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Add notes to non-structural const in pattern error message

This commit is contained in:
Jamen Marz 2023-03-27 10:14:08 -04:00
parent 553ecbe8ba
commit 73c34cbaf7
27 changed files with 168 additions and 10 deletions
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4
compiler/rustc_mir_build/messages.ftl
View File

@ -331,6 +331,10 @@ mir_build_indirect_structural_match =
mir_build_nontrivial_structural_match =
to use a constant of type `{$non_sm_ty}` in a pattern, the constant's initializer must be trivial or `{$non_sm_ty}` must be annotated with `#[derive(PartialEq, Eq)]`
mir_build_type_not_structural_tip = the traits must be derived, manual `impl`s are not sufficient
mir_build_type_not_structural_more_info = see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
mir_build_overlapping_range_endpoints = multiple patterns overlap on their endpoints
.range = ... with this range
.note = you likely meant to write mutually exclusive ranges

6
compiler/rustc_mir_build/src/errors.rs
View File

@ -663,6 +663,8 @@ pub struct UnionPattern {
#[derive(Diagnostic)]
#[diag(mir_build_type_not_structural)]
#[note(mir_build_type_not_structural_tip)]
#[note(mir_build_type_not_structural_more_info)]
pub struct TypeNotStructural<'tcx> {
#[primary_span]
pub span: Span,
@ -695,12 +697,16 @@ pub struct PointerPattern;
#[derive(LintDiagnostic)]
#[diag(mir_build_indirect_structural_match)]
#[note(mir_build_type_not_structural_tip)]
#[note(mir_build_type_not_structural_more_info)]
pub struct IndirectStructuralMatch<'tcx> {
pub non_sm_ty: Ty<'tcx>,
}
#[derive(LintDiagnostic)]
#[diag(mir_build_nontrivial_structural_match)]
#[note(mir_build_type_not_structural_tip)]
#[note(mir_build_type_not_structural_more_info)]
pub struct NontrivialStructuralMatch<'tcx> {
pub non_sm_ty: Ty<'tcx>,
}

2
src/tools/clippy/tests/ui/crashes/ice-6254.stderr
View File

@ -6,6 +6,8 @@ LL | FOO_REF_REF => {},
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
= note: `-D indirect-structural-match` implied by `-D warnings`
error: aborting due to previous error

6
tests/ui/consts/const_in_pattern/cross-crate-fail.stderr
View File

@ -3,12 +3,18 @@ error: to use a constant of type `CustomEq` in a pattern, `CustomEq` must be ann
|
LL | consts::SOME => panic!(),
| ^^^^^^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `CustomEq` in a pattern, `CustomEq` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/cross-crate-fail.rs:20:9
|
LL | <Defaulted as consts::AssocConst>::SOME => panic!(),
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: aborting due to 2 previous errors

2
tests/ui/consts/const_in_pattern/custom-eq-branch-warn.rs
View File

@ -28,6 +28,8 @@ fn main() {
match Foo::Qux(CustomEq) {
BAR_BAZ => panic!(),
//~^ WARN must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
//~| WARN this was previously accepted
//~| NOTE see issue #73448
//~| NOTE `#[warn(nontrivial_structural_match)]` on by default

2
tests/ui/consts/const_in_pattern/custom-eq-branch-warn.stderr
View File

@ -6,6 +6,8 @@ LL | BAR_BAZ => panic!(),
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #73448 <https://github.com/rust-lang/rust/issues/73448>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
= note: `#[warn(nontrivial_structural_match)]` on by default
warning: 1 warning emitted

2
tests/ui/consts/const_in_pattern/incomplete-slice.stderr
View File

@ -6,6 +6,8 @@ LL | E_SL => {}
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
= note: `#[warn(indirect_structural_match)]` on by default
error[E0004]: non-exhaustive patterns: `&_` not covered

3
tests/ui/consts/const_in_pattern/issue-78057.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `Opaque` in a pattern, `Opaque` must be annotat
|
LL | FOO => {},
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: unreachable pattern
--> $DIR/issue-78057.rs:14:9

3
tests/ui/consts/const_in_pattern/no-eq-branch-fail.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `Foo` in a pattern, `Foo` must be annotated wit
|
LL | BAR_BAZ => panic!(),
| ^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: aborting due to previous error

3
tests/ui/consts/const_in_pattern/reject_non_partial_eq.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `NoPartialEq` in a pattern, `NoPartialEq` must
|
LL | NO_PARTIAL_EQ_NONE => println!("NO_PARTIAL_EQ_NONE"),
| ^^^^^^^^^^^^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: aborting due to previous error

22
tests/ui/consts/const_in_pattern/reject_non_structural.rs
View File

@ -39,45 +39,67 @@ fn main() {
const ENUM: Derive<NoDerive> = Derive::Some(NoDerive);
match Derive::Some(NoDerive) { ENUM => dbg!(ENUM), _ => panic!("whoops"), };
//~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
const FIELD: OND = TrivialEq(Some(NoDerive)).0;
match Some(NoDerive) { FIELD => dbg!(FIELD), _ => panic!("whoops"), };
//~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
const NO_DERIVE_SOME: OND = Some(NoDerive);
const INDIRECT: OND = NO_DERIVE_SOME;
match Some(NoDerive) {INDIRECT => dbg!(INDIRECT), _ => panic!("whoops"), };
//~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
const TUPLE: (OND, OND) = (None, Some(NoDerive));
match (None, Some(NoDerive)) { TUPLE => dbg!(TUPLE), _ => panic!("whoops"), };
//~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
const TYPE_ASCRIPTION: OND = type_ascribe!(Some(NoDerive), OND);
match Some(NoDerive) { TYPE_ASCRIPTION => dbg!(TYPE_ASCRIPTION), _ => panic!("whoops"), };
//~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
const ARRAY: [OND; 2] = [None, Some(NoDerive)];
match [None, Some(NoDerive)] { ARRAY => dbg!(ARRAY), _ => panic!("whoops"), };
//~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
const REPEAT: [OND; 2] = [Some(NoDerive); 2];
match [Some(NoDerive); 2] { REPEAT => dbg!(REPEAT), _ => panic!("whoops"), };
//~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
//~| ERROR must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
trait Trait: Sized { const ASSOC: Option<Self>; }
impl Trait for NoDerive { const ASSOC: Option<NoDerive> = Some(NoDerive); }
match Some(NoDerive) { NoDerive::ASSOC => dbg!(NoDerive::ASSOC), _ => panic!("whoops"), };
//~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
const BLOCK: OND = { NoDerive; Some(NoDerive) };
match Some(NoDerive) { BLOCK => dbg!(BLOCK), _ => panic!("whoops"), };
//~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
const ADDR_OF: &OND = &Some(NoDerive);
match &Some(NoDerive) { ADDR_OF => dbg!(ADDR_OF), _ => panic!("whoops"), };
//~^ WARN must be annotated with `#[derive(PartialEq, Eq)]`
//~| NOTE the traits must be derived
//~| NOTE StructuralEq.html for details
//~| WARN previously accepted by the compiler but is being phased out
//~| NOTE for more information, see issue #62411
}

52
tests/ui/consts/const_in_pattern/reject_non_structural.stderr
View File

@ -3,69 +3,101 @@ error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be ann
|
LL | match Derive::Some(NoDerive) { ENUM => dbg!(ENUM), _ => panic!("whoops"), };
| ^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/reject_non_structural.rs:44:28
--> $DIR/reject_non_structural.rs:46:28
|
LL | match Some(NoDerive) { FIELD => dbg!(FIELD), _ => panic!("whoops"), };
| ^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/reject_non_structural.rs:49:27
--> $DIR/reject_non_structural.rs:53:27
|
LL | match Some(NoDerive) {INDIRECT => dbg!(INDIRECT), _ => panic!("whoops"), };
| ^^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/reject_non_structural.rs:53:36
--> $DIR/reject_non_structural.rs:59:36
|
LL | match (None, Some(NoDerive)) { TUPLE => dbg!(TUPLE), _ => panic!("whoops"), };
| ^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/reject_non_structural.rs:57:28
--> $DIR/reject_non_structural.rs:65:28
|
LL | match Some(NoDerive) { TYPE_ASCRIPTION => dbg!(TYPE_ASCRIPTION), _ => panic!("whoops"), };
| ^^^^^^^^^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/reject_non_structural.rs:61:36
--> $DIR/reject_non_structural.rs:71:36
|
LL | match [None, Some(NoDerive)] { ARRAY => dbg!(ARRAY), _ => panic!("whoops"), };
| ^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/reject_non_structural.rs:65:33
--> $DIR/reject_non_structural.rs:77:33
|
LL | match [Some(NoDerive); 2] { REPEAT => dbg!(REPEAT), _ => panic!("whoops"), };
| ^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/reject_non_structural.rs:65:33
--> $DIR/reject_non_structural.rs:77:33
|
LL | match [Some(NoDerive); 2] { REPEAT => dbg!(REPEAT), _ => panic!("whoops"), };
| ^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/reject_non_structural.rs:71:28
--> $DIR/reject_non_structural.rs:87:28
|
LL | match Some(NoDerive) { NoDerive::ASSOC => dbg!(NoDerive::ASSOC), _ => panic!("whoops"), };
| ^^^^^^^^^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/reject_non_structural.rs:75:28
--> $DIR/reject_non_structural.rs:93:28
|
LL | match Some(NoDerive) { BLOCK => dbg!(BLOCK), _ => panic!("whoops"), };
| ^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
warning: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/reject_non_structural.rs:79:29
--> $DIR/reject_non_structural.rs:99:29
|
LL | match &Some(NoDerive) { ADDR_OF => dbg!(ADDR_OF), _ => panic!("whoops"), };
| ^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
note: the lint level is defined here
--> $DIR/reject_non_structural.rs:12:9
|

6
tests/ui/consts/const_in_pattern/warn_corner_cases.stderr
View File

@ -6,6 +6,8 @@ LL | match None { Some(_) => panic!("whoops"), INDEX => dbg!(INDEX), };
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #73448 <https://github.com/rust-lang/rust/issues/73448>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
= note: `#[warn(nontrivial_structural_match)]` on by default
warning: to use a constant of type `NoDerive` in a pattern, the constant's initializer must be trivial or `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
@ -16,6 +18,8 @@ LL | match None { Some(_) => panic!("whoops"), CALL => dbg!(CALL), };
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #73448 <https://github.com/rust-lang/rust/issues/73448>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
warning: to use a constant of type `NoDerive` in a pattern, the constant's initializer must be trivial or `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/warn_corner_cases.rs:38:47
@ -25,6 +29,8 @@ LL | match None { Some(_) => panic!("whoops"), METHOD_CALL => dbg!(METHOD_CA
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #73448 <https://github.com/rust-lang/rust/issues/73448>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
warning: 3 warnings emitted

3
tests/ui/consts/match_ice.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `S` in a pattern, `S` must be annotated with `#
|
LL | C => {}
| ^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: aborting due to previous error

3
tests/ui/pattern/usefulness/const-partial_eq-fallback-ice.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `MyType` in a pattern, `MyType` must be annotat
|
LL | if let CONSTANT = &&MyType {
| ^^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: aborting due to previous error

29
tests/ui/pattern/usefulness/consts-opaque.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `Foo` in a pattern, `Foo` must be annotated wit
|
LL | FOO => {}
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: unreachable pattern
--> $DIR/consts-opaque.rs:32:9
@ -24,6 +27,9 @@ error: to use a constant of type `Foo` in a pattern, `Foo` must be annotated wit
|
LL | FOO_REF => {}
| ^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: unreachable pattern
--> $DIR/consts-opaque.rs:39:9
@ -42,6 +48,8 @@ LL | FOO_REF_REF => {}
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
= note: `#[warn(indirect_structural_match)]` on by default
error: to use a constant of type `Bar` in a pattern, `Bar` must be annotated with `#[derive(PartialEq, Eq)]`
@ -49,6 +57,9 @@ error: to use a constant of type `Bar` in a pattern, `Bar` must be annotated wit
|
LL | BAR => {} // should not be emitting unreachable warning
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: unreachable pattern
--> $DIR/consts-opaque.rs:53:9
@ -72,6 +83,9 @@ error: to use a constant of type `Bar` in a pattern, `Bar` must be annotated wit
|
LL | BAR => {}
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: unreachable pattern
--> $DIR/consts-opaque.rs:63:9
@ -96,12 +110,18 @@ error: to use a constant of type `Bar` in a pattern, `Bar` must be annotated wit
|
LL | BAR => {}
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: to use a constant of type `Bar` in a pattern, `Bar` must be annotated with `#[derive(PartialEq, Eq)]`
--> $DIR/consts-opaque.rs:72:9
|
LL | BAR => {} // should not be emitting unreachable warning
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: unreachable pattern
--> $DIR/consts-opaque.rs:72:9
@ -126,6 +146,9 @@ error: to use a constant of type `Baz` in a pattern, `Baz` must be annotated wit
|
LL | BAZ => {}
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: unreachable pattern
--> $DIR/consts-opaque.rs:82:9
@ -150,6 +173,9 @@ error: to use a constant of type `Baz` in a pattern, `Baz` must be annotated wit
|
LL | BAZ => {}
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: unreachable pattern
--> $DIR/consts-opaque.rs:92:9
@ -165,6 +191,9 @@ error: to use a constant of type `Baz` in a pattern, `Baz` must be annotated wit
|
LL | BAZ => {}
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: unreachable pattern
--> $DIR/consts-opaque.rs:99:9

3
tests/ui/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-direct-struct-embedded.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be ann
|
LL | WRAP_DIRECT_INLINE => { panic!("WRAP_DIRECT_INLINE matched itself"); }
| ^^^^^^^^^^^^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: aborting due to previous error

3
tests/ui/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-direct-struct-param.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be ann
|
LL | WRAP_DIRECT_PARAM => { panic!("WRAP_DIRECT_PARAM matched itself"); }
| ^^^^^^^^^^^^^^^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: aborting due to previous error

2
tests/ui/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-doubly-indirect-embedded.stderr
View File

@ -6,6 +6,8 @@ LL | WRAP_DOUBLY_INDIRECT_INLINE => { panic!("WRAP_DOUBLY_INDIRECT_INLIN
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
note: the lint level is defined here
--> $DIR/cant-hide-behind-doubly-indirect-embedded.rs:7:9
|

2
tests/ui/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-doubly-indirect-param.stderr
View File

@ -6,6 +6,8 @@ LL | WRAP_DOUBLY_INDIRECT_PARAM => { panic!("WRAP_DOUBLY_INDIRECT_PARAM
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
note: the lint level is defined here
--> $DIR/cant-hide-behind-doubly-indirect-param.rs:7:9
|

2
tests/ui/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-indirect-struct-embedded.stderr
View File

@ -6,6 +6,8 @@ LL | WRAP_INDIRECT_INLINE => { panic!("WRAP_INDIRECT_INLINE matched itse
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
note: the lint level is defined here
--> $DIR/cant-hide-behind-indirect-struct-embedded.rs:7:9
|

2
tests/ui/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-indirect-struct-param.stderr
View File

@ -6,6 +6,8 @@ LL | WRAP_INDIRECT_PARAM => { panic!("WRAP_INDIRECT_PARAM matched itself
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
note: the lint level is defined here
--> $DIR/cant-hide-behind-indirect-struct-param.rs:7:9
|

3
tests/ui/rfc-1445-restrict-constants-in-patterns/issue-61188-match-slice-forbidden-without-eq.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `B` in a pattern, `B` must be annotated with `#
|
LL | A => (),
| ^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: aborting due to previous error

4
tests/ui/rfc-1445-restrict-constants-in-patterns/issue-62307-match-ref-ref-forbidden-without-eq.stderr
View File

@ -6,6 +6,8 @@ LL | RR_B1 => { println!("CLAIM RR0: {:?} matches {:?}", RR_B1, RR_B0);
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
note: the lint level is defined here
--> $DIR/issue-62307-match-ref-ref-forbidden-without-eq.rs:13:9
|
@ -20,6 +22,8 @@ LL | RR_B1 => { println!("CLAIM RR1: {:?} matches {:?}", RR_B1, RR_B1);
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
warning: 2 warnings emitted

3
tests/ui/rfc-1445-restrict-constants-in-patterns/match-forbidden-without-eq.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `Foo` in a pattern, `Foo` must be annotated wit
|
LL | FOO => { }
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
warning: floating-point types cannot be used in patterns
--> $DIR/match-forbidden-without-eq.rs:18:9

3
tests/ui/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `B` in a pattern, `B` must be annotated with `#
|
LL | FOO => { }
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: aborting due to previous error

3
tests/ui/rfc-1445-restrict-constants-in-patterns/match-requires-both-partialeq-and-eq.stderr
View File

@ -3,6 +3,9 @@ error: to use a constant of type `Foo` in a pattern, `Foo` must be annotated wit
|
LL | FOO => { }
| ^^^
|
= note: the traits must be derived, manual `impl`s are not sufficient
= note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details
error: aborting due to previous error