emberreddit1.js

App.RedditLink = Ember.Object.extend({

  /*
    It seems reddit will return the string 'default' when there's no thumbnail present.
    This computed property will convert 'default' to null to avoid rendering a broken
    image link.
  */
  thumbnailUrl: function() {
    var thumbnail = this.get('thumbnail');
    return (thumbnail === 'default') ? null : thumbnail;
  }.property('thumbnail'),


});