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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`
```
38 lines
1.2 KiB
Plaintext
38 lines
1.2 KiB
Plaintext
error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
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--> $DIR/E0277.rs:11:9
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LL | fn f(p: Path) { }
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| ^^^^ doesn't have a size known at compile-time
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= help: within `Path`, the trait `Sized` is not implemented for `[u8]`
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note: required because it appears within the type `Path`
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--> $SRC_DIR/std/src/path.rs:LL:COL
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= help: unsized fn params are gated as an unstable feature
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help: function arguments must have a statically known size, borrowed types always have a known size
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LL | fn f(p: &Path) { }
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| +
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error[E0277]: the trait bound `i32: Foo` is not satisfied
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--> $DIR/E0277.rs:15:15
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LL | some_func(5i32);
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| --------- ^^^^ the trait `Foo` is not implemented for `i32`
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| |
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| required by a bound introduced by this call
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help: this trait has no implementations, consider adding one
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--> $DIR/E0277.rs:3:1
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LL | trait Foo {
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| ^^^^^^^^^
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note: required by a bound in `some_func`
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--> $DIR/E0277.rs:7:17
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LL | fn some_func<T: Foo>(foo: T) {
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| ^^^ required by this bound in `some_func`
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0277`.
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