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Diffstat (limited to 'src/test/ui/async-await/suggest-missing-await.stderr')
| -rw-r--r-- | src/test/ui/async-await/suggest-missing-await.stderr | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/test/ui/async-await/suggest-missing-await.stderr b/src/test/ui/async-await/suggest-missing-await.stderr new file mode 100644 index 000000000..1196601ac --- /dev/null +++ b/src/test/ui/async-await/suggest-missing-await.stderr @@ -0,0 +1,167 @@ +error[E0308]: mismatched types + --> $DIR/suggest-missing-await.rs:12:14 + | +LL | take_u32(x) + | -------- ^ expected `u32`, found opaque type + | | + | arguments to this function are incorrect + | +note: while checking the return type of the `async fn` + --> $DIR/suggest-missing-await.rs:5:24 + | +LL | async fn make_u32() -> u32 { + | ^^^ checked the `Output` of this `async fn`, found opaque type + = note: expected type `u32` + found opaque type `impl Future<Output = u32>` +note: function defined here + --> $DIR/suggest-missing-await.rs:3:4 + | +LL | fn take_u32(_x: u32) {} + | ^^^^^^^^ ------- +help: consider `await`ing on the `Future` + | +LL | take_u32(x.await) + | ++++++ + +error[E0308]: mismatched types + --> $DIR/suggest-missing-await.rs:22:5 + | +LL | dummy() + | ^^^^^^^ expected `()`, found opaque type + | +note: while checking the return type of the `async fn` + --> $DIR/suggest-missing-await.rs:18:18 + | +LL | async fn dummy() {} + | ^ checked the `Output` of this `async fn`, found opaque type + = note: expected unit type `()` + found opaque type `impl Future<Output = ()>` +help: consider `await`ing on the `Future` + | +LL | dummy().await + | ++++++ +help: consider using a semicolon here + | +LL | dummy(); + | + + +error[E0308]: `if` and `else` have incompatible types + --> $DIR/suggest-missing-await.rs:35:9 + | +LL | let _x = if true { + | ______________- +LL | | dummy() + | | ------- expected because of this +LL | | +LL | | } else { +LL | | dummy().await + | | ^^^^^^^^^^^^^ expected opaque type, found `()` +LL | | +LL | | }; + | |_____- `if` and `else` have incompatible types + | +note: while checking the return type of the `async fn` + --> $DIR/suggest-missing-await.rs:18:18 + | +LL | async fn dummy() {} + | ^ checked the `Output` of this `async fn`, expected opaque type + = note: expected opaque type `impl Future<Output = ()>` + found unit type `()` +help: consider `await`ing on the `Future` + | +LL | dummy().await + | ++++++ + +error[E0308]: `match` arms have incompatible types + --> $DIR/suggest-missing-await.rs:45:14 + | +LL | let _x = match 0usize { + | ______________- +LL | | 0 => dummy(), + | | ------- this is found to be of type `impl Future<Output = ()>` +LL | | 1 => dummy(), + | | ------- this is found to be of type `impl Future<Output = ()>` +LL | | 2 => dummy().await, + | | ^^^^^^^^^^^^^ expected opaque type, found `()` +LL | | +LL | | }; + | |_____- `match` arms have incompatible types + | +note: while checking the return type of the `async fn` + --> $DIR/suggest-missing-await.rs:18:18 + | +LL | async fn dummy() {} + | ^ checked the `Output` of this `async fn`, expected opaque type + = note: expected opaque type `impl Future<Output = ()>` + found unit type `()` +help: consider `await`ing on the `Future` + | +LL ~ 0 => dummy().await, +LL ~ 1 => dummy().await, + | + +error[E0308]: mismatched types + --> $DIR/suggest-missing-await.rs:53:9 + | +LL | let _x = match dummy() { + | ------- this expression has type `impl Future<Output = ()>` +LL | () => {} + | ^^ expected opaque type, found `()` + | +note: while checking the return type of the `async fn` + --> $DIR/suggest-missing-await.rs:18:18 + | +LL | async fn dummy() {} + | ^ checked the `Output` of this `async fn`, expected opaque type + = note: expected opaque type `impl Future<Output = ()>` + found unit type `()` +help: consider `await`ing on the `Future` + | +LL | let _x = match dummy().await { + | ++++++ + +error[E0308]: mismatched types + --> $DIR/suggest-missing-await.rs:67:9 + | +LL | match dummy_result() { + | -------------- this expression has type `impl Future<Output = Result<(), ()>>` +... +LL | Ok(_) => {} + | ^^^^^ expected opaque type, found enum `Result` + | +note: while checking the return type of the `async fn` + --> $DIR/suggest-missing-await.rs:57:28 + | +LL | async fn dummy_result() -> Result<(), ()> { + | ^^^^^^^^^^^^^^ checked the `Output` of this `async fn`, expected opaque type + = note: expected opaque type `impl Future<Output = Result<(), ()>>` + found enum `Result<_, _>` +help: consider `await`ing on the `Future` + | +LL | match dummy_result().await { + | ++++++ + +error[E0308]: mismatched types + --> $DIR/suggest-missing-await.rs:69:9 + | +LL | match dummy_result() { + | -------------- this expression has type `impl Future<Output = Result<(), ()>>` +... +LL | Err(_) => {} + | ^^^^^^ expected opaque type, found enum `Result` + | +note: while checking the return type of the `async fn` + --> $DIR/suggest-missing-await.rs:57:28 + | +LL | async fn dummy_result() -> Result<(), ()> { + | ^^^^^^^^^^^^^^ checked the `Output` of this `async fn`, expected opaque type + = note: expected opaque type `impl Future<Output = Result<(), ()>>` + found enum `Result<_, _>` +help: consider `await`ing on the `Future` + | +LL | match dummy_result().await { + | ++++++ + +error: aborting due to 7 previous errors + +For more information about this error, try `rustc --explain E0308`. |