5b54286640
Remove the "which is required by `{root_obligation}`" post-script in
"the trait `X` is not implemented for `Y`" explanation in E0277. This
information is already conveyed in the notes explaining requirements,
making it redundant while making the text (particularly in labels)
harder to read.
```
error[E0277]: the trait bound `NotCopy: Copy` is not satisfied
--> $DIR/wf-static-type.rs:10:13
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LL | static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `NotCopy`
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= note: required for `Option<NotCopy>` to implement `Copy`
note: required by a bound in `IsCopy`
--> $DIR/wf-static-type.rs:7:17
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LL | struct IsCopy<T:Copy> { t: T }
| ^^^^ required by this bound in `IsCopy`
```
vs the prior
```
error[E0277]: the trait bound `NotCopy: Copy` is not satisfied
--> $DIR/wf-static-type.rs:10:13
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LL | static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `NotCopy`, which is required by `Option<NotCopy>: Copy`
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= note: required for `Option<NotCopy>` to implement `Copy`
note: required by a bound in `IsCopy`
--> $DIR/wf-static-type.rs:7:17
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LL | struct IsCopy<T:Copy> { t: T }
| ^^^^ required by this bound in `IsCopy`
```
29 lines
876 B
Plaintext
29 lines
876 B
Plaintext
error[E0277]: the trait bound `{integer}: Scalar` is not satisfied
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--> $DIR/issue-22645.rs:15:5
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LL | b + 3
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| ^ the trait `Scalar` is not implemented for `{integer}`
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= help: the trait `Scalar` is implemented for `f64`
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note: required for `Bob` to implement `Add<{integer}>`
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--> $DIR/issue-22645.rs:8:19
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LL | impl<RHS: Scalar> Add <RHS> for Bob {
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| ------ ^^^^^^^^^ ^^^
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| |
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| unsatisfied trait bound introduced here
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error[E0308]: mismatched types
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--> $DIR/issue-22645.rs:15:3
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LL | fn main() {
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| - expected `()` because of default return type
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LL | let b = Bob + 3.5;
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LL | b + 3
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| ^^^^^ expected `()`, found `Bob`
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error: aborting due to 2 previous errors
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Some errors have detailed explanations: E0277, E0308.
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For more information about an error, try `rustc --explain E0277`.
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