rust/tests/ui/async-await/issue-108572.stderr
Esteban Küber 2c3fd1a23a Suggest pin!() instead of Pin::new() when appropriate
When encountering a type that needs to be pinned but that is `!Unpin`,
suggest using the `pin!()` macro.

Fix #57994.
2023-08-14 19:41:57 +00:00

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error[E0599]: no method named `poll` found for opaque type `impl Future<Output = ()>` in the current scope
--> $DIR/issue-108572.rs:12:9
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LL | fut.poll(cx);
| ^^^^ method not found in `impl Future<Output = ()>`
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= help: method `poll` found on `Pin<&mut impl Future<Output = ()>>`, see documentation for `std::pin::Pin`
= help: self type must be pinned to call `Future::poll`, see https://rust-lang.github.io/async-book/04_pinning/01_chapter.html#pinning-in-practice
help: consider pinning the expression
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LL ~ let mut pinned = std::pin::pin!(fut);
LL ~ pinned.as_mut().poll(cx);
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error: aborting due to previous error
For more information about this error, try `rustc --explain E0599`.