cibernox/ember-cpm — pull request #97 by TrueNorth (2014-10-30 04:44:50+00:00)
Title: join - composeable CPM support

````javascript
function upcase (dependantKey) {
return Ember.computed(dependantKey, function () {
return this.get(dependantKey).toUpperCase();
});
}

var Obj = Ember.Object.extend({
firstName: 'Jean-Luc',
lastName: 'Picard',
formattedName: join('firstName', upcase('lastName'), ' ') // 'Jean-Luc PICARD'
});
````