code: function ArrayLoader(posts) {
      var self = this;
      posts.forEach(function (post, index) {
          if (!('id' in post)) {
              post.id = index;
          }
      });
      process.nextTick(function () {
          self.emit('load', posts);
      });
  }
docs: Create a new array loader.
  
  @param {Array} posts