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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
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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
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2 | trait Bar {}
| ^^^^^^^^^
note: required for `i32` to implement `Foo`
--> f100.rs:3:14
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3 | impl<T: Bar> Foo for T {}
| --- ^^^ ^
| |
| unsatisfied trait bound introduced here
```
Fix #40120.
14 lines
606 B
Plaintext
14 lines
606 B
Plaintext
error[E0277]: the trait bound `String: Borrow<&str>` is not satisfied
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--> $DIR/point-at-index-for-obligation-failure.rs:5:9
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LL | &s
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| ^^ the trait `Borrow<&str>` is not implemented for `String`, which is required by `HashMap<String, String>: Index<&_>`
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= help: the trait `Borrow<str>` is implemented for `String`
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= help: for that trait implementation, expected `str`, found `&str`
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= note: required for `HashMap<String, String>` to implement `Index<&&str>`
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0277`.
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