rust/tests/ui/impl-trait/in-trait/deep-match-works.rs

// check-pass

#![feature(lint_reasons)]
#![allow(incomplete_features)]

pub struct Wrapper<T>(T);

pub trait Foo {
    fn bar() -> Wrapper<impl Sized>;
}

impl Foo for () {
    #[expect(refining_impl_trait)]
    fn bar() -> Wrapper<i32> {
        Wrapper(0)
    }
}

fn main() {}
Deeply check that method signatures match, and allow for nested RPITITs 2022-09-02 16:02:59 -05:00			`// check-pass`

Stabilize AFIT and RPITIT 2023-09-13 11:04:42 -05:00			`#![feature(lint_reasons)]`
Deeply check that method signatures match, and allow for nested RPITITs 2022-09-02 16:02:59 -05:00			`#![allow(incomplete_features)]`

Don't emit refining_impl_trait for private items 2023-09-06 19:45:12 -05:00			`pub struct Wrapper<T>(T);`
Deeply check that method signatures match, and allow for nested RPITITs 2022-09-02 16:02:59 -05:00
Don't emit refining_impl_trait for private items 2023-09-06 19:45:12 -05:00			`pub trait Foo {`
Deeply check that method signatures match, and allow for nested RPITITs 2022-09-02 16:02:59 -05:00			`fn bar() -> Wrapper<impl Sized>;`
			`}`

			`impl Foo for () {`
Don't emit refining_impl_trait for private items 2023-09-06 19:45:12 -05:00			`#[expect(refining_impl_trait)]`
Run existing impl trait in traits tests using -Zlower-impl-trait-in-trait-to-assoc-ty 2023-03-08 08:18:38 -06:00			`fn bar() -> Wrapper<i32> {`
			`Wrapper(0)`
			`}`
Deeply check that method signatures match, and allow for nested RPITITs 2022-09-02 16:02:59 -05:00			`}`

			`fn main() {}`