struct MyStruct;

mod my_mod {
    use super::MyStruct;

    pub fn foo() -> MyStruct {
        MyStruct
    }
}

fn main() {
    let _var = my_mod::foo();
}

mod types {
    pub struct MyStruct;
}

mod my_mod {
    pub fn foo() -> super::types::MyStruct { unimplemented!() }
    pub fn bar() -> super::types::MyStruct { unimplemented!() }
    pub fn baz() -> super::types::MyStruct { unimplemented!() }
}

fn main() {
    let var = my_mod::foo();
}