mirror of
https://github.com/rust-lang/rust
synced 2024-11-05 20:45:15 +00:00
8a5245e7dd
- Firstly get all the information about generics matching out of the HIR - Secondly the labelling for the function is more coherent now - Lastly a few error message improvements
65 lines
3.1 KiB
Text
65 lines
3.1 KiB
Text
error[E0308]: mismatched types
|
|
--> $DIR/coroutine-desc.rs:10:19
|
|
|
|
|
LL | fun(async {}, async {});
|
|
| --- -------- ^^^^^^^^ expected `async` block, found a different `async` block
|
|
| | |
|
|
| | the expected `async` block
|
|
| | expected all arguments to be this `async` block type because they need to match the type of this parameter
|
|
| arguments to this function are incorrect
|
|
|
|
|
= note: expected `async` block `{async block@$DIR/coroutine-desc.rs:10:9: 10:17}`
|
|
found `async` block `{async block@$DIR/coroutine-desc.rs:10:19: 10:27}`
|
|
note: function defined here
|
|
--> $DIR/coroutine-desc.rs:8:4
|
|
|
|
|
LL | fn fun<F: Future<Output = ()>>(f1: F, f2: F) {}
|
|
| ^^^ - ----- ----- this parameter needs to match the `async` block type of `f1`
|
|
| | |
|
|
| | `f2` needs to match the `async` block type of this parameter
|
|
| `f1` and `f2` all reference this parameter F
|
|
|
|
error[E0308]: mismatched types
|
|
--> $DIR/coroutine-desc.rs:12:16
|
|
|
|
|
LL | fun(one(), two());
|
|
| --- ----- ^^^^^ expected future, found a different future
|
|
| | |
|
|
| | expected all arguments to be this future type because they need to match the type of this parameter
|
|
| arguments to this function are incorrect
|
|
|
|
|
= help: consider `await`ing on both `Future`s
|
|
= note: distinct uses of `impl Trait` result in different opaque types
|
|
note: function defined here
|
|
--> $DIR/coroutine-desc.rs:8:4
|
|
|
|
|
LL | fn fun<F: Future<Output = ()>>(f1: F, f2: F) {}
|
|
| ^^^ - ----- ----- this parameter needs to match the future type of `f1`
|
|
| | |
|
|
| | `f2` needs to match the future type of this parameter
|
|
| `f1` and `f2` all reference this parameter F
|
|
|
|
error[E0308]: mismatched types
|
|
--> $DIR/coroutine-desc.rs:14:26
|
|
|
|
|
LL | fun((async || {})(), (async || {})());
|
|
| --- --------------- ^^^^^^^^^^^^^^^ expected `async` closure body, found a different `async` closure body
|
|
| | | |
|
|
| | | the expected `async` closure body
|
|
| | expected all arguments to be this `async` closure body type because they need to match the type of this parameter
|
|
| arguments to this function are incorrect
|
|
|
|
|
= note: expected `async` closure body `{async closure body@$DIR/coroutine-desc.rs:14:19: 14:21}`
|
|
found `async` closure body `{async closure body@$DIR/coroutine-desc.rs:14:36: 14:38}`
|
|
note: function defined here
|
|
--> $DIR/coroutine-desc.rs:8:4
|
|
|
|
|
LL | fn fun<F: Future<Output = ()>>(f1: F, f2: F) {}
|
|
| ^^^ - ----- ----- this parameter needs to match the `async` closure body type of `f1`
|
|
| | |
|
|
| | `f2` needs to match the `async` closure body type of this parameter
|
|
| `f1` and `f2` all reference this parameter F
|
|
|
|
error: aborting due to 3 previous errors
|
|
|
|
For more information about this error, try `rustc --explain E0308`.
|