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pub struct ExternFoo;
pub trait ExternTrait {
const CONST: u32;
type Assoc;
}
impl ExternTrait for ExternFoo {
const CONST: u32 = 0;
type Assoc = ExternFoo;
}
#[macro_export]
macro_rules! external { () => {
mod bar {
#[derive(Double)]
struct Bar($crate::ExternFoo);
}
mod qself {
#[derive(Double)]
struct QSelf(<$crate::ExternFoo as $crate::ExternTrait>::Assoc);
}
mod qself_recurse {
#[derive(Double)]
struct QSelfRecurse(<
<$crate::ExternFoo as $crate::ExternTrait>::Assoc
as $crate::ExternTrait>::Assoc
);
}
mod qself_in_const {
#[derive(Double)]
#[repr(u32)]
enum QSelfInConst {
Variant = <$crate::ExternFoo as $crate::ExternTrait>::CONST,
}
}
} }
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