deferTest.swift

enum WhenToReturn
{
	case After0
	case After1
	case After2
}

func deferTest(whenToReturn: WhenToReturn, shouldBranch: Bool)
{
	print("Defer Test - whenToReturn:\(whenToReturn), shouldBranch:\(shouldBranch)")
	
	defer
	{
		print("defer 0")
	}
	
	print("0")
	
	if whenToReturn == WhenToReturn.After0
	{
		return
	}
	
	defer
	{
		print("defer 1")
	}
	
	print("1")
	
	if whenToReturn == WhenToReturn.After1
	{
		return
	}
	
	if shouldBranch
	{
		defer
		{
			print("shouldBranch")
		}
	}
	
	defer
	{
		print("defer 2")
	}
	
	print("3")
}

deferTest(WhenToReturn.After0, shouldBranch: false)
deferTest(WhenToReturn.After1, shouldBranch: true)
deferTest(WhenToReturn.After2, shouldBranch: false)
deferTest(WhenToReturn.After2, shouldBranch: true)