JavaScript XHR promise wrapper for Ember

request.js

function request(method, url, data) {
  var defferred, xhr;

  if (!data) {
    data = {};
  }

  defferred = new Ember.RSVP.Promise(function (resolve, reject) {
    xhr = Ember.$.ajax({
      method: method,
      url: url,
      data: data,
      contentType: 'application/json'
    })
      .then(resolve)
      .fail(function (err) {
        reject(err);
      });
  });

  return defferred;
}