{}
enum Bar {
case a
case b
}
func foo(bar: Bar, action: () -> Void) -> Bar {
action()
return bar
}
var actionBar: Bar!
let resultBar = foo(bar: Bar.b) {
actionBar = resultBar
print("Assigned")
}
print(actionBar == resultBar) // 👈 false
print(actionBar) // 👈 Optional(DemoProject.Bar.a)