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Make missing lifetime suggestion verbose

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This commit is contained in:
Michael Goulet 2025-06-24 18:59:29 +00:00
parent 36b21637e9
commit 250b5d204f
27 changed files with 247 additions and 123 deletions
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7
compiler/rustc_resolve/src/late/diagnostics.rs
View file

@ -3122,15 +3122,10 @@ impl<'ast, 'ra, 'tcx> LateResolutionVisitor<'_, 'ast, 'ra, 'tcx> {
&mut err,
Some(lifetime_ref.ident.name.as_str()),
|err, _, span, message, suggestion, span_suggs| {
err.multipart_suggestion_with_style(
err.multipart_suggestion_verbose(
message,
std::iter::once((span, suggestion)).chain(span_suggs.clone()).collect(),
Applicability::MaybeIncorrect,
if span_suggs.is_empty() {
SuggestionStyle::ShowCode
} else {
SuggestionStyle::ShowAlways
},
);
true
},

9
tests/ui/associated-inherent-types/issue-109299.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'d`
--> $DIR/issue-109299.rs:6:12
|
LL | impl Lexer<'d> {
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'d` here: `<'d>`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'d` here
|
LL | impl<'d> Lexer<'d> {
| ++++
error: aborting due to 1 previous error

17
tests/ui/borrowck/generic_const_early_param.stderr
View file

@ -7,19 +7,24 @@ LL | struct DataWrapper<'static> {
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/generic_const_early_param.rs:6:12
|
LL | struct DataWrapper<'static> {
| - help: consider introducing lifetime `'a` here: `'a,`
LL |
LL | data: &'a [u8; Self::SIZE],
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | struct DataWrapper<'a, 'static> {
| +++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/generic_const_early_param.rs:10:18
|
LL | impl DataWrapper<'a> {
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `<'a>`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | impl<'a> DataWrapper<'a> {
| ++++
warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes
--> $DIR/generic_const_early_param.rs:1:12

25
tests/ui/cast/ice-cast-type-with-error-124848.stderr
View file

@ -2,27 +2,34 @@ error[E0261]: use of undeclared lifetime name `'unpinned`
--> $DIR/ice-cast-type-with-error-124848.rs:7:32
|
LL | struct MyType<'a>(Cell<Option<&'unpinned mut MyType<'a>>>, Pin);
| - ^^^^^^^^^ undeclared lifetime
| |
| help: consider introducing lifetime `'unpinned` here: `'unpinned,`
| ^^^^^^^^^ undeclared lifetime
|
help: consider introducing lifetime `'unpinned` here
|
LL | struct MyType<'unpinned, 'a>(Cell<Option<&'unpinned mut MyType<'a>>>, Pin);
| ++++++++++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/ice-cast-type-with-error-124848.rs:14:53
|
LL | fn main() {
| - help: consider introducing lifetime `'a` here: `<'a>`
...
LL | let bad_addr = &unpinned as *const Cell<Option<&'a mut MyType<'a>>> as usize;
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn main<'a>() {
| ++++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/ice-cast-type-with-error-124848.rs:14:67
|
LL | fn main() {
| - help: consider introducing lifetime `'a` here: `<'a>`
...
LL | let bad_addr = &unpinned as *const Cell<Option<&'a mut MyType<'a>>> as usize;
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn main<'a>() {
| ++++
error[E0412]: cannot find type `Pin` in this scope
--> $DIR/ice-cast-type-with-error-124848.rs:7:60

7
tests/ui/const-generics/generic_const_exprs/unresolved_lifetimes_error.stderr
View file

@ -1,10 +1,13 @@
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/unresolved_lifetimes_error.rs:5:13
|
LL | fn foo() -> [(); {
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | let a: &'a ();
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn foo<'a>() -> [(); {
| ++++
error: aborting due to 1 previous error

9
tests/ui/const-generics/ice-unexpected-inference-var-122549.stderr
View file

@ -17,9 +17,12 @@ error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/ice-unexpected-inference-var-122549.rs:11:34
|
LL | struct ConstChunksExact<'rem, T: 'a, const N: usize> {}
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `'a,`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | struct ConstChunksExact<'a, 'rem, T: 'a, const N: usize> {}
| +++
error[E0046]: not all trait items implemented, missing: `const_chunks_exact`
--> $DIR/ice-unexpected-inference-var-122549.rs:9:1

9
tests/ui/const_prop/ice-type-mismatch-when-copying-112824.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/ice-type-mismatch-when-copying-112824.rs:5:21
|
LL | pub struct Opcode2(&'a S);
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `<'a>`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | pub struct Opcode2<'a>(&'a S);
| ++++
error[E0412]: cannot find type `S` in this scope
--> $DIR/ice-type-mismatch-when-copying-112824.rs:5:24

18
tests/ui/dyn-compatibility/reference-to-bare-trait-in-fn-inputs-and-outputs-issue-125139.stderr
View file

@ -139,9 +139,12 @@ error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/reference-to-bare-trait-in-fn-inputs-and-outputs-issue-125139.rs:96:12
|
LL | fn bar(_: &'a Trait) {}
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `<'a>`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn bar<'a>(_: &'a Trait) {}
| ++++
error[E0106]: missing lifetime specifier
--> $DIR/reference-to-bare-trait-in-fn-inputs-and-outputs-issue-125139.rs:110:13
@ -171,9 +174,12 @@ error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/reference-to-bare-trait-in-fn-inputs-and-outputs-issue-125139.rs:122:17
|
LL | fn kitten() -> &'a Trait {
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `<'a>`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn kitten<'a>() -> &'a Trait {
| ++++
error[E0106]: missing lifetime specifier
--> $DIR/reference-to-bare-trait-in-fn-inputs-and-outputs-issue-125139.rs:133:16

16
tests/ui/error-codes/E0261.stderr
View file

@ -2,17 +2,23 @@ error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/E0261.rs:1:12
|
LL | fn foo(x: &'a str) { }
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `<'a>`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn foo<'a>(x: &'a str) { }
| ++++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/E0261.rs:5:9
|
LL | struct Foo {
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | x: &'a str,
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | struct Foo<'a> {
| ++++
error: aborting due to 2 previous errors

9
tests/ui/generics/generic-extern-lifetime.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/generic-extern-lifetime.rs:6:26
|
LL | pub fn life2<'b>(x: &'a i32, y: &'b i32);
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `'a,`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | pub fn life2<'a, 'b>(x: &'a i32, y: &'b i32);
| +++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/generic-extern-lifetime.rs:8:37

9
tests/ui/generics/impl-block-params-declared-in-wrong-spot-issue-113073.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/impl-block-params-declared-in-wrong-spot-issue-113073.rs:7:13
|
LL | impl Foo<T: 'a + Default> for u8 {}
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `<'a>`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | impl<'a> Foo<T: 'a + Default> for u8 {}
| ++++
error[E0229]: associated item constraints are not allowed here
--> $DIR/impl-block-params-declared-in-wrong-spot-issue-113073.rs:3:10

9
tests/ui/impl-trait/precise-capturing/bad-lifetimes.stderr
View file

@ -15,9 +15,12 @@ error[E0261]: use of undeclared lifetime name `'missing`
--> $DIR/bad-lifetimes.rs:7:37
|
LL | fn missing_lt() -> impl Sized + use<'missing> {}
| - ^^^^^^^^ undeclared lifetime
| |
| help: consider introducing lifetime `'missing` here: `<'missing>`
| ^^^^^^^^ undeclared lifetime
|
help: consider introducing lifetime `'missing` here
|
LL | fn missing_lt<'missing>() -> impl Sized + use<'missing> {}
| ++++++++++
error: expected lifetime parameter in `use<...>` precise captures list, found `'static`
--> $DIR/bad-lifetimes.rs:4:36

9
tests/ui/inference/ice-ifer-var-leaked-out-of-rollback-122098.stderr
View file

@ -23,9 +23,12 @@ error[E0261]: use of undeclared lifetime name `'q`
--> $DIR/ice-ifer-var-leaked-out-of-rollback-122098.rs:14:21
|
LL | impl<'static> Query<'q> {
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'q` here: `'q,`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'q` here
|
LL | impl<'q, 'static> Query<'q> {
| +++
error[E0392]: lifetime parameter `'q` is never used
--> $DIR/ice-ifer-var-leaked-out-of-rollback-122098.rs:11:14

25
tests/ui/inference/issue-107090.stderr
View file

@ -33,15 +33,23 @@ error[E0261]: use of undeclared lifetime name `'b`
--> $DIR/issue-107090.rs:11:47
|
LL | impl<'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'b` here: `'b,`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'b` here
|
LL | impl<'b, 'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
| +++
error[E0261]: use of undeclared lifetime name `'out`
--> $DIR/issue-107090.rs:11:67
|
LL | impl<'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
| - help: consider introducing lifetime `'out` here: `'out,` ^^^^ undeclared lifetime
| ^^^^ undeclared lifetime
|
help: consider introducing lifetime `'out` here
|
LL | impl<'out, 'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
| +++++
error[E0261]: use of undeclared lifetime name `'out`
--> $DIR/issue-107090.rs:14:49
@ -62,9 +70,12 @@ error[E0261]: use of undeclared lifetime name `'short`
--> $DIR/issue-107090.rs:20:68
|
LL | fn badboi<'in_, 'out, T>(x: Foo<'in_, 'out, T>, sadness: &'in_ Foo<'short, 'out, T>) -> &'out T {
| - ^^^^^^ undeclared lifetime
| |
| help: consider introducing lifetime `'short` here: `'short,`
| ^^^^^^ undeclared lifetime
|
help: consider introducing lifetime `'short` here
|
LL | fn badboi<'short, 'in_, 'out, T>(x: Foo<'in_, 'out, T>, sadness: &'in_ Foo<'short, 'out, T>) -> &'out T {
| +++++++
error: aborting due to 6 previous errors

9
tests/ui/lifetimes/issue-107988.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'tcx`
--> $DIR/issue-107988.rs:7:52
|
LL | impl<T: ?Sized + TraitEngine<'tcx>> TraitEngineExt<'tcx> for T {
| - ^^^^ undeclared lifetime
| |
| help: consider introducing lifetime `'tcx` here: `'tcx,`
| ^^^^ undeclared lifetime
|
help: consider introducing lifetime `'tcx` here
|
LL | impl<'tcx, T: ?Sized + TraitEngine<'tcx>> TraitEngineExt<'tcx> for T {
| +++++
error[E0261]: use of undeclared lifetime name `'tcx`
--> $DIR/issue-107988.rs:7:30

13
tests/ui/lifetimes/undeclared-lifetime-used-in-debug-macro-issue-70152.stderr
View file

@ -1,10 +1,13 @@
error[E0261]: use of undeclared lifetime name `'b`
--> $DIR/undeclared-lifetime-used-in-debug-macro-issue-70152.rs:3:9
|
LL | struct Test {
| - help: consider introducing lifetime `'b` here: `<'b>`
LL | a: &'b str,
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'b` here
|
LL | struct Test<'b> {
| ++++
error[E0261]: use of undeclared lifetime name `'b`
--> $DIR/undeclared-lifetime-used-in-debug-macro-issue-70152.rs:3:9
@ -12,9 +15,13 @@ error[E0261]: use of undeclared lifetime name `'b`
LL | #[derive(Eq, PartialEq)]
| -- lifetime `'b` is missing in item created through this procedural macro
LL | struct Test {
| - help: consider introducing lifetime `'b` here: `<'b>`
LL | a: &'b str,
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'b` here
|
LL | struct Test<'b> {
| ++++
error[E0261]: use of undeclared lifetime name `'b`
--> $DIR/undeclared-lifetime-used-in-debug-macro-issue-70152.rs:13:13

9
tests/ui/methods/dont-ice-on-object-lookup-w-error-region.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'missing`
--> $DIR/dont-ice-on-object-lookup-w-error-region.rs:6:20
|
LL | fn project(x: Pin<&'missing mut dyn Future<Output = ()>>) {
| - ^^^^^^^^ undeclared lifetime
| |
| help: consider introducing lifetime `'missing` here: `<'missing>`
| ^^^^^^^^ undeclared lifetime
|
help: consider introducing lifetime `'missing` here
|
LL | fn project<'missing>(x: Pin<&'missing mut dyn Future<Output = ()>>) {
| ++++++++++
error: aborting due to 1 previous error

7
tests/ui/methods/method-call-lifetime-args-unresolved.stderr
View file

@ -1,10 +1,13 @@
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/method-call-lifetime-args-unresolved.rs:2:15
|
LL | fn main() {
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | 0.clone::<'a>();
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn main<'a>() {
| ++++
warning: cannot specify lifetime arguments explicitly if late bound lifetime parameters are present
--> $DIR/method-call-lifetime-args-unresolved.rs:2:15

9
tests/ui/nll/user-annotations/region-error-ice-109072.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'missing`
--> $DIR/region-error-ice-109072.rs:8:9
|
LL | impl Lt<'missing> for () {
| - ^^^^^^^^ undeclared lifetime
| |
| help: consider introducing lifetime `'missing` here: `<'missing>`
| ^^^^^^^^ undeclared lifetime
|
help: consider introducing lifetime `'missing` here
|
LL | impl<'missing> Lt<'missing> for () {
| ++++++++++
error[E0261]: use of undeclared lifetime name `'missing`
--> $DIR/region-error-ice-109072.rs:9:15

14
tests/ui/regions/regions-in-enums.stderr
View file

@ -1,18 +1,24 @@
error[E0261]: use of undeclared lifetime name `'foo`
--> $DIR/regions-in-enums.rs:13:9
|
LL | enum No0 {
| - help: consider introducing lifetime `'foo` here: `<'foo>`
LL | X5(&'foo usize)
| ^^^^ undeclared lifetime
|
help: consider introducing lifetime `'foo` here
|
LL | enum No0<'foo> {
| ++++++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/regions-in-enums.rs:17:9
|
LL | enum No1 {
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | X6(&'a usize)
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | enum No1<'a> {
| ++++
error: aborting due to 2 previous errors

15
tests/ui/regions/regions-in-structs.stderr
View file

@ -1,19 +1,24 @@
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/regions-in-structs.rs:10:9
|
LL | struct StructDecl {
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | a: &'a isize,
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | struct StructDecl<'a> {
| ++++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/regions-in-structs.rs:11:9
|
LL | struct StructDecl {
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | a: &'a isize,
LL | b: &'a isize,
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | struct StructDecl<'a> {
| ++++
error: aborting due to 2 previous errors

49
tests/ui/regions/regions-name-undeclared.stderr
View file

@ -50,9 +50,12 @@ LL | fn bar<'a>(x: &'a isize) {
| -- lifetime parameter from outer item
...
LL | type X = Option<&'a isize>;
| - ^^ use of generic parameter from outer item
| |
| help: consider introducing lifetime `'a` here: `<'a>`
| ^^ use of generic parameter from outer item
|
help: consider introducing lifetime `'a` here
|
LL | type X<'a> = Option<&'a isize>;
| ++++
error[E0401]: can't use generic parameters from outer item
--> $DIR/regions-name-undeclared.rs:28:13
@ -60,10 +63,13 @@ error[E0401]: can't use generic parameters from outer item
LL | fn bar<'a>(x: &'a isize) {
| -- lifetime parameter from outer item
...
LL | enum E {
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | E1(&'a isize)
| ^^ use of generic parameter from outer item
|
help: consider introducing lifetime `'a` here
|
LL | enum E<'a> {
| ++++
error[E0401]: can't use generic parameters from outer item
--> $DIR/regions-name-undeclared.rs:31:13
@ -71,10 +77,13 @@ error[E0401]: can't use generic parameters from outer item
LL | fn bar<'a>(x: &'a isize) {
| -- lifetime parameter from outer item
...
LL | struct S {
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | f: &'a isize
| ^^ use of generic parameter from outer item
|
help: consider introducing lifetime `'a` here
|
LL | struct S<'a> {
| ++++
error[E0401]: can't use generic parameters from outer item
--> $DIR/regions-name-undeclared.rs:33:14
@ -83,17 +92,23 @@ LL | fn bar<'a>(x: &'a isize) {
| -- lifetime parameter from outer item
...
LL | fn f(a: &'a isize) { }
| - ^^ use of generic parameter from outer item
| |
| help: consider introducing lifetime `'a` here: `<'a>`
| ^^ use of generic parameter from outer item
|
help: consider introducing lifetime `'a` here
|
LL | fn f<'a>(a: &'a isize) { }
| ++++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/regions-name-undeclared.rs:41:17
|
LL | fn fn_types(a: &'a isize,
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `<'a>`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn fn_types<'a>(a: &'a isize,
| ++++
error[E0261]: use of undeclared lifetime name `'b`
--> $DIR/regions-name-undeclared.rs:43:36
@ -129,11 +144,13 @@ LL | fn fn_types<'b>(a: &'a isize,
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/regions-name-undeclared.rs:47:17
|
LL | fn fn_types(a: &'a isize,
| - help: consider introducing lifetime `'a` here: `<'a>`
...
LL | c: &'a isize)
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn fn_types<'a>(a: &'a isize,
| ++++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/regions-name-undeclared.rs:53:31

31
tests/ui/regions/regions-undeclared.stderr
View file

@ -7,35 +7,46 @@ LL | static c_x: &'blk isize = &22;
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/regions-undeclared.rs:4:10
|
LL | enum EnumDecl {
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | Foo(&'a isize),
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | enum EnumDecl<'a> {
| ++++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/regions-undeclared.rs:5:10
|
LL | enum EnumDecl {
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | Foo(&'a isize),
LL | Bar(&'a isize),
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | enum EnumDecl<'a> {
| ++++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/regions-undeclared.rs:8:15
|
LL | fn fnDecl(x: &'a isize,
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `<'a>`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn fnDecl<'a>(x: &'a isize,
| ++++
error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/regions-undeclared.rs:9:15
|
LL | fn fnDecl(x: &'a isize,
| - help: consider introducing lifetime `'a` here: `<'a>`
LL | y: &'a isize)
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn fnDecl<'a>(x: &'a isize,
| ++++
error: aborting due to 5 previous errors

9
tests/ui/statics/missing_lifetime.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'reborrow`
--> $DIR/missing_lifetime.rs:4:15
|
LL | struct Slice(&'reborrow [&'static [u8]]);
| - ^^^^^^^^^ undeclared lifetime
| |
| help: consider introducing lifetime `'reborrow` here: `<'reborrow>`
| ^^^^^^^^^ undeclared lifetime
|
help: consider introducing lifetime `'reborrow` here
|
LL | struct Slice<'reborrow>(&'reborrow [&'static [u8]]);
| +++++++++++
error: aborting due to 1 previous error

9
tests/ui/suggestions/lifetimes/missing-lifetimes-in-signature.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'a`
--> $DIR/missing-lifetimes-in-signature.rs:37:11
|
LL | fn baz<G: 'a, T>(g: G, dest: &mut T) -> impl FnOnce() + '_
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'a` here: `'a,`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'a` here
|
LL | fn baz<'a, G: 'a, T>(g: G, dest: &mut T) -> impl FnOnce() + '_
| +++
error[E0700]: hidden type for `impl FnOnce()` captures lifetime that does not appear in bounds
--> $DIR/missing-lifetimes-in-signature.rs:19:5

9
tests/ui/traits/next-solver/dont-canonicalize-re-error.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'missing`
--> $DIR/dont-canonicalize-re-error.rs:25:26
|
LL | impl<A: Sized> Constrain<'missing> for W<A> {}
| - ^^^^^^^^ undeclared lifetime
| |
| help: consider introducing lifetime `'missing` here: `'missing,`
| ^^^^^^^^ undeclared lifetime
|
help: consider introducing lifetime `'missing` here
|
LL | impl<'missing, A: Sized> Constrain<'missing> for W<A> {}
| +++++++++
error[E0119]: conflicting implementations of trait `Tr<'_>` for type `W<_>`
--> $DIR/dont-canonicalize-re-error.rs:21:1

9
tests/ui/traits/span-bug-issue-121414.stderr
View file

@ -2,9 +2,12 @@ error[E0261]: use of undeclared lifetime name `'f`
--> $DIR/span-bug-issue-121414.rs:5:22
|
LL | impl<'a> Bar for Foo<'f> {
| - ^^ undeclared lifetime
| |
| help: consider introducing lifetime `'f` here: `'f,`
| ^^ undeclared lifetime
|
help: consider introducing lifetime `'f` here
|
LL | impl<'f, 'a> Bar for Foo<'f> {
| +++
error: aborting due to 1 previous error