Protocol based UITableView

model.swift

struct Employee {
	let name: String
	let salary: Int
}

ProtocolBasedCellFactory.swift

// This is the link between the model and the view
//		Mascot <-> MascotTableViewCell
extension CollectionType where Generator.Element == Employee {

	func elementByPosition(position: Int) -> Self.Generator.Element? {
        	// dirty hack. It's already implemented in Array subscript with O(1) instead of O(n)
		var i = 0
		for e in self {
			if i++ == position {
				return e
			}
		}
		return nil
	}

	func cellInTable(tableView: UITableView, forRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
		let cell = tableView.dequeueReusableCellWithIdentifier("employee", forIndexPath: indexPath) as! EmployeeTableViewCell

		cell.employee = self.elementByPosition(indexPath.row)

		return cell
	}
}

viewCell.swift

class EmployeeTableViewCell: UITableViewCell {

	@IBOutlet weak var nameLabel: UILabel?
	@IBOutlet weak var salaryLabel: UILabel?

	var employee: Employee? {
		didSet {
			nameLabel?.text = employee?.name
			salaryLabel?.image = employee?.salary
		}
	}
}

viewController.swift

	var employees = [Employee]()

	override func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
		return self.employees.cellInTable(tableView, forRowAtIndexPath: indexPath)
	}