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Rollup merge of #98268 - compiler-errors:disallowed-generics-better, r=lcnr

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Improve `lifetime arguments are not allowed on` error message

Actually mention what thing we're improperly trying to add lifetime generics to.
This commit is contained in:
Yuki Okushi 2022-06-20 16:41:47 +09:00 committed by GitHub
commit e635704643
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
15 changed files with 67 additions and 67 deletions
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4
compiler/rustc_typeck/src/astconv/mod.rs
View File

@ -2195,8 +2195,8 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
"{kind} arguments are not allowed on {this_type}",
);
err.span_label(last_span, format!("{kind} argument{s} not allowed"));
for (_, span) in types_and_spans {
err.span_label(span, "not allowed on this");
for (what, span) in types_and_spans {
err.span_label(span, format!("not allowed on {what}"));
}
extend(&mut err);
err.emit();

2
src/test/ui/derives/issue-97343.stderr
View File

@ -4,7 +4,7 @@ error[E0109]: type arguments are not allowed on type parameter `Irrelevant`
LL | #[derive(Debug)]
| -----
| |
| not allowed on this
| not allowed on type parameter `Irrelevant`
| in this derive macro expansion
LL | pub struct Irrelevant<Irrelevant> {
| ^^^^^^^^^^ type argument not allowed

2
src/test/ui/error-codes/E0109.stderr
View File

@ -4,7 +4,7 @@ error[E0109]: type arguments are not allowed on this type
LL | type X = u32<i32>;
| --- ^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u32` doesn't have generic parameters
|

2
src/test/ui/error-codes/E0110.stderr
View File

@ -4,7 +4,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | type X = u32<'static>;
| --- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u32` doesn't have generic parameters
|

2
src/test/ui/issues/issue-22706.stderr
View File

@ -4,7 +4,7 @@ error[E0109]: type arguments are not allowed on module `marker`
LL | fn is_copy<T: ::std::marker<i32>::Copy>() {}
| ------ ^^^ type argument not allowed
| |
| not allowed on this
| not allowed on module `marker`
error: aborting due to previous error

2
src/test/ui/issues/issue-57924.stderr
View File

@ -4,7 +4,7 @@ error[E0109]: type arguments are not allowed on self constructor
LL | Self::<E>(e)
| ---- ^ type argument not allowed
| |
| not allowed on this
| not allowed on self constructor
error: aborting due to previous error

4
src/test/ui/issues/issue-60989.stderr
View File

@ -4,7 +4,7 @@ error[E0109]: type arguments are not allowed on local variable
LL | c1::<()>;
| -- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on local variable
error[E0109]: type arguments are not allowed on local variable
--> $DIR/issue-60989.rs:16:10
@ -12,7 +12,7 @@ error[E0109]: type arguments are not allowed on local variable
LL | c1::<dyn Into<B>>;
| -- ^^^^^^^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on local variable
error: aborting due to 2 previous errors

2
src/test/ui/mod-subitem-as-enum-variant.stderr
View File

@ -4,7 +4,7 @@ error[E0109]: type arguments are not allowed on module `Mod`
LL | Mod::<i32>::FakeVariant(0);
| --- ^^^ type argument not allowed
| |
| not allowed on this
| not allowed on module `Mod`
error: aborting due to previous error

4
src/test/ui/structs/struct-path-associated-type.stderr
View File

@ -10,7 +10,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let z = T::A::<u8> {};
| - ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0071]: expected struct, variant or union type, found associated type
--> $DIR/struct-path-associated-type.rs:14:13
@ -30,7 +30,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let z = T::A::<u8> {};
| - ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0223]: ambiguous associated type
--> $DIR/struct-path-associated-type.rs:32:13

6
src/test/ui/structs/struct-path-self.stderr
View File

@ -10,7 +10,7 @@ error[E0109]: type arguments are not allowed on self type
LL | let z = Self::<u8> {};
| ---- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on self type
|
help: the `Self` type doesn't accept type parameters
|
@ -36,7 +36,7 @@ error[E0109]: type arguments are not allowed on self type
LL | let z = Self::<u8> {};
| ---- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on self type
|
note: `Self` is of type `S`
--> $DIR/struct-path-self.rs:1:8
@ -58,7 +58,7 @@ error[E0109]: type arguments are not allowed on self type
LL | let z = Self::<u8> {};
| ---- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on self type
|
note: `Self` is of type `S`
--> $DIR/struct-path-self.rs:1:8

54
src/test/ui/type-alias-enum-variants/enum-variant-generic-args.stderr
View File

@ -23,7 +23,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Self::TSVariant::<()>(());
| --------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0109]: type arguments are not allowed on self type
--> $DIR/enum-variant-generic-args.rs:17:16
@ -31,7 +31,7 @@ error[E0109]: type arguments are not allowed on self type
LL | Self::<()>::TSVariant(());
| ---- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on self type
|
note: `Self` is of type `Enum<T>`
--> $DIR/enum-variant-generic-args.rs:7:6
@ -71,7 +71,7 @@ error[E0109]: type arguments are not allowed on self type
LL | Self::<()>::TSVariant::<()>(());
| ---- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on self type
|
note: `Self` is of type `Enum<T>`
--> $DIR/enum-variant-generic-args.rs:7:6
@ -92,7 +92,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Self::<()>::TSVariant::<()>(());
| --------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0308]: mismatched types
--> $DIR/enum-variant-generic-args.rs:26:29
@ -112,7 +112,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Self::SVariant::<()> { v: () };
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
= note: enum variants can't have type parameters
help: you might have meant to specity type parameters on enum `Enum`
@ -139,7 +139,7 @@ error[E0109]: type arguments are not allowed on self type
LL | Self::<()>::SVariant { v: () };
| ---- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on self type
|
note: `Self` is of type `Enum<T>`
--> $DIR/enum-variant-generic-args.rs:7:6
@ -172,7 +172,7 @@ error[E0109]: type arguments are not allowed on self type
LL | Self::<()>::SVariant::<()> { v: () };
| ---- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on self type
|
note: `Self` is of type `Enum<T>`
--> $DIR/enum-variant-generic-args.rs:7:6
@ -193,7 +193,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Self::<()>::SVariant::<()> { v: () };
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
= note: enum variants can't have type parameters
help: you might have meant to specity type parameters on enum `Enum`
@ -220,7 +220,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Self::UVariant::<()>;
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0109]: type arguments are not allowed on self type
--> $DIR/enum-variant-generic-args.rs:43:16
@ -228,7 +228,7 @@ error[E0109]: type arguments are not allowed on self type
LL | Self::<()>::UVariant;
| ---- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on self type
|
note: `Self` is of type `Enum<T>`
--> $DIR/enum-variant-generic-args.rs:7:6
@ -249,7 +249,7 @@ error[E0109]: type arguments are not allowed on self type
LL | Self::<()>::UVariant::<()>;
| ---- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on self type
|
note: `Self` is of type `Enum<T>`
--> $DIR/enum-variant-generic-args.rs:7:6
@ -270,7 +270,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Self::<()>::UVariant::<()>;
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0109]: type arguments are not allowed on this type
--> $DIR/enum-variant-generic-args.rs:54:29
@ -278,7 +278,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Enum::<()>::TSVariant::<()>(());
| --------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0109]: type arguments are not allowed on this type
--> $DIR/enum-variant-generic-args.rs:57:24
@ -286,7 +286,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Alias::TSVariant::<()>(());
| --------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0109]: type arguments are not allowed on this type
--> $DIR/enum-variant-generic-args.rs:59:30
@ -294,7 +294,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Alias::<()>::TSVariant::<()>(());
| --------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0109]: type arguments are not allowed on this type
--> $DIR/enum-variant-generic-args.rs:62:29
@ -302,7 +302,7 @@ error[E0109]: type arguments are not allowed on this type
LL | AliasFixed::TSVariant::<()>(());
| --------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0107]: this type alias takes 0 generic arguments but 1 generic argument was supplied
--> $DIR/enum-variant-generic-args.rs:64:5
@ -338,7 +338,7 @@ error[E0109]: type arguments are not allowed on this type
LL | AliasFixed::<()>::TSVariant::<()>(());
| --------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0109]: type arguments are not allowed on this type
--> $DIR/enum-variant-generic-args.rs:72:28
@ -346,7 +346,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Enum::<()>::SVariant::<()> { v: () };
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
= note: enum variants can't have type parameters
@ -356,7 +356,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Alias::SVariant::<()> { v: () };
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
= note: enum variants can't have type parameters
help: you might have meant to specity type parameters on enum `Enum`
@ -371,7 +371,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Alias::<()>::SVariant::<()> { v: () };
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
= note: enum variants can't have type parameters
help: you might have meant to specity type parameters on enum `Enum`
@ -386,7 +386,7 @@ error[E0109]: type arguments are not allowed on this type
LL | AliasFixed::SVariant::<()> { v: () };
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
= note: enum variants can't have type parameters
help: you might have meant to specity type parameters on enum `Enum`
@ -429,7 +429,7 @@ error[E0109]: type arguments are not allowed on this type
LL | AliasFixed::<()>::SVariant::<()> { v: () };
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
= note: enum variants can't have type parameters
help: you might have meant to specity type parameters on enum `Enum`
@ -444,7 +444,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Enum::<()>::UVariant::<()>;
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0109]: type arguments are not allowed on this type
--> $DIR/enum-variant-generic-args.rs:93:23
@ -452,7 +452,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Alias::UVariant::<()>;
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0109]: type arguments are not allowed on this type
--> $DIR/enum-variant-generic-args.rs:95:29
@ -460,7 +460,7 @@ error[E0109]: type arguments are not allowed on this type
LL | Alias::<()>::UVariant::<()>;
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0109]: type arguments are not allowed on this type
--> $DIR/enum-variant-generic-args.rs:98:28
@ -468,7 +468,7 @@ error[E0109]: type arguments are not allowed on this type
LL | AliasFixed::UVariant::<()>;
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error[E0107]: this type alias takes 0 generic arguments but 1 generic argument was supplied
--> $DIR/enum-variant-generic-args.rs:100:5
@ -504,7 +504,7 @@ error[E0109]: type arguments are not allowed on this type
LL | AliasFixed::<()>::UVariant::<()>;
| -------- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error: aborting due to 39 previous errors

2
src/test/ui/type-alias-enum-variants/no-type-application-on-aliased-enum-variant.stderr
View File

@ -4,7 +4,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _ = Alias::None::<u8>;
| ---- ^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
error: aborting due to previous error

2
src/test/ui/type/issue-91268.stderr
View File

@ -41,7 +41,7 @@ error[E0109]: type arguments are not allowed on this type
LL | 0: u8(ţ
| -- ^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u8` doesn't have generic parameters
|

44
src/test/ui/typeck/prim-with-args.stderr
View File

@ -4,7 +4,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: isize<isize>;
| ----- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `isize` doesn't have generic parameters
|
@ -18,7 +18,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: i8<isize>;
| -- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `i8` doesn't have generic parameters
|
@ -32,7 +32,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: i16<isize>;
| --- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `i16` doesn't have generic parameters
|
@ -46,7 +46,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: i32<isize>;
| --- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `i32` doesn't have generic parameters
|
@ -60,7 +60,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: i64<isize>;
| --- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `i64` doesn't have generic parameters
|
@ -74,7 +74,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: usize<isize>;
| ----- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `usize` doesn't have generic parameters
|
@ -88,7 +88,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: u8<isize>;
| -- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u8` doesn't have generic parameters
|
@ -102,7 +102,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: u16<isize>;
| --- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u16` doesn't have generic parameters
|
@ -116,7 +116,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: u32<isize>;
| --- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u32` doesn't have generic parameters
|
@ -130,7 +130,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: u64<isize>;
| --- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u64` doesn't have generic parameters
|
@ -144,7 +144,7 @@ error[E0109]: type arguments are not allowed on this type
LL | let _x: char<isize>;
| ---- ^^^^^ type argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `char` doesn't have generic parameters
|
@ -158,7 +158,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: isize<'static>;
| ----- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `isize` doesn't have generic parameters
|
@ -172,7 +172,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: i8<'static>;
| -- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `i8` doesn't have generic parameters
|
@ -186,7 +186,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: i16<'static>;
| --- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `i16` doesn't have generic parameters
|
@ -200,7 +200,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: i32<'static>;
| --- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `i32` doesn't have generic parameters
|
@ -214,7 +214,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: i64<'static>;
| --- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `i64` doesn't have generic parameters
|
@ -228,7 +228,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: usize<'static>;
| ----- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `usize` doesn't have generic parameters
|
@ -242,7 +242,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: u8<'static>;
| -- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u8` doesn't have generic parameters
|
@ -256,7 +256,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: u16<'static>;
| --- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u16` doesn't have generic parameters
|
@ -270,7 +270,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: u32<'static>;
| --- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u32` doesn't have generic parameters
|
@ -284,7 +284,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: u64<'static>;
| --- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `u64` doesn't have generic parameters
|
@ -298,7 +298,7 @@ error[E0109]: lifetime arguments are not allowed on this type
LL | let _x: char<'static>;
| ---- ^^^^^^^ lifetime argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `char` doesn't have generic parameters
|

2
src/test/ui/usize-generic-argument-parent.stderr
View File

@ -4,7 +4,7 @@ error[E0109]: const arguments are not allowed on this type
LL | let x: usize<foo>;
| ----- ^^^ const argument not allowed
| |
| not allowed on this
| not allowed on this type
|
help: primitive type `usize` doesn't have generic parameters
|