Nested Functions

class-protected-function

	private func eatFood(IamHungry: Bool) ->String {
		return IamHungry? eatDinner(1) : eatSnack(1)
	}
	

nested function

private func eatFood(IamHungry: Bool) -> String{
  func eatDinner(quantity: Int) -> String{
    return "I am eating dinner"
  }
  func eatSnack(quantity: Int) -> String{
    return "I am eating a snack"
  }
  return IamHungry ? eatDinner : eatSnack
}

let mealDecider = eatFood(true)
println(mealDecider)