use std::sync::Arc; fn main() {} // Normally this is defined by the scaffolding code, manually define it for the UI test pub struct UniFfiTag; pub struct Foo; #[uniffi::export] fn make_foo() -> Arc { Arc::new(Foo) } mod child { use std::sync::Arc; enum Foo {} #[uniffi::export] fn take_foo(foo: Arc) { match &*foo {} } }