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`
```
27 lines
1.1 KiB
Plaintext
27 lines
1.1 KiB
Plaintext
error[E0277]: the trait bound `&str: From<String>` is not satisfied
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--> $DIR/into-str.rs:4:9
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LL | foo(String::new());
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| --- ^^^^^^^^^^^^^ the trait `From<String>` is not implemented for `&str`
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| |
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| required by a bound introduced by this call
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= note: to coerce a `String` into a `&str`, use `&*` as a prefix
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= help: the following other types implement trait `From<T>`:
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`String` implements `From<&String>`
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`String` implements `From<&mut str>`
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`String` implements `From<&str>`
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`String` implements `From<Box<str>>`
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`String` implements `From<Cow<'_, str>>`
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`String` implements `From<char>`
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= note: required for `String` to implement `Into<&str>`
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note: required by a bound in `foo`
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--> $DIR/into-str.rs:1:31
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LL | fn foo<'a, T>(_t: T) where T: Into<&'a str> {}
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| ^^^^^^^^^^^^^ required by this bound in `foo`
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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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