mirror of https://github.com/rust-lang/rust
20 lines
713 B
Plaintext
20 lines
713 B
Plaintext
error[E0271]: expected `{async block@$DIR/async.rs:12:17: 12:22}` to be a future that resolves to `i32`, but it resolves to `()`
|
|
--> $DIR/async.rs:12:17
|
|
|
|
|
LL | needs_async(async {});
|
|
| ----------- ^^^^^^^^ expected `()`, found `i32`
|
|
| |
|
|
| required by a bound introduced by this call
|
|
|
|
|
= note: expected unit type `()`
|
|
found type `i32`
|
|
note: required by a bound in `needs_async`
|
|
--> $DIR/async.rs:8:31
|
|
|
|
|
LL | fn needs_async(_: impl Future<Output = i32>) {}
|
|
| ^^^^^^^^^^^^ required by this bound in `needs_async`
|
|
|
|
error: aborting due to 1 previous error
|
|
|
|
For more information about this error, try `rustc --explain E0271`.
|