foreigner_class!(class One {
self_type One;
private constructor = empty;
});
foreigner_class!(class Two {
self_type Two;
private constructor = empty;
});
foreigner_class!(class Foo {
self_type Foo;
private constructor = empty;
fn Foo::f(&self) -> (One, Two);
fn Foo::g(&self) -> (i32, i32);
fn Foo::h(&self) -> (&str, &str);
});