-macro_rules! define {
- (CloneAny) => {
- /// A type to emulate dynamic typing.
- ///
- /// Every type with no non-`'static` references implements `Any`.
- define!(CloneAny remainder);
- };
- (Any) => {
- /// A type to emulate dynamic typing with cloning.
- ///
- /// Every type with no non-`'static` references that implements `Clone` implements `Any`.
- define!(Any remainder);
- };
- ($t:ident remainder) => {
- /// See the [`std::any` documentation](https://doc.rust-lang.org/std/any/index.html) for
- /// more details on `Any` in general.
- ///
- /// This trait is not `std::any::Any` but rather a type extending that for this library’s
- /// purposes so that it can be combined with marker traits like
- /// <code><a class=trait title=core::marker::Send
- /// href=http://doc.rust-lang.org/std/marker/trait.Send.html>Send</a></code> and
- /// <code><a class=trait title=core::marker::Sync
- /// href=http://doc.rust-lang.org/std/marker/trait.Sync.html>Sync</a></code>.
- ///
- define!($t trait);
- };
- (CloneAny trait) => {
- /// See also [`Any`](trait.Any.html) for a version without the `Clone` requirement.
- pub trait CloneAny: Any + CloneToAny { }
- impl<T: StdAny + Clone> CloneAny for T { }
- };
- (Any trait) => {
- /// See also [`CloneAny`](trait.CloneAny.html) for a cloneable version of this trait.
- pub trait Any: StdAny { }
- impl<T: StdAny> Any for T { }
- };
-}
-