Remove with/without trait and bounds consideration

compiler/rustc_lint/messages.ftl

@@ -545,9 +545,7 @@ lint_non_local_definitions_cargo_update = the {$macro_kind} `{$macro_name}` may
 lint_non_local_definitions_deprecation = this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
 
 lint_non_local_definitions_impl = non-local `impl` definition, `impl` blocks should be written at the same level as their item
-    .without_trait = methods and associated constants are still usable outside the current expression, only `impl Local` and `impl dyn Local` can ever be private, and only if the type is nested in the same item as the `impl`
-    .with_trait = an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
-    .bounds = `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
+    .non_local = an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
     .doctest = make this doc-test a standalone test with its own `fn main() {"{"} ... {"}"}`
     .exception = items in an anonymous const item (`const _: () = {"{"} ... {"}"}`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
     .const_anon = use a const-anon item to suppress this lint

compiler/rustc_lint/src/lints.rs

@@ -1358,7 +1358,6 @@ pub enum NonLocalDefinitionsDiag {
         cargo_update: Option<NonLocalDefinitionsCargoUpdateNote>,
         const_anon: Option<Option<Span>>,
         doctest: bool,
-        has_trait: bool,
         macro_to_change: Option<(String, &'static str)>,
     },
     MacroRules {
@@ -1380,7 +1379,6 @@ impl<'a> LintDiagnostic<'a, ()> for NonLocalDefinitionsDiag {
                 cargo_update,
                 const_anon,
                 doctest,
-                has_trait,
                 macro_to_change,
             } => {
                 diag.primary_message(fluent::lint_non_local_definitions_impl);
@@ -1397,12 +1395,7 @@ impl<'a> LintDiagnostic<'a, ()> for NonLocalDefinitionsDiag {
                     diag.subdiagnostic(cargo_update);
                 }
 
-                if has_trait {
-                    diag.note(fluent::lint_bounds);
-                    diag.note(fluent::lint_with_trait);
-                } else {
-                    diag.note(fluent::lint_without_trait);
-                }
+                diag.note(fluent::lint_non_local);
 
                 if doctest {
                     diag.help(fluent::lint_doctest);

compiler/rustc_lint/src/non_local_def.rs

@@ -221,7 +221,6 @@ impl<'tcx> LateLintPass<'tcx> for NonLocalDefinitions {
                         cargo_update: cargo_update(),
                         const_anon,
                         doctest,
-                        has_trait: impl_.of_trait.is_some(),
                         macro_to_change,
                     },
                 )

tests/ui/lint/non-local-defs/cargo-update.stderr

@@ -10,7 +10,6 @@ LL | non_local_macro::non_local_impl!(LocalStruct);
    |
    = note: the macro `non_local_macro::non_local_impl` defines the non-local `impl`, and may need to be changed
    = note: the macro `non_local_macro::non_local_impl` may come from an old version of the `non_local_macro` crate, try updating your dependency with `cargo update -p non_local_macro`
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>

tests/ui/lint/non-local-defs/consts.stderr

@@ -13,7 +13,6 @@ LL |     impl Uto for &Test {}
    |          |        `Test` is not local
    |          `Uto` is not local
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
@@ -30,7 +29,6 @@ LL |     impl Uto2 for Test {}
    |          |        `Test` is not local
    |          `Uto2` is not local
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
@@ -46,7 +44,6 @@ LL |     impl Uto3 for Test {}
    |          |        `Test` is not local
    |          `Uto3` is not local
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
@@ -61,7 +58,7 @@ LL |     impl Test {
    |          |
    |          `Test` is not local
    |
-   = note: methods and associated constants are still usable outside the current expression, only `impl Local` and `impl dyn Local` can ever be private, and only if the type is nested in the same item as the `impl`
+   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
 
 warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
@@ -80,7 +77,7 @@ LL | |         1
 LL | |     };
    | |_____- move the `impl` block outside of this inline constant `<unnameable>` and up 2 bodies
    |
-   = note: methods and associated constants are still usable outside the current expression, only `impl Local` and `impl dyn Local` can ever be private, and only if the type is nested in the same item as the `impl`
+   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
 
 warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
@@ -93,7 +90,7 @@ LL |         impl Test {
    |              |
    |              `Test` is not local
    |
-   = note: methods and associated constants are still usable outside the current expression, only `impl Local` and `impl dyn Local` can ever be private, and only if the type is nested in the same item as the `impl`
+   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
 
@@ -108,7 +105,6 @@ LL |         impl Uto9 for Test {}
    |              |        `Test` is not local
    |              `Uto9` is not local
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
 
@@ -127,7 +123,6 @@ LL | |
 LL | |     }];
    | |_____- move the `impl` block outside of this constant expression `<unnameable>` and up 2 bodies
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
 

tests/ui/lint/non-local-defs/exhaustive-trait.stderr

@@ -9,7 +9,6 @@ LL |     impl PartialEq<()> for Dog {
    |          |                 `Dog` is not local
    |          `PartialEq` is not local
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
    = note: `#[warn(non_local_definitions)]` on by default
@@ -26,7 +25,6 @@ LL |     impl PartialEq<()> for &Dog {
    |          |                  `Dog` is not local
    |          `PartialEq` is not local
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
 
@@ -42,7 +40,6 @@ LL |     impl PartialEq<Dog> for () {
    |          |         `Dog` is not local
    |          `PartialEq` is not local
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
 
@@ -58,7 +55,6 @@ LL |     impl PartialEq<&Dog> for () {
    |          |          `Dog` is not local
    |          `PartialEq` is not local
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
 
@@ -75,7 +71,6 @@ LL |     impl PartialEq<Dog> for &Dog {
    |          |         `Dog` is not local
    |          `PartialEq` is not local
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
 
@@ -92,7 +87,6 @@ LL |     impl PartialEq<&Dog> for &Dog {
    |          |          `Dog` is not local
    |          `PartialEq` is not local
    |
-   = note: `impl` may be usable in bounds, etc. from outside the expression, which might e.g. make something constructible that previously wasn't, because it's still on a publicly-visible type
    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>