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error[E0308]: mismatched types
--> $DIR/coroutine-desc.rs:9:19
|
LL | fun(async {}, async {});
| --- -------- ^^^^^^^^ expected `async` block, found a different `async` block
| | |
| | the expected `async` block
| | expected all arguments to be this `async` block type because they need to match the type of this parameter
| arguments to this function are incorrect
|
= note: expected `async` block `{async block@$DIR/coroutine-desc.rs:9:9: 9:14}`
found `async` block `{async block@$DIR/coroutine-desc.rs:9:19: 9:24}`
= note: no two async blocks, even if identical, have the same type
= help: consider pinning your async block and casting it to a trait object
note: function defined here
--> $DIR/coroutine-desc.rs:7:4
|
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` both reference this parameter `F`
error[E0308]: mismatched types
--> $DIR/coroutine-desc.rs:11:16
|
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
|
= note: distinct uses of `impl Trait` result in different opaque types
note: function defined here
--> $DIR/coroutine-desc.rs:7:4
|
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` both reference this parameter `F`
error[E0308]: mismatched types
--> $DIR/coroutine-desc.rs:13:26
|
LL | fun((async || {})(), (async || {})());
| --- --------------- ^^^^^^^^^^^^^^^ expected `async` closure body, found a different `async` closure body
| | | |
| | | the expected `async` closure body
| | expected all arguments to be this `async` closure body type because they need to match the type of this parameter
| arguments to this function are incorrect
|
= note: expected `async` closure body `{async closure body@$DIR/coroutine-desc.rs:13:19: 13:21}`
found `async` closure body `{async closure body@$DIR/coroutine-desc.rs:13:36: 13:38}`
= note: no two async blocks, even if identical, have the same type
= help: consider pinning your async block and casting it to a trait object
note: function defined here
--> $DIR/coroutine-desc.rs:7:4
|
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` both reference this parameter `F`
error: aborting due to 3 previous errors
For more information about this error, try `rustc --explain E0308`.
|
