rust/tests/ui/coroutine/arg-count-mismatch-on-unit-input.stderr
Esteban Küber 092ecca5b9 Point at tail expression on rpit E0277
```
error[E0277]: the trait bound `{gen block@$DIR/gen_block_is_coro.rs:7:5: 7:8}: Coroutine` is not satisfied
  --> $DIR/gen_block_is_coro.rs:6:13
   |
LL | fn foo() -> impl Coroutine<Yield = u32, Return = ()> {
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Coroutine` is not implemented for `{gen block@$DIR/gen_block_is_coro.rs:7:5: 7:8}`
LL |     gen { yield 42 }
   |     ---------------- return type was inferred to be `{gen block@$DIR/gen_block_is_coro.rs:7:5: 7:8}` here
```

The secondary span label is new.
2024-11-02 03:08:04 +00:00

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error[E0631]: type mismatch in coroutine arguments
--> $DIR/arg-count-mismatch-on-unit-input.rs:5:13
|
LL | fn foo() -> impl Coroutine<u8> {
| ^^^^^^^^^^^^^^^^^^ expected due to this
...
LL | |_: ()| {}
| ----------
| |
| found signature defined here
| return type was inferred to be `{coroutine@$DIR/arg-count-mismatch-on-unit-input.rs:8:5: 8:12}` here
|
= note: expected coroutine signature `fn(u8) -> _`
found coroutine signature `fn(()) -> _`
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0631`.