mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-26 16:54:01 +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.
25 lines
962 B
Plaintext
25 lines
962 B
Plaintext
error[E0277]: the trait bound `T: Clone` is not satisfied
|
|
--> $DIR/derive-clone-for-eq.rs:4:17
|
|
|
|
|
LL | #[derive(Clone, Eq)]
|
|
| ^^ the trait `Clone` is not implemented for `T`, which is required by `Struct<T>: PartialEq`
|
|
|
|
|
note: required for `Struct<T>` to implement `PartialEq`
|
|
--> $DIR/derive-clone-for-eq.rs:7:19
|
|
|
|
|
LL | impl<T: Clone, U> PartialEq<U> for Struct<T>
|
|
| ----- ^^^^^^^^^^^^ ^^^^^^^^^
|
|
| |
|
|
| unsatisfied trait bound introduced here
|
|
note: required by a bound in `Eq`
|
|
--> $SRC_DIR/core/src/cmp.rs:LL:COL
|
|
= note: this error originates in the derive macro `Eq` (in Nightly builds, run with -Z macro-backtrace for more info)
|
|
help: consider restricting type parameter `T`
|
|
|
|
|
LL | pub struct Struct<T: std::clone::Clone>(T);
|
|
| +++++++++++++++++++
|
|
|
|
error: aborting due to 1 previous error
|
|
|
|
For more information about this error, try `rustc --explain E0277`.
|