mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 23:34:48 +00:00
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.
32 lines
1.3 KiB
Plaintext
32 lines
1.3 KiB
Plaintext
error[E0277]: the trait bound `for<'de> EmptyBis<'de>: Foo<'_>` is not satisfied
|
|
--> $DIR/issue-96223.rs:49:17
|
|
|
|
|
LL | icey_bounds(&p);
|
|
| ----------- ^^ the trait `for<'de> Foo<'_>` is not implemented for `EmptyBis<'de>`, which is required by `Empty: Dummy<EmptyMarker>`
|
|
| |
|
|
| required by a bound introduced by this call
|
|
|
|
|
= help: the trait `Foo<'de>` is implemented for `Baz<T>`
|
|
note: required for `Baz<EmptyBis<'de>>` to implement `for<'de> Foo<'de>`
|
|
--> $DIR/issue-96223.rs:16:14
|
|
|
|
|
LL | impl<'de, T> Foo<'de> for Baz<T> where T: Foo<'de> {}
|
|
| ^^^^^^^^ ^^^^^^ -------- unsatisfied trait bound introduced here
|
|
note: required for `Empty` to implement `Dummy<EmptyMarker>`
|
|
--> $DIR/issue-96223.rs:20:9
|
|
|
|
|
LL | impl<M> Dummy<M> for Empty
|
|
| ^^^^^^^^ ^^^^^
|
|
...
|
|
LL | for<'de> Baz<<M::Bar as Bar<'de>>::Inner>: Foo<'de>,
|
|
| -------- unsatisfied trait bound introduced here
|
|
note: required by a bound in `icey_bounds`
|
|
--> $DIR/issue-96223.rs:45:19
|
|
|
|
|
LL | fn icey_bounds<D: Dummy<EmptyMarker>>(p: &D) {}
|
|
| ^^^^^^^^^^^^^^^^^^ required by this bound in `icey_bounds`
|
|
|
|
error: aborting due to 1 previous error
|
|
|
|
For more information about this error, try `rustc --explain E0277`.
|