17 lines
352 B
Rust
17 lines
352 B
Rust
// check-pass
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// edition: 2021
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#![feature(async_fn_in_trait)]
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#![feature(return_position_impl_trait_in_trait)]
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#![allow(incomplete_features)]
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use std::future::Future;
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use std::marker::PhantomData;
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trait Lockable<K, V> {
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async fn lock_all_entries(&self) -> impl Future<Output = Guard<'_>>;
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}
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struct Guard<'a>(PhantomData<&'a ()>);
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fn main() {}
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