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Auto merge of #106773 - Nilstrieb:rollup-sq73pyg, r=Nilstrieb

Browse Source 
Rollup of 6 pull requests

Successful merges:

 - #105806 (Support eager subdiagnostics again)
 - #106322 (Handle inference variables in `CollectAllMismatches` correctly)
 - #106579 (Suggest making private tuple struct field public)
 - #106714 (remove unreachable error code `E0490`)
 - #106751 (Fix rendering 'const' in header for intrinsics)
 - #106761 (Add `WaffleLapkin` to compiler reviewers)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup
This commit is contained in:
bors 2023-01-12 17:11:03 +00:00
commit 1bc3683b32
32 changed files with 394 additions and 110 deletions
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2
compiler/rustc_error_codes/src/error_codes.rs
View File

@ -618,7 +618,7 @@ E0791: include_str!("./error_codes/E0791.md"),
// E0487, // unsafe use of destructor: destructor might be called while...
// E0488, // lifetime of variable does not enclose its declaration
// E0489, // type/lifetime parameter not in scope here
E0490, // a value of type `..` is borrowed for too long
// E0490, // removed: unreachable
E0523, // two dependencies have same (crate-name, disambiguator) but different SVH
// E0526, // shuffle indices are not constant
// E0540, // multiple rustc_deprecated attributes

1
compiler/rustc_error_messages/locales/en-US/infer.ftl
View File

@ -101,7 +101,6 @@ infer_subtype_2 = ...so that {$requirement ->
infer_reborrow = ...so that reference does not outlive borrowed content
infer_reborrow_upvar = ...so that closure can access `{$name}`
infer_relate_object_bound = ...so that it can be closed over into an object
infer_data_borrowed = ...so that the type `{$name}` is not borrowed for too long
infer_reference_outlives_referent = ...so that the reference type `{$name}` does not outlive the data it points at
infer_relate_param_bound = ...so that the type `{$name}` will meet its required lifetime bounds{$continues ->
[true] ...

35
compiler/rustc_infer/src/infer/error_reporting/note.rs
View File

@ -29,15 +29,6 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
RegionOriginNote::Plain { span, msg: fluent::infer_relate_object_bound }
.add_to_diagnostic(err);
}
infer::DataBorrowed(ty, span) => {
RegionOriginNote::WithName {
span,
msg: fluent::infer_data_borrowed,
name: &self.ty_to_string(ty),
continues: false,
}
.add_to_diagnostic(err);
}
infer::ReferenceOutlivesReferent(ty, span) => {
RegionOriginNote::WithName {
span,
@ -227,32 +218,6 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
);
err
}
infer::DataBorrowed(ty, span) => {
let mut err = struct_span_err!(
self.tcx.sess,
span,
E0490,
"a value of type `{}` is borrowed for too long",
self.ty_to_string(ty)
);
note_and_explain_region(
self.tcx,
&mut err,
"the type is valid for ",
sub,
"",
None,
);
note_and_explain_region(
self.tcx,
&mut err,
"but the borrow lasts for ",
sup,
"",
None,
);
err
}
infer::ReferenceOutlivesReferent(ty, span) => {
let mut err = struct_span_err!(
self.tcx.sess,

23
compiler/rustc_infer/src/infer/lexical_region_resolve/mod.rs
View File

@ -702,26 +702,8 @@ impl<'cx, 'tcx> LexicalResolver<'cx, 'tcx> {
// Obtain the spans for all the places that can
// influence the constraints on this value for
// richer diagnostics in `static_impl_trait`.
let influences: Vec<Span> = self
.data
.constraints
.iter()
.filter_map(|(constraint, origin)| match (constraint, origin) {
(
Constraint::VarSubVar(_, sup),
SubregionOrigin::DataBorrowed(_, sp),
) if sup == &node_vid => Some(*sp),
_ => None,
})
.collect();
self.collect_error_for_expanding_node(
graph,
&mut dup_vec,
node_vid,
errors,
influences,
);
self.collect_error_for_expanding_node(graph, &mut dup_vec, node_vid, errors);
}
}
}
@ -775,7 +757,6 @@ impl<'cx, 'tcx> LexicalResolver<'cx, 'tcx> {
dup_vec: &mut IndexVec<RegionVid, Option<RegionVid>>,
node_idx: RegionVid,
errors: &mut Vec<RegionResolutionError<'tcx>>,
influences: Vec<Span>,
) {
// Errors in expanding nodes result from a lower-bound that is
// not contained by an upper-bound.
@ -830,7 +811,7 @@ impl<'cx, 'tcx> LexicalResolver<'cx, 'tcx> {
lower_bound.region,
upper_bound.origin.clone(),
upper_bound.region,
influences,
vec![],
));
return;
}

4
compiler/rustc_infer/src/infer/mod.rs
View File

@ -410,9 +410,6 @@ pub enum SubregionOrigin<'tcx> {
/// Creating a pointer `b` to contents of another reference
Reborrow(Span),
/// Data with type `Ty<'tcx>` was borrowed
DataBorrowed(Ty<'tcx>, Span),
/// (&'a &'b T) where a >= b
ReferenceOutlivesReferent(Ty<'tcx>, Span),
@ -1978,7 +1975,6 @@ impl<'tcx> SubregionOrigin<'tcx> {
RelateParamBound(a, ..) => a,
RelateRegionParamBound(a) => a,
Reborrow(a) => a,
DataBorrowed(_, a) => a,
ReferenceOutlivesReferent(_, a) => a,
CompareImplItemObligation { span, .. } => span,
AscribeUserTypeProvePredicate(span) => span,

24
compiler/rustc_macros/src/diagnostics/diagnostic_builder.rs
View File

@ -382,10 +382,26 @@ impl<'a> DiagnosticDeriveVariantBuilder<'a> {
return Ok(quote! { #diag.subdiagnostic(#binding); });
}
}
(Meta::List(_), "subdiagnostic") => {
throw_invalid_attr!(attr, &meta, |diag| {
diag.help("`subdiagnostic` does not support nested attributes")
})
(Meta::List(MetaList { ref nested, .. }), "subdiagnostic") => {
if nested.len() == 1
&& let Some(NestedMeta::Meta(Meta::Path(path))) = nested.first()
&& path.is_ident("eager") {
let handler = match &self.parent.kind {
DiagnosticDeriveKind::Diagnostic { handler } => handler,
DiagnosticDeriveKind::LintDiagnostic => {
throw_invalid_attr!(attr, &meta, |diag| {
diag.help("eager subdiagnostics are not supported on lints")
})
}
};
return Ok(quote! { #diag.eager_subdiagnostic(#handler, #binding); });
} else {
throw_invalid_attr!(attr, &meta, |diag| {
diag.help(
"`eager` is the only supported nested attribute for `subdiagnostic`",
)
})
}
}
_ => (),
}

1
compiler/rustc_macros/src/lib.rs
View File

@ -1,5 +1,6 @@
#![feature(allow_internal_unstable)]
#![feature(if_let_guard)]
#![feature(let_chains)]
#![feature(never_type)]
#![feature(proc_macro_diagnostic)]
#![feature(proc_macro_span)]

14
compiler/rustc_resolve/src/build_reduced_graph.rs
View File

@ -334,6 +334,15 @@ impl<'a, 'b> BuildReducedGraphVisitor<'a, 'b> {
self.r.field_names.insert(def_id, field_names);
}
fn insert_field_visibilities_local(&mut self, def_id: DefId, vdata: &ast::VariantData) {
let field_vis = vdata
.fields()
.iter()
.map(|field| field.vis.span.until(field.ident.map_or(field.ty.span, |i| i.span)))
.collect();
self.r.field_visibility_spans.insert(def_id, field_vis);
}
fn insert_field_names_extern(&mut self, def_id: DefId) {
let field_names =
self.r.cstore().struct_field_names_untracked(def_id, self.r.session).collect();
@ -737,6 +746,7 @@ impl<'a, 'b> BuildReducedGraphVisitor<'a, 'b> {
// Record field names for error reporting.
self.insert_field_names_local(def_id, vdata);
self.insert_field_visibilities_local(def_id, vdata);
// If this is a tuple or unit struct, define a name
// in the value namespace as well.
@ -770,6 +780,8 @@ impl<'a, 'b> BuildReducedGraphVisitor<'a, 'b> {
Res::Def(DefKind::Ctor(CtorOf::Struct, ctor_kind), ctor_def_id.to_def_id());
self.r.define(parent, ident, ValueNS, (ctor_res, ctor_vis, sp, expansion));
self.r.visibilities.insert(ctor_def_id, ctor_vis);
// We need the field visibility spans also for the constructor for E0603.
self.insert_field_visibilities_local(ctor_def_id.to_def_id(), vdata);
self.r
.struct_constructors
@ -783,6 +795,7 @@ impl<'a, 'b> BuildReducedGraphVisitor<'a, 'b> {
// Record field names for error reporting.
self.insert_field_names_local(def_id, vdata);
self.insert_field_visibilities_local(def_id, vdata);
}
ItemKind::Trait(..) => {
@ -1510,6 +1523,7 @@ impl<'a, 'b> Visitor<'b> for BuildReducedGraphVisitor<'a, 'b> {
// Record field names for error reporting.
self.insert_field_names_local(def_id.to_def_id(), &variant.data);
self.insert_field_visibilities_local(def_id.to_def_id(), &variant.data);
visit::walk_variant(self, variant);
}

14
compiler/rustc_resolve/src/diagnostics.rs
View File

@ -6,7 +6,9 @@ use rustc_ast::{self as ast, Crate, ItemKind, ModKind, NodeId, Path, CRATE_NODE_
use rustc_ast_pretty::pprust;
use rustc_data_structures::fx::FxHashSet;
use rustc_errors::struct_span_err;
use rustc_errors::{Applicability, Diagnostic, DiagnosticBuilder, ErrorGuaranteed, MultiSpan};
use rustc_errors::{
pluralize, Applicability, Diagnostic, DiagnosticBuilder, ErrorGuaranteed, MultiSpan,
};
use rustc_feature::BUILTIN_ATTRIBUTES;
use rustc_hir::def::Namespace::{self, *};
use rustc_hir::def::{self, CtorKind, CtorOf, DefKind, NonMacroAttrKind, PerNS};
@ -1604,6 +1606,16 @@ impl<'a> Resolver<'a> {
err.span_label(ident.span, &format!("private {}", descr));
if let Some(span) = ctor_fields_span {
err.span_label(span, "a constructor is private if any of the fields is private");
if let Res::Def(_, d) = res && let Some(fields) = self.field_visibility_spans.get(&d) {
err.multipart_suggestion_verbose(
&format!(
"consider making the field{} publicly accessible",
pluralize!(fields.len())
),
fields.iter().map(|span| (*span, "pub ".to_string())).collect(),
Applicability::MaybeIncorrect,
);
}
}
// Print the whole import chain to make it easier to see what happens.

11
compiler/rustc_resolve/src/late/diagnostics.rs
View File

@ -1451,6 +1451,17 @@ impl<'a: 'ast, 'ast> LateResolutionVisitor<'a, '_, 'ast> {
.collect();
if non_visible_spans.len() > 0 {
if let Some(fields) = self.r.field_visibility_spans.get(&def_id) {
err.multipart_suggestion_verbose(
&format!(
"consider making the field{} publicly accessible",
pluralize!(fields.len())
),
fields.iter().map(|span| (*span, "pub ".to_string())).collect(),
Applicability::MaybeIncorrect,
);
}
let mut m: MultiSpan = non_visible_spans.clone().into();
non_visible_spans
.into_iter()

5
compiler/rustc_resolve/src/lib.rs
View File

@ -881,6 +881,10 @@ pub struct Resolver<'a> {
/// Used for hints during error reporting.
field_names: FxHashMap<DefId, Vec<Spanned<Symbol>>>,
/// Span of the privacy modifier in fields of an item `DefId` accessible with dot syntax.
/// Used for hints during error reporting.
field_visibility_spans: FxHashMap<DefId, Vec<Span>>,
/// All imports known to succeed or fail.
determined_imports: Vec<&'a Import<'a>>,
@ -1268,6 +1272,7 @@ impl<'a> Resolver<'a> {
has_self: FxHashSet::default(),
field_names: FxHashMap::default(),
field_visibility_spans: FxHashMap::default(),
determined_imports: Vec::new(),
indeterminate_imports: Vec::new(),

13
compiler/rustc_trait_selection/src/traits/error_reporting/method_chain.rs
View File

@ -55,7 +55,7 @@ impl<'a, 'tcx> TypeRelation<'tcx> for CollectAllMismatches<'a, 'tcx> {
fn tys(&mut self, a: Ty<'tcx>, b: Ty<'tcx>) -> RelateResult<'tcx, Ty<'tcx>> {
self.infcx.probe(|_| {
if a.is_ty_infer() || b.is_ty_infer() {
if a.is_ty_var() || b.is_ty_var() {
Ok(a)
} else {
self.infcx.super_combine_tys(self, a, b).or_else(|e| {
@ -71,10 +71,13 @@ impl<'a, 'tcx> TypeRelation<'tcx> for CollectAllMismatches<'a, 'tcx> {
a: ty::Const<'tcx>,
b: ty::Const<'tcx>,
) -> RelateResult<'tcx, ty::Const<'tcx>> {
if a == b {
return Ok(a);
}
relate::super_relate_consts(self, a, b) // could do something similar here for constants!
self.infcx.probe(|_| {
if a.is_ct_infer() || b.is_ct_infer() {
Ok(a)
} else {
relate::super_relate_consts(self, a, b) // could do something similar here for constants!
}
})
}
fn binders<T: Relate<'tcx>>(

12
src/librustdoc/clean/types.rs
View File

@ -676,7 +676,8 @@ impl Item {
}
let header = match *self.kind {
ItemKind::ForeignFunctionItem(_) => {
let abi = tcx.fn_sig(self.item_id.as_def_id().unwrap()).abi();
let def_id = self.item_id.as_def_id().unwrap();
let abi = tcx.fn_sig(def_id).abi();
hir::FnHeader {
unsafety: if abi == Abi::RustIntrinsic {
intrinsic_operation_unsafety(tcx, self.item_id.as_def_id().unwrap())
@ -684,7 +685,14 @@ impl Item {
hir::Unsafety::Unsafe
},
abi,
constness: hir::Constness::NotConst,
constness: if abi == Abi::RustIntrinsic
&& tcx.is_const_fn(def_id)
&& is_unstable_const_fn(tcx, def_id).is_none()
{
hir::Constness::Const
} else {
hir::Constness::NotConst
},
asyncness: hir::IsAsync::NotAsync,
}
}

6
src/tools/tidy/src/error_codes.rs
View File

@ -31,10 +31,8 @@ const IGNORE_DOCTEST_CHECK: &[&str] =
&["E0208", "E0464", "E0570", "E0601", "E0602", "E0640", "E0717"];
// Error codes that don't yet have a UI test. This list will eventually be removed.
const IGNORE_UI_TEST_CHECK: &[&str] = &[
"E0461", "E0465", "E0476", "E0490", "E0514", "E0523", "E0554", "E0640", "E0717", "E0729",
"E0789",
];
const IGNORE_UI_TEST_CHECK: &[&str] =
&["E0461", "E0465", "E0476", "E0514", "E0523", "E0554", "E0640", "E0717", "E0729", "E0789"];
macro_rules! verbose_print {
($verbose:expr, $($fmt:tt)*) => {

25
tests/rustdoc/const-intrinsic.rs Normal file
View File

@ -0,0 +1,25 @@
#![feature(intrinsics)]
#![feature(staged_api)]
#![crate_name = "foo"]
#![stable(since="1.0.0", feature="rust1")]
extern "rust-intrinsic" {
// @has 'foo/fn.transmute.html'
// @has - '//pre[@class="rust fn"]' 'pub const unsafe extern "rust-intrinsic" fn transmute<T, U>(_: T) -> U'
#[stable(since="1.0.0", feature="rust1")]
#[rustc_const_stable(feature = "const_transmute", since = "1.56.0")]
pub fn transmute<T, U>(_: T) -> U;
// @has 'foo/fn.unreachable.html'
// @has - '//pre[@class="rust fn"]' 'pub unsafe extern "rust-intrinsic" fn unreachable() -> !'
#[stable(since="1.0.0", feature="rust1")]
pub fn unreachable() -> !;
}
extern "C" {
// @has 'foo/fn.needs_drop.html'
// @has - '//pre[@class="rust fn"]' 'pub unsafe extern "C" fn needs_drop() -> !'
#[stable(since="1.0.0", feature="rust1")]
pub fn needs_drop() -> !;
}

2
tests/ui-fulldeps/session-diagnostic/diagnostic-derive.rs
View File

@ -723,7 +723,6 @@ struct SubdiagnosticEagerLint {
#[diag(compiletest_example)]
struct SubdiagnosticEagerCorrect {
#[subdiagnostic(eager)]
//~^ ERROR `#[subdiagnostic(...)]` is not a valid attribute
note: Note,
}
@ -744,7 +743,6 @@ pub(crate) struct SubdiagnosticWithSuggestion {
#[diag(compiletest_example)]
struct SubdiagnosticEagerSuggestion {
#[subdiagnostic(eager)]
//~^ ERROR `#[subdiagnostic(...)]` is not a valid attribute
sub: SubdiagnosticWithSuggestion,
}

32
tests/ui-fulldeps/session-diagnostic/diagnostic-derive.stderr
View File

@ -539,7 +539,7 @@ error: `#[subdiagnostic(...)]` is not a valid attribute
LL | #[subdiagnostic(bad)]
| ^^^^^^^^^^^^^^^^^^^^^
|
= help: `subdiagnostic` does not support nested attributes
= help: `eager` is the only supported nested attribute for `subdiagnostic`
error: `#[subdiagnostic = ...]` is not a valid attribute
--> $DIR/diagnostic-derive.rs:693:5
@ -553,7 +553,7 @@ error: `#[subdiagnostic(...)]` is not a valid attribute
LL | #[subdiagnostic(bad, bad)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: `subdiagnostic` does not support nested attributes
= help: `eager` is the only supported nested attribute for `subdiagnostic`
error: `#[subdiagnostic(...)]` is not a valid attribute
--> $DIR/diagnostic-derive.rs:709:5
@ -561,7 +561,7 @@ error: `#[subdiagnostic(...)]` is not a valid attribute
LL | #[subdiagnostic("bad")]
| ^^^^^^^^^^^^^^^^^^^^^^^
|
= help: `subdiagnostic` does not support nested attributes
= help: `eager` is the only supported nested attribute for `subdiagnostic`
error: `#[subdiagnostic(...)]` is not a valid attribute
--> $DIR/diagnostic-derive.rs:717:5
@ -569,38 +569,22 @@ error: `#[subdiagnostic(...)]` is not a valid attribute
LL | #[subdiagnostic(eager)]
| ^^^^^^^^^^^^^^^^^^^^^^^
|
= help: `subdiagnostic` does not support nested attributes
error: `#[subdiagnostic(...)]` is not a valid attribute
--> $DIR/diagnostic-derive.rs:725:5
|
LL | #[subdiagnostic(eager)]
| ^^^^^^^^^^^^^^^^^^^^^^^
|
= help: `subdiagnostic` does not support nested attributes
error: `#[subdiagnostic(...)]` is not a valid attribute
--> $DIR/diagnostic-derive.rs:746:5
|
LL | #[subdiagnostic(eager)]
| ^^^^^^^^^^^^^^^^^^^^^^^
|
= help: `subdiagnostic` does not support nested attributes
= help: eager subdiagnostics are not supported on lints
error: expected at least one string literal for `code(...)`
--> $DIR/diagnostic-derive.rs:777:18
--> $DIR/diagnostic-derive.rs:775:18
|
LL | #[suggestion(code())]
| ^^^^^^
error: `code(...)` must contain only string literals
--> $DIR/diagnostic-derive.rs:785:23
--> $DIR/diagnostic-derive.rs:783:23
|
LL | #[suggestion(code(foo))]
| ^^^
error: `code = "..."`/`code(...)` must contain only string literals
--> $DIR/diagnostic-derive.rs:793:18
--> $DIR/diagnostic-derive.rs:791:18
|
LL | #[suggestion(code = 3)]
| ^^^^^^^^
@ -676,7 +660,7 @@ note: required by a bound in `DiagnosticBuilder::<'a, G>::set_arg`
--> $COMPILER_DIR/rustc_errors/src/diagnostic_builder.rs:LL:CC
= note: this error originates in the derive macro `Diagnostic` which comes from the expansion of the macro `forward` (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to 85 previous errors
error: aborting due to 83 previous errors
Some errors have detailed explanations: E0277, E0425.
For more information about an error, try `rustc --explain E0277`.

20
tests/ui/consts/ct-var-in-collect_all_mismatches.rs Normal file
View File

@ -0,0 +1,20 @@
struct Foo<T, const N: usize> {
array: [T; N],
}
trait Bar<const N: usize> {}
impl<T, const N: usize> Foo<T, N> {
fn trigger(self) {
self.unsatisfied()
//~^ ERROR the trait bound `T: Bar<N>` is not satisfied
}
fn unsatisfied(self)
where
T: Bar<N>,
{
}
}
fn main() {}

22
tests/ui/consts/ct-var-in-collect_all_mismatches.stderr Normal file
View File

@ -0,0 +1,22 @@
error[E0277]: the trait bound `T: Bar<N>` is not satisfied
--> $DIR/ct-var-in-collect_all_mismatches.rs:9:14
|
LL | self.unsatisfied()
| ^^^^^^^^^^^ the trait `Bar<N>` is not implemented for `T`
|
note: required by a bound in `Foo::<T, N>::unsatisfied`
--> $DIR/ct-var-in-collect_all_mismatches.rs:15:12
|
LL | fn unsatisfied(self)
| ----------- required by a bound in this
LL | where
LL | T: Bar<N>,
| ^^^^^^ required by this bound in `Foo::<T, N>::unsatisfied`
help: consider restricting type parameter `T`
|
LL | impl<T: Bar<N>, const N: usize> Foo<T, N> {
| ++++++++
error: aborting due to previous error
For more information about this error, try `rustc --explain E0277`.

4
tests/ui/iterators/invalid-iterator-chain-with-int-infer.rs Normal file
View File

@ -0,0 +1,4 @@
fn main() {
let x = Some(()).iter().map(|()| 1).sum::<f32>();
//~^ ERROR a value of type `f32` cannot be made by summing an iterator over elements of type `{integer}`
}

24
tests/ui/iterators/invalid-iterator-chain-with-int-infer.stderr Normal file
View File

@ -0,0 +1,24 @@
error[E0277]: a value of type `f32` cannot be made by summing an iterator over elements of type `{integer}`
--> $DIR/invalid-iterator-chain-with-int-infer.rs:2:41
|
LL | let x = Some(()).iter().map(|()| 1).sum::<f32>();
| ^^^ value of type `f32` cannot be made by summing a `std::iter::Iterator<Item={integer}>`
|
= help: the trait `Sum<{integer}>` is not implemented for `f32`
= help: the following other types implement trait `Sum<A>`:
<f32 as Sum<&'a f32>>
<f32 as Sum>
note: the method call chain might not have had the expected associated types
--> $DIR/invalid-iterator-chain-with-int-infer.rs:2:29
|
LL | let x = Some(()).iter().map(|()| 1).sum::<f32>();
| -------- ------ ^^^^^^^^^^^ `Iterator::Item` changed to `{integer}` here
| | |
| | `Iterator::Item` is `&()` here
| this expression has type `Option<()>`
note: required by a bound in `std::iter::Iterator::sum`
--> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
error: aborting due to previous error
For more information about this error, try `rustc --explain E0277`.

4
tests/ui/privacy/issue-75906.stderr
View File

@ -9,6 +9,10 @@ note: constructor is not visible here due to private fields
|
LL | pub struct Bar(u8);
| ^^ private field
help: consider making the field publicly accessible
|
LL | pub struct Bar(pub u8);
| +++
error: aborting due to previous error

2
tests/ui/privacy/issue-75907.rs
View File

@ -2,7 +2,7 @@
mod foo {
pub(crate) struct Foo(u8);
pub(crate) struct Bar(pub u8, u8, Foo);
pub(crate) struct Bar(pub u8, pub(in crate::foo) u8, Foo);
pub(crate) fn make_bar() -> Bar {
Bar(1, 12, Foo(10))

8
tests/ui/privacy/issue-75907.stderr
View File

@ -11,6 +11,10 @@ LL | let Bar(x, y, Foo(z)) = make_bar();
| ^ ^^^^^^ private field
| |
| private field
help: consider making the fields publicly accessible
|
LL | pub(crate) struct Bar(pub u8, pub u8, pub Foo);
| ~~~ ~~~ +++
error[E0532]: cannot match against a tuple struct which contains private fields
--> $DIR/issue-75907.rs:15:19
@ -23,6 +27,10 @@ note: constructor is not visible here due to private fields
|
LL | let Bar(x, y, Foo(z)) = make_bar();
| ^ private field
help: consider making the field publicly accessible
|
LL | pub(crate) struct Foo(pub u8);
| +++
error: aborting due to 2 previous errors

96
tests/ui/privacy/privacy5.stderr
View File

@ -12,6 +12,10 @@ note: the tuple struct constructor `A` is defined here
|
LL | pub struct A(());
| ^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct A(pub ());
| +++
error[E0603]: tuple struct constructor `B` is private
--> $DIR/privacy5.rs:52:16
@ -27,6 +31,10 @@ note: the tuple struct constructor `B` is defined here
|
LL | pub struct B(isize);
| ^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct B(pub isize);
| +++
error[E0603]: tuple struct constructor `C` is private
--> $DIR/privacy5.rs:53:16
@ -42,6 +50,10 @@ note: the tuple struct constructor `C` is defined here
|
LL | pub struct C(pub isize, isize);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the fields publicly accessible
|
LL | pub struct C(pub isize, pub isize);
| ~~~ +++
error[E0603]: tuple struct constructor `A` is private
--> $DIR/privacy5.rs:56:12
@ -57,6 +69,10 @@ note: the tuple struct constructor `A` is defined here
|
LL | pub struct A(());
| ^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct A(pub ());
| +++
error[E0603]: tuple struct constructor `A` is private
--> $DIR/privacy5.rs:57:12
@ -72,6 +88,10 @@ note: the tuple struct constructor `A` is defined here
|
LL | pub struct A(());
| ^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct A(pub ());
| +++
error[E0603]: tuple struct constructor `A` is private
--> $DIR/privacy5.rs:58:18
@ -87,6 +107,10 @@ note: the tuple struct constructor `A` is defined here
|
LL | pub struct A(());
| ^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct A(pub ());
| +++
error[E0603]: tuple struct constructor `A` is private
--> $DIR/privacy5.rs:59:18
@ -102,6 +126,10 @@ note: the tuple struct constructor `A` is defined here
|
LL | pub struct A(());
| ^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct A(pub ());
| +++
error[E0603]: tuple struct constructor `B` is private
--> $DIR/privacy5.rs:61:12
@ -117,6 +145,10 @@ note: the tuple struct constructor `B` is defined here
|
LL | pub struct B(isize);
| ^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct B(pub isize);
| +++
error[E0603]: tuple struct constructor `B` is private
--> $DIR/privacy5.rs:62:12
@ -132,6 +164,10 @@ note: the tuple struct constructor `B` is defined here
|
LL | pub struct B(isize);
| ^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct B(pub isize);
| +++
error[E0603]: tuple struct constructor `B` is private
--> $DIR/privacy5.rs:63:18
@ -147,6 +183,10 @@ note: the tuple struct constructor `B` is defined here
|
LL | pub struct B(isize);
| ^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct B(pub isize);
| +++
error[E0603]: tuple struct constructor `B` is private
--> $DIR/privacy5.rs:64:18
@ -162,6 +202,10 @@ note: the tuple struct constructor `B` is defined here
|
LL | pub struct B(isize);
| ^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct B(pub isize);
| +++
error[E0603]: tuple struct constructor `B` is private
--> $DIR/privacy5.rs:65:18
@ -177,6 +221,10 @@ note: the tuple struct constructor `B` is defined here
|
LL | pub struct B(isize);
| ^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct B(pub isize);
| +++
error[E0603]: tuple struct constructor `B` is private
--> $DIR/privacy5.rs:65:32
@ -192,6 +240,10 @@ note: the tuple struct constructor `B` is defined here
|
LL | pub struct B(isize);
| ^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct B(pub isize);
| +++
error[E0603]: tuple struct constructor `C` is private
--> $DIR/privacy5.rs:68:12
@ -207,6 +259,10 @@ note: the tuple struct constructor `C` is defined here
|
LL | pub struct C(pub isize, isize);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the fields publicly accessible
|
LL | pub struct C(pub isize, pub isize);
| ~~~ +++
error[E0603]: tuple struct constructor `C` is private
--> $DIR/privacy5.rs:69:12
@ -222,6 +278,10 @@ note: the tuple struct constructor `C` is defined here
|
LL | pub struct C(pub isize, isize);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the fields publicly accessible
|
LL | pub struct C(pub isize, pub isize);
| ~~~ +++
error[E0603]: tuple struct constructor `C` is private
--> $DIR/privacy5.rs:70:12
@ -237,6 +297,10 @@ note: the tuple struct constructor `C` is defined here
|
LL | pub struct C(pub isize, isize);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the fields publicly accessible
|
LL | pub struct C(pub isize, pub isize);
| ~~~ +++
error[E0603]: tuple struct constructor `C` is private
--> $DIR/privacy5.rs:71:12
@ -252,6 +316,10 @@ note: the tuple struct constructor `C` is defined here
|
LL | pub struct C(pub isize, isize);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the fields publicly accessible
|
LL | pub struct C(pub isize, pub isize);
| ~~~ +++
error[E0603]: tuple struct constructor `C` is private
--> $DIR/privacy5.rs:72:18
@ -267,6 +335,10 @@ note: the tuple struct constructor `C` is defined here
|
LL | pub struct C(pub isize, isize);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the fields publicly accessible
|
LL | pub struct C(pub isize, pub isize);
| ~~~ +++
error[E0603]: tuple struct constructor `C` is private
--> $DIR/privacy5.rs:73:18
@ -282,6 +354,10 @@ note: the tuple struct constructor `C` is defined here
|
LL | pub struct C(pub isize, isize);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the fields publicly accessible
|
LL | pub struct C(pub isize, pub isize);
| ~~~ +++
error[E0603]: tuple struct constructor `C` is private
--> $DIR/privacy5.rs:74:18
@ -297,6 +373,10 @@ note: the tuple struct constructor `C` is defined here
|
LL | pub struct C(pub isize, isize);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the fields publicly accessible
|
LL | pub struct C(pub isize, pub isize);
| ~~~ +++
error[E0603]: tuple struct constructor `C` is private
--> $DIR/privacy5.rs:75:18
@ -312,6 +392,10 @@ note: the tuple struct constructor `C` is defined here
|
LL | pub struct C(pub isize, isize);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the fields publicly accessible
|
LL | pub struct C(pub isize, pub isize);
| ~~~ +++
error[E0603]: tuple struct constructor `A` is private
--> $DIR/privacy5.rs:83:17
@ -327,6 +411,10 @@ note: the tuple struct constructor `A` is defined here
|
LL | pub struct A(());
| ^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct A(pub ());
| +++
error[E0603]: tuple struct constructor `B` is private
--> $DIR/privacy5.rs:84:17
@ -342,6 +430,10 @@ note: the tuple struct constructor `B` is defined here
|
LL | pub struct B(isize);
| ^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct B(pub isize);
| +++
error[E0603]: tuple struct constructor `C` is private
--> $DIR/privacy5.rs:85:17
@ -357,6 +449,10 @@ note: the tuple struct constructor `C` is defined here
|
LL | pub struct C(pub isize, isize);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the fields publicly accessible
|
LL | pub struct C(pub isize, pub isize);
| ~~~ +++
error[E0603]: tuple struct constructor `A` is private
--> $DIR/privacy5.rs:90:20

15
tests/ui/privacy/suggest-making-field-public.fixed Normal file
View File

@ -0,0 +1,15 @@
// run-rustfix
mod a {
pub struct A(pub String);
}
mod b {
use crate::a::A;
pub fn x() {
A("".into()); //~ ERROR cannot initialize a tuple struct which contains private fields
}
}
fn main() {
a::A("a".into()); //~ ERROR tuple struct constructor `A` is private
b::x();
}

15
tests/ui/privacy/suggest-making-field-public.rs Normal file
View File

@ -0,0 +1,15 @@
// run-rustfix
mod a {
pub struct A(pub(self)String);
}
mod b {
use crate::a::A;
pub fn x() {
A("".into()); //~ ERROR cannot initialize a tuple struct which contains private fields
}
}
fn main() {
a::A("a".into()); //~ ERROR tuple struct constructor `A` is private
b::x();
}

39
tests/ui/privacy/suggest-making-field-public.stderr Normal file
View File

@ -0,0 +1,39 @@
error[E0603]: tuple struct constructor `A` is private
--> $DIR/suggest-making-field-public.rs:13:8
|
LL | pub struct A(pub(self)String);
| --------------- a constructor is private if any of the fields is private
...
LL | a::A("a".into());
| ^ private tuple struct constructor
|
note: the tuple struct constructor `A` is defined here
--> $DIR/suggest-making-field-public.rs:3:5
|
LL | pub struct A(pub(self)String);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct A(pub String);
| ~~~
error[E0423]: cannot initialize a tuple struct which contains private fields
--> $DIR/suggest-making-field-public.rs:9:9
|
LL | A("".into());
| ^
|
note: constructor is not visible here due to private fields
--> $DIR/suggest-making-field-public.rs:3:18
|
LL | pub struct A(pub(self)String);
| ^^^^^^^^^^^^^^^ private field
help: consider making the field publicly accessible
|
LL | pub struct A(pub String);
| ~~~
error: aborting due to 2 previous errors
Some errors have detailed explanations: E0423, E0603.
For more information about an error, try `rustc --explain E0423`.

2
tests/ui/resolve/issue-42944.rs
View File

@ -1,5 +1,5 @@
mod foo {
pub struct Bx(());
pub struct Bx(pub(in crate::foo) ());
}
mod bar {

12
tests/ui/resolve/issue-42944.stderr
View File

@ -7,8 +7,8 @@ LL | Bx(());
note: tuple struct `foo::Bx` exists but is inaccessible
--> $DIR/issue-42944.rs:2:5
|
LL | pub struct Bx(());
| ^^^^^^^^^^^^^^^^^^ not accessible
LL | pub struct Bx(pub(in crate::foo) ());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not accessible
error[E0423]: cannot initialize a tuple struct which contains private fields
--> $DIR/issue-42944.rs:9:9
@ -19,8 +19,12 @@ LL | Bx(());
note: constructor is not visible here due to private fields
--> $DIR/issue-42944.rs:2:19
|
LL | pub struct Bx(());
| ^^ private field
LL | pub struct Bx(pub(in crate::foo) ());
| ^^^^^^^^^^^^^^^^^^^^^ private field
help: consider making the field publicly accessible
|
LL | pub struct Bx(pub ());
| ~~~
error: aborting due to 2 previous errors

16
tests/ui/resolve/privacy-struct-ctor.stderr
View File

@ -53,6 +53,10 @@ note: the tuple struct constructor `Z` is defined here
|
LL | pub(in m) struct Z(pub(in m::n) u8);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub(in m) struct Z(pub u8);
| ~~~
error[E0603]: tuple struct constructor `S` is private
--> $DIR/privacy-struct-ctor.rs:29:8
@ -68,6 +72,10 @@ note: the tuple struct constructor `S` is defined here
|
LL | pub struct S(u8);
| ^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct S(pub u8);
| +++
error[E0603]: tuple struct constructor `S` is private
--> $DIR/privacy-struct-ctor.rs:31:19
@ -83,6 +91,10 @@ note: the tuple struct constructor `S` is defined here
|
LL | pub struct S(u8);
| ^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub struct S(pub u8);
| +++
error[E0603]: tuple struct constructor `Z` is private
--> $DIR/privacy-struct-ctor.rs:35:11
@ -98,6 +110,10 @@ note: the tuple struct constructor `Z` is defined here
|
LL | pub(in m) struct Z(pub(in m::n) u8);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: consider making the field publicly accessible
|
LL | pub(in m) struct Z(pub u8);
| ~~~
error[E0603]: tuple struct constructor `S` is private
--> $DIR/privacy-struct-ctor.rs:41:16

1
triagebot.toml
View File

@ -478,6 +478,7 @@ compiler-team-contributors = [
"@jackh726",
"@TaKO8Ki",
"@Nilstrieb",
"@WaffleLapkin",
]
compiler = [
"compiler-team",