mirror of https://github.com/rust-lang/rust
139 lines
4.0 KiB
Plaintext
139 lines
4.0 KiB
Plaintext
error[E0308]: mismatched types
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--> $DIR/suggest-missing-await.rs:12:14
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LL | take_u32(x)
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| -------- ^ expected `u32`, found future
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| arguments to this function are incorrect
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note: calling an async function returns a future
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--> $DIR/suggest-missing-await.rs:12:14
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LL | take_u32(x)
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| ^
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note: function defined here
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--> $DIR/suggest-missing-await.rs:3:4
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LL | fn take_u32(_x: u32) {}
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| ^^^^^^^^ -------
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help: consider `await`ing on the `Future`
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LL | take_u32(x.await)
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| ++++++
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error[E0308]: mismatched types
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--> $DIR/suggest-missing-await.rs:22:5
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LL | dummy()
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| ^^^^^^^ expected `()`, found future
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note: calling an async function returns a future
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--> $DIR/suggest-missing-await.rs:22:5
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LL | dummy()
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| ^^^^^^^
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help: consider `await`ing on the `Future`
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LL | dummy().await
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| ++++++
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help: consider using a semicolon here
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LL | dummy();
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| +
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error[E0308]: `if` and `else` have incompatible types
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--> $DIR/suggest-missing-await.rs:35:9
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LL | let _x = if true {
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| ______________-
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LL | | dummy()
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| | ------- expected because of this
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LL | |
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LL | | } else {
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LL | | dummy().await
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| | ^^^^^^^^^^^^^ expected future, found `()`
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LL | |
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LL | | };
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| |_____- `if` and `else` have incompatible types
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= note: expected opaque type `impl Future<Output = ()>`
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found unit type `()`
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help: consider `await`ing on the `Future`
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LL | dummy().await
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| ++++++
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error[E0308]: `match` arms have incompatible types
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--> $DIR/suggest-missing-await.rs:45:14
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LL | let _x = match 0usize {
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| ______________-
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LL | | 0 => dummy(),
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| | ------- this is found to be of type `impl Future<Output = ()>`
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LL | | 1 => dummy(),
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| | ------- this is found to be of type `impl Future<Output = ()>`
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LL | | 2 => dummy().await,
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| | ^^^^^^^^^^^^^ expected future, found `()`
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LL | |
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LL | | };
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| |_____- `match` arms have incompatible types
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= note: expected opaque type `impl Future<Output = ()>`
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found unit type `()`
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help: consider `await`ing on the `Future`
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LL ~ 0 => dummy().await,
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LL ~ 1 => dummy().await,
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error[E0308]: mismatched types
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--> $DIR/suggest-missing-await.rs:53:9
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LL | let _x = match dummy() {
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| ------- this expression has type `impl Future<Output = ()>`
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LL | () => {}
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| ^^ expected future, found `()`
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= note: expected opaque type `impl Future<Output = ()>`
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found unit type `()`
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help: consider `await`ing on the `Future`
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LL | let _x = match dummy().await {
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| ++++++
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error[E0308]: mismatched types
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--> $DIR/suggest-missing-await.rs:67:9
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LL | match dummy_result() {
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| -------------- this expression has type `impl Future<Output = Result<(), ()>>`
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...
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LL | Ok(_) => {}
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| ^^^^^ expected future, found `Result<_, _>`
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= note: expected opaque type `impl Future<Output = Result<(), ()>>`
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found enum `Result<_, _>`
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help: consider `await`ing on the `Future`
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LL | match dummy_result().await {
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| ++++++
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error[E0308]: mismatched types
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--> $DIR/suggest-missing-await.rs:69:9
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LL | match dummy_result() {
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| -------------- this expression has type `impl Future<Output = Result<(), ()>>`
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...
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LL | Err(_) => {}
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| ^^^^^^ expected future, found `Result<_, _>`
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= note: expected opaque type `impl Future<Output = Result<(), ()>>`
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found enum `Result<_, _>`
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help: consider `await`ing on the `Future`
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LL | match dummy_result().await {
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| ++++++
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error: aborting due to 7 previous errors
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For more information about this error, try `rustc --explain E0308`.
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