What's the difference between metatype .Type and .self in Swift? Do .self and .Type return a struct? I understand that .self can be used to check with dynamicType. How do you use .Type?

Consider a situation where we want to have a dictionary of arrays, with each array being a homogeneous collection of values of some type (which may be a struct or a primitive type). I'm currently u...

Given a object: struct foo { void func(); }; Now given the templatized function declaration: template<typename T, T F> void bar(); So bar will be taking in a member function like so: ...

I need to keep a collection of Swift metatypes and write a function which will check if a given object is an instance of one of them. I can do that easily in Java: Class c = x.getClass(); c.isInst...

I have an extension to walk up the view controller chain (even through container views, which is very handy) public extension UIViewController // go up to a certain class { public func above<...

Effectively, I want to have a protocol that will return a Metatype (e.g.: Type.Type), which I can pass to a Class, and then when I need to, cast an object to that MetaType. The reason I'm to ...