Rollup merge of #87885 - m-ou-se:edition-guide-links, r=rylev

Link to edition guide instead of issues for 2021 lints.

This changes the 2021 lints to not link to github issues, but to the edition guide instead.

Fixes  #86996

compiler/rustc_lint/src/array_into_iter.rs

@@ -32,7 +32,7 @@ declare_lint! {
     Warn,
     "detects calling `into_iter` on arrays in Rust 2015 and 2018",
     @future_incompatible = FutureIncompatibleInfo {
-        reference: "issue #66145 <https://github.com/rust-lang/rust/issues/66145>",
+        reference: "<https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>",
         reason: FutureIncompatibilityReason::EditionSemanticsChange(Edition::Edition2021),
     };
 }

compiler/rustc_lint/src/builtin.rs

@@ -1680,7 +1680,7 @@ declare_lint! {
     Warn,
     "`...` range patterns are deprecated",
     @future_incompatible = FutureIncompatibleInfo {
-        reference: "issue #80165 <https://github.com/rust-lang/rust/issues/80165>",
+        reference: "<https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>",
         reason: FutureIncompatibilityReason::EditionError(Edition::Edition2021),
     };
 }

compiler/rustc_lint_defs/src/builtin.rs

@@ -1605,7 +1605,7 @@ declare_lint! {
     Warn,
     "suggest using `dyn Trait` for trait objects",
     @future_incompatible = FutureIncompatibleInfo {
-        reference: "issue #80165 <https://github.com/rust-lang/rust/issues/80165>",
+        reference: "<https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>",
         reason: FutureIncompatibilityReason::EditionError(Edition::Edition2021),
     };
 }
@@ -3247,7 +3247,7 @@ declare_lint! {
     Allow,
     "detects usage of old versions of or-patterns",
     @future_incompatible = FutureIncompatibleInfo {
-        reference: "issue #84869 <https://github.com/rust-lang/rust/issues/84869>",
+        reference: "<https://doc.rust-lang.org/nightly/edition-guide/rust-2021/or-patterns-macro-rules.html>",
         reason: FutureIncompatibilityReason::EditionError(Edition::Edition2021),
     };
 }
@@ -3296,7 +3296,7 @@ declare_lint! {
     "detects the usage of trait methods which are ambiguous with traits added to the \
         prelude in future editions",
     @future_incompatible = FutureIncompatibleInfo {
-        reference: "issue #85684 <https://github.com/rust-lang/rust/issues/85684>",
+        reference: "<https://doc.rust-lang.org/nightly/edition-guide/rust-2021/prelude.html>",
         reason: FutureIncompatibilityReason::EditionError(Edition::Edition2021),
     };
 }
@@ -3331,7 +3331,7 @@ declare_lint! {
     Allow,
     "identifiers that will be parsed as a prefix in Rust 2021",
     @future_incompatible = FutureIncompatibleInfo {
-        reference: "issue #84978 <https://github.com/rust-lang/rust/issues/84978>",
+        reference: "<https://doc.rust-lang.org/nightly/edition-guide/rust-2021/reserving-syntax.html>",
         reason: FutureIncompatibilityReason::EditionError(Edition::Edition2021),
     };
     crate_level_only

src/test/ui/const-generics/min_const_generics/const-expression-suggest-missing-braces.stderr

@@ -139,7 +139,7 @@ LL |     foo::<BAR + BAR>();
    |
    = note: `#[warn(bare_trait_objects)]` on by default
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 error[E0747]: type provided when a constant was expected
   --> $DIR/const-expression-suggest-missing-braces.rs:11:11

src/test/ui/dyn-keyword/dyn-2018-edition-lint.stderr

@@ -10,7 +10,7 @@ note: the lint level is defined here
 LL | #[deny(bare_trait_objects)]
    |        ^^^^^^^^^^^^^^^^^^
    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 error: trait objects without an explicit `dyn` are deprecated
   --> $DIR/dyn-2018-edition-lint.rs:4:35
@@ -19,7 +19,7 @@ LL | fn function(x: &SomeTrait, y: Box<SomeTrait>) {
    |                                   ^^^^^^^^^ help: use `dyn`: `dyn SomeTrait`
    |
    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 error: trait objects without an explicit `dyn` are deprecated
   --> $DIR/dyn-2018-edition-lint.rs:9:14
@@ -28,7 +28,7 @@ LL |     let _x: &SomeTrait = todo!();
    |              ^^^^^^^^^ help: use `dyn`: `dyn SomeTrait`
    |
    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 error: aborting due to 3 previous errors
 

src/test/ui/generic-associated-types/gat-trait-path-parenthesised-args.stderr

@@ -18,7 +18,7 @@ LL | fn foo<'a>(arg: Box<dyn X<Y('a) = &'a ()>>) {}
    |
    = note: `#[warn(bare_trait_objects)]` on by default
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 error[E0107]: this associated type takes 1 lifetime argument but 0 lifetime arguments were supplied
   --> $DIR/gat-trait-path-parenthesised-args.rs:7:27

src/test/ui/issues/issue-86756.stderr

@@ -22,7 +22,7 @@ LL |     eq::<dyn, Foo>
    |
    = note: `#[warn(bare_trait_objects)]` on by default
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 error[E0107]: missing generics for trait `Foo`
   --> $DIR/issue-86756.rs:5:15

src/test/ui/iterators/into-iter-on-arrays-2018.stderr

@@ -6,7 +6,7 @@ LL |     let _: Iter<'_, i32> = array.into_iter();
    |
    = note: `#[warn(array_into_iter)]` on by default
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     let _: Iter<'_, i32> = array.iter();
@@ -23,7 +23,7 @@ LL |     let _: Iter<'_, i32> = Box::new(array).into_iter();
    |                                            ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     let _: Iter<'_, i32> = Box::new(array).iter();
@@ -40,7 +40,7 @@ LL |     for _ in [1, 2, 3].into_iter() {}
    |                        ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     for _ in [1, 2, 3].iter() {}

src/test/ui/iterators/into-iter-on-arrays-lint.stderr

@@ -6,7 +6,7 @@ LL |     small.into_iter();
    |
    = note: `#[warn(array_into_iter)]` on by default
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     small.iter();
@@ -23,7 +23,7 @@ LL |     [1, 2].into_iter();
    |            ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     [1, 2].iter();
@@ -40,7 +40,7 @@ LL |     big.into_iter();
    |         ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     big.iter();
@@ -57,7 +57,7 @@ LL |     [0u8; 33].into_iter();
    |               ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     [0u8; 33].iter();
@@ -74,7 +74,7 @@ LL |     Box::new(small).into_iter();
    |                     ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     Box::new(small).iter();
@@ -91,7 +91,7 @@ LL |     Box::new([1, 2]).into_iter();
    |                      ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     Box::new([1, 2]).iter();
@@ -108,7 +108,7 @@ LL |     Box::new(big).into_iter();
    |                   ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     Box::new(big).iter();
@@ -125,7 +125,7 @@ LL |     Box::new([0u8; 33]).into_iter();
    |                         ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     Box::new([0u8; 33]).iter();
@@ -142,7 +142,7 @@ LL |     Box::new(Box::new(small)).into_iter();
    |                               ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     Box::new(Box::new(small)).iter();
@@ -159,7 +159,7 @@ LL |     Box::new(Box::new([1, 2])).into_iter();
    |                                ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     Box::new(Box::new([1, 2])).iter();
@@ -176,7 +176,7 @@ LL |     Box::new(Box::new(big)).into_iter();
    |                             ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     Box::new(Box::new(big)).iter();
@@ -193,7 +193,7 @@ LL |     Box::new(Box::new([0u8; 33])).into_iter();
    |                                   ^^^^^^^^^
    |
    = warning: this changes meaning in Rust 2021
-   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
    |
 LL |     Box::new(Box::new([0u8; 33])).iter();

src/test/ui/lint/bare-trait-objects-path.stderr

@@ -12,7 +12,7 @@ LL |     Dyn::func();
    |
    = note: `#[warn(bare_trait_objects)]` on by default
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 warning: trait objects without an explicit `dyn` are deprecated
   --> $DIR/bare-trait-objects-path.rs:17:5
@@ -21,7 +21,7 @@ LL |     ::Dyn::func();
    |     ^^^^^ help: use `dyn`: `<dyn (::Dyn)>`
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 warning: trait objects without an explicit `dyn` are deprecated
   --> $DIR/bare-trait-objects-path.rs:20:5
@@ -30,7 +30,7 @@ LL |     Dyn::CONST;
    |     ^^^ help: use `dyn`: `<dyn Dyn>`
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 error: aborting due to previous error; 3 warnings emitted
 

src/test/ui/lint/force-warn/force-lint-in-allowed-group.stderr

@@ -6,7 +6,7 @@ LL | pub fn function(_x: Box<SomeTrait>) {}
    |
    = note: requested on the command line with `--force-warn bare-trait-objects`
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 warning: 1 warning emitted
 

src/test/ui/lint/force-warn/force-warn-cap-lints-allow.stderr

@@ -6,7 +6,7 @@ LL | pub fn function(_x: Box<SomeTrait>) {}
    |
    = note: requested on the command line with `--force-warn bare-trait-objects`
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 warning: 1 warning emitted
 

src/test/ui/lint/force-warn/force-warn-cap-lints-warn.stderr

@@ -6,7 +6,7 @@ LL |         0...100 => true,
    |
    = note: `--force-warn ellipsis-inclusive-range-patterns` implied by `--force-warn rust-2021-compatibility`
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 warning: 1 warning emitted
 

src/test/ui/lint/force-warn/force-warn-group-allow-warning.stderr

@@ -6,7 +6,7 @@ LL | pub fn function(_x: Box<SomeTrait>) {}
    |
    = note: `--force-warn bare-trait-objects` implied by `--force-warn rust-2018-idioms`
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 warning: 1 warning emitted
 

src/test/ui/lint/force-warn/force-warn-group.stderr

@@ -6,7 +6,7 @@ LL | pub fn function(_x: Box<SomeTrait>) {}
    |
    = note: `--force-warn bare-trait-objects` implied by `--force-warn rust-2018-idioms`
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 warning: 1 warning emitted
 

src/test/ui/lint/inclusive-range-pattern-syntax.stderr

@@ -10,7 +10,7 @@ note: the lint level is defined here
 LL | #![warn(ellipsis_inclusive_range_patterns)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 warning: `...` range patterns are deprecated
   --> $DIR/inclusive-range-pattern-syntax.rs:16:9
@@ -19,7 +19,7 @@ LL |         &1...2 => {}
    |         ^^^^^^ help: use `..=` for an inclusive range: `&(1..=2)`
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
-   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
 
 warning: 2 warnings emitted