andyyhope · December 20, 2016 22:43
diff --git a/TypecasingAndTypechecking.swift b/TypecasingAndTypechecking.swift
 struct Foo { }

 enum Bar {
    case hero(Any)
 }

 let foo = Foo()
 let bar = Bar.hero(foo)

 if case let .hero(foo) = bar, foo is Foo {
   print(“This works”)
 }
	struct Foo { }

	enum Bar {
	case hero(Any)
	}

	let foo = Foo()
	let bar = Bar.hero(foo)

	if case let .hero(foo) = bar, foo is Foo {
	print(“This works”)
	}