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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`
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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.
19 lines
816 B
Plaintext
19 lines
816 B
Plaintext
error[E0277]: the trait bound `Foo: HasComponent<()>` is not satisfied
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--> $DIR/issue-91594.rs:10:19
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LL | impl HasComponent<<Foo as Component<Foo>>::Interface> for Foo {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `HasComponent<()>` is not implemented for `Foo`, which is required by `Foo: Component<Foo>`
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= help: the trait `HasComponent<<Foo as Component<Foo>>::Interface>` is implemented for `Foo`
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note: required for `Foo` to implement `Component<Foo>`
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--> $DIR/issue-91594.rs:13:27
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LL | impl<M: HasComponent<()>> Component<M> for Foo {
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| ---------------- ^^^^^^^^^^^^ ^^^
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| unsatisfied trait bound introduced here
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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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