mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-26 16:54:01 +00:00
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
|
LL | static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `NotCopy`
|
= note: required for `Option<NotCopy>` to implement `Copy`
note: required by a bound in `IsCopy`
--> $DIR/wf-static-type.rs:7:17
|
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
|
LL | static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `NotCopy`, which is required by `Option<NotCopy>: Copy`
|
= note: required for `Option<NotCopy>` to implement `Copy`
note: required by a bound in `IsCopy`
--> $DIR/wf-static-type.rs:7:17
|
LL | struct IsCopy<T:Copy> { t: T }
| ^^^^ required by this bound in `IsCopy`
```
34 lines
1.3 KiB
Plaintext
34 lines
1.3 KiB
Plaintext
error[E0790]: cannot refer to the associated constant on trait without specifying the corresponding `impl` type
|
|
--> $DIR/issue-58022.rs:4:25
|
|
|
|
|
LL | const SIZE: usize;
|
|
| ------------------ `Foo::SIZE` defined here
|
|
LL |
|
|
LL | fn new(slice: &[u8; Foo::SIZE]) -> Self;
|
|
| ^^^^^^^^^ cannot refer to the associated constant of trait
|
|
|
|
error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
|
|
--> $DIR/issue-58022.rs:13:41
|
|
|
|
|
LL | fn new(slice: &[u8; Self::SIZE]) -> Self {
|
|
| ^^^^ doesn't have a size known at compile-time
|
|
|
|
|
= help: within `Bar<[u8]>`, the trait `Sized` is not implemented for `[u8]`
|
|
note: required because it appears within the type `Bar<[u8]>`
|
|
--> $DIR/issue-58022.rs:8:12
|
|
|
|
|
LL | pub struct Bar<T: ?Sized>(T);
|
|
| ^^^
|
|
= note: the return type of a function must have a statically known size
|
|
|
|
error[E0423]: expected function, tuple struct or tuple variant, found trait `Foo`
|
|
--> $DIR/issue-58022.rs:15:9
|
|
|
|
|
LL | Foo(Box::new(*slice))
|
|
| ^^^ not a function, tuple struct or tuple variant
|
|
|
|
error: aborting due to 3 previous errors
|
|
|
|
Some errors have detailed explanations: E0277, E0423, E0790.
|
|
For more information about an error, try `rustc --explain E0277`.
|