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rust-clippy/tests/ui/let_underscore_future.stderr

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error: this argument is a mutable reference, but not used mutably
--> $DIR/let_underscore_future.rs:11:35
|
LL | fn do_something_to_future(future: &mut impl Future<Output = ()>) {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider changing to: `&impl Future<Output = ()>`
|
= note: `-D clippy::needless-pass-by-ref-mut` implied by `-D warnings`
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error: non-binding `let` on a future
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--> $DIR/let_underscore_future.rs:14:5
|
LL | let _ = some_async_fn();
| ^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: consider awaiting the future or dropping explicitly with `std::mem::drop`
= note: `-D clippy::let-underscore-future` implied by `-D warnings`
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error: non-binding `let` on a future
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--> $DIR/let_underscore_future.rs:15:5
|
LL | let _ = custom();
| ^^^^^^^^^^^^^^^^^
|
= help: consider awaiting the future or dropping explicitly with `std::mem::drop`
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error: non-binding `let` on a future
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--> $DIR/let_underscore_future.rs:19:5
|
LL | let _ = future;
| ^^^^^^^^^^^^^^^
|
= help: consider awaiting the future or dropping explicitly with `std::mem::drop`
error: aborting due to 4 previous errors
2022-10-31 19:50:59 +00:00