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Suggest adding a type parameter for impls

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This commit is contained in:
mibac138 2021-05-05 18:59:37 +02:00
parent 24acc388da
commit 693e9579bc
4 changed files with 39 additions and 8 deletions
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22
src/test/ui/const-generics/diagnostics.stderr
View file

@ -5,7 +5,16 @@ LL | struct A<const N: u8>;
| ---------------------- similarly named struct `A` defined here
LL | trait Foo {}
LL | impl Foo for A<N> {}
| ^ help: a struct with a similar name exists: `A`
| ^
|
help: a struct with a similar name exists
|
LL | impl Foo for A<A> {}
| ^
help: you might be missing a type parameter
|
LL | impl<N> Foo for A<N> {}
| ^^^
error[E0412]: cannot find type `T` in this scope
--> $DIR/diagnostics.rs:16:32
@ -14,7 +23,16 @@ LL | struct A<const N: u8>;
| ---------------------- similarly named struct `A` defined here
...
LL | impl<const N: u8> Foo for C<N, T> {}
| ^ help: a struct with a similar name exists: `A`
| ^
|
help: a struct with a similar name exists
|
LL | impl<const N: u8> Foo for C<N, A> {}
| ^
help: you might be missing a type parameter
|
LL | impl<const N, T: u8> Foo for C<N, T> {}
| ^^^
error[E0747]: unresolved item provided when a constant was expected
--> $DIR/diagnostics.rs:7:16

4
src/test/ui/traits/issue-75627.stderr
View file

@ -2,7 +2,9 @@ error[E0412]: cannot find type `T` in this scope
--> $DIR/issue-75627.rs:3:26
|
LL | unsafe impl Send for Foo<T> {}
| ^ not found in this scope
| - ^ not found in this scope
| |
| help: you might be missing a type parameter: `<T>`
error: aborting due to previous error

11
src/test/ui/traits/issue-78372.stderr
View file

@ -13,9 +13,18 @@ error[E0412]: cannot find type `U` in this scope
--> $DIR/issue-78372.rs:3:31
|
LL | impl<T> DispatchFromDyn<Smaht<U, MISC>> for T {}
| - ^ help: a type parameter with a similar name exists: `T`
| - ^
| |
| similarly named type parameter `T` defined here
|
help: a type parameter with a similar name exists
|
LL | impl<T> DispatchFromDyn<Smaht<T, MISC>> for T {}
| ^
help: you might be missing a type parameter
|
LL | impl<T, U> DispatchFromDyn<Smaht<U, MISC>> for T {}
| ^^^
error[E0412]: cannot find type `MISC` in this scope
--> $DIR/issue-78372.rs:3:34