builder swift

builder.swift

// Api.swift

Api().getFeedItems { (FeedItems) -> () in
  // do something with [FeedItem]
}

// inside of getFeedItems

FeedItem = FeedItemFactory.FeedItemFromJSON(feedItemJSON)

// inside of FeedItemFactory.FeedItemFromJSON (I use SwiftyJSON)

let feedItem = FeedItem()

if let id = feedItemJSON["id"].int {
			feedItem.id = id.toInt()!
}
...

return feedItem