File: assoc-type-lifetime.rs

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rustc 1.85.0%2Bdfsg3-1
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// Tests that we still detect defining usages when
// lifetimes are used in an associated opaque type
//@ check-pass

#![feature(impl_trait_in_assoc_type)]

trait UnwrapItemsExt<'a> {
    type Iter;
    fn unwrap_items(self) -> Self::Iter;
}

struct MyStruct {}

trait MyTrait<'a> {}

impl<'a> MyTrait<'a> for MyStruct {}

impl<'a, I> UnwrapItemsExt<'a> for I {
    type Iter = impl MyTrait<'a>;

    fn unwrap_items(self) -> Self::Iter {
        MyStruct {}
    }
}

fn main() {}