system/host/fidl/examples/interface-ordinals.fidl

library interface_ordinals;

interface Foo {
    1: SomeMethod();
    2: SomeMethodWithAResponse() -> ();
    3: -> SomeEvent(status response);
};

interface Bar {
    4: DoIt();
};

interface FooAndBarWaitTheresMore : Foo, Bar {
    5: MoreMoreMore();
};