6efddac288
Expand the primary span of E0277 when the immediate unmet bound is not what the user wrote:
```
error[E0277]: the trait bound `i32: Bar` is not satisfied
--> f100.rs:6:6
|
6 | <i32 as Foo>::foo();
| ^^^ the trait `Bar` is not implemented for `i32`, which is required by `i32: Foo`
|
help: this trait has no implementations, consider adding one
--> f100.rs:2:1
|
2 | trait Bar {}
| ^^^^^^^^^
note: required for `i32` to implement `Foo`
--> f100.rs:3:14
|
3 | impl<T: Bar> Foo for T {}
| --- ^^^ ^
| |
| unsatisfied trait bound introduced here
```
Fix #40120.
22 lines
878 B
Plaintext
22 lines
878 B
Plaintext
error[E0277]: `PhantomPinned` cannot be unpinned
|
|
--> $DIR/pin-needed-to-poll-2.rs:43:18
|
|
|
|
|
LL | Pin::new(&mut self.sleep).poll(cx)
|
|
| -------- ^^^^^^^^^^^^^^^ within `Sleep`, the trait `Unpin` is not implemented for `PhantomPinned`, which is required by `Sleep: Unpin`
|
|
| |
|
|
| required by a bound introduced by this call
|
|
|
|
|
= note: consider using the `pin!` macro
|
|
consider using `Box::pin` if you need to access the pinned value outside of the current scope
|
|
note: required because it appears within the type `Sleep`
|
|
--> $DIR/pin-needed-to-poll-2.rs:8:8
|
|
|
|
|
LL | struct Sleep(std::marker::PhantomPinned);
|
|
| ^^^^^
|
|
note: required by a bound in `Pin::<Ptr>::new`
|
|
--> $SRC_DIR/core/src/pin.rs:LL:COL
|
|
|
|
error: aborting due to 1 previous error
|
|
|
|
For more information about this error, try `rustc --explain E0277`.
|