var client;
  client = this.client;
  return exports.validate(req, res, function() {
    return client.hmset("person:" + req.body.wid, req.body, function(err, response) {
      if (err != null) {
        return next(err);
      } else {
        req.newUser = req.body;
        console.log("success. Saved record.");
        return next;
      }
    });
  });
};

tj

exports.register = function(req, res, next) {
  ...
  exports.validate(req, res, function(){
    client.hmset..(function(err){
      if (err) {
        next(err);
      } else {
        req.newUser = ...
        next();
      }
    })
  })
}