1use std::num::IntErrorKind;
2
3use rustc_ast::{self as ast, AttrStyle, Path};
4use rustc_errors::codes::*;
5use rustc_errors::{
6 Applicability, Diag, DiagArgValue, DiagCtxtHandle, Diagnostic, EmissionGuarantee, Level,
7};
8use rustc_feature::AttributeTemplate;
9use rustc_hir::{AttrPath, Target};
10use rustc_macros::{Diagnostic, LintDiagnostic, Subdiagnostic};
11use rustc_span::{Span, Symbol};
12
13use crate::fluent_generated as fluent;
14
15pub(crate) enum UnsupportedLiteralReason {
16 Generic,
17 CfgString,
18 CfgBoolean,
19}
20
21#[derive(Diagnostic)]
22#[diag(attr_parsing_expected_one_cfg_pattern, code = E0536)]
23pub(crate) struct ExpectedOneCfgPattern {
24 #[primary_span]
25 pub span: Span,
26}
27
28#[derive(Diagnostic)]
29#[diag(attr_parsing_invalid_predicate, code = E0537)]
30pub(crate) struct InvalidPredicate {
31 #[primary_span]
32 pub span: Span,
33
34 pub predicate: String,
35}
36
37pub(crate) struct UnknownMetaItem<'a> {
39 pub span: Span,
40 pub item: String,
41 pub expected: &'a [&'a str],
42}
43
44impl<'a, G: EmissionGuarantee> Diagnostic<'a, G> for UnknownMetaItem<'_> {
46 fn into_diag(self, dcx: DiagCtxtHandle<'a>, level: Level) -> Diag<'a, G> {
47 let expected = self.expected.iter().map(|name| format!("`{name}`")).collect::<Vec<_>>();
48 Diag::new(dcx, level, fluent::attr_parsing_unknown_meta_item)
49 .with_span(self.span)
50 .with_code(E0541)
51 .with_arg("item", self.item)
52 .with_arg("expected", expected.join(", "))
53 .with_span_label(self.span, fluent::attr_parsing_label)
54 }
55}
56
57#[derive(Diagnostic)]
58#[diag(attr_parsing_missing_since, code = E0542)]
59pub(crate) struct MissingSince {
60 #[primary_span]
61 pub span: Span,
62}
63
64#[derive(Diagnostic)]
65#[diag(attr_parsing_missing_note, code = E0543)]
66pub(crate) struct MissingNote {
67 #[primary_span]
68 pub span: Span,
69}
70
71#[derive(Diagnostic)]
72#[diag(attr_parsing_multiple_stability_levels, code = E0544)]
73pub(crate) struct MultipleStabilityLevels {
74 #[primary_span]
75 pub span: Span,
76}
77
78#[derive(Diagnostic)]
79#[diag(attr_parsing_invalid_issue_string, code = E0545)]
80pub(crate) struct InvalidIssueString {
81 #[primary_span]
82 pub span: Span,
83
84 #[subdiagnostic]
85 pub cause: Option<InvalidIssueStringCause>,
86}
87
88#[derive(Subdiagnostic)]
91pub(crate) enum InvalidIssueStringCause {
92 #[label(attr_parsing_must_not_be_zero)]
93 MustNotBeZero {
94 #[primary_span]
95 span: Span,
96 },
97
98 #[label(attr_parsing_empty)]
99 Empty {
100 #[primary_span]
101 span: Span,
102 },
103
104 #[label(attr_parsing_invalid_digit)]
105 InvalidDigit {
106 #[primary_span]
107 span: Span,
108 },
109
110 #[label(attr_parsing_pos_overflow)]
111 PosOverflow {
112 #[primary_span]
113 span: Span,
114 },
115
116 #[label(attr_parsing_neg_overflow)]
117 NegOverflow {
118 #[primary_span]
119 span: Span,
120 },
121}
122
123impl InvalidIssueStringCause {
124 pub(crate) fn from_int_error_kind(span: Span, kind: &IntErrorKind) -> Option<Self> {
125 match kind {
126 IntErrorKind::Empty => Some(Self::Empty { span }),
127 IntErrorKind::InvalidDigit => Some(Self::InvalidDigit { span }),
128 IntErrorKind::PosOverflow => Some(Self::PosOverflow { span }),
129 IntErrorKind::NegOverflow => Some(Self::NegOverflow { span }),
130 IntErrorKind::Zero => Some(Self::MustNotBeZero { span }),
131 _ => None,
132 }
133 }
134}
135
136#[derive(Diagnostic)]
137#[diag(attr_parsing_missing_feature, code = E0546)]
138pub(crate) struct MissingFeature {
139 #[primary_span]
140 pub span: Span,
141}
142
143#[derive(Diagnostic)]
144#[diag(attr_parsing_non_ident_feature, code = E0546)]
145pub(crate) struct NonIdentFeature {
146 #[primary_span]
147 pub span: Span,
148}
149
150#[derive(Diagnostic)]
151#[diag(attr_parsing_missing_issue, code = E0547)]
152pub(crate) struct MissingIssue {
153 #[primary_span]
154 pub span: Span,
155}
156
157#[derive(Diagnostic)]
160#[diag(attr_parsing_incorrect_repr_format_packed_one_or_zero_arg, code = E0552)]
161pub(crate) struct IncorrectReprFormatPackedOneOrZeroArg {
162 #[primary_span]
163 pub span: Span,
164}
165#[derive(Diagnostic)]
166#[diag(attr_parsing_incorrect_repr_format_packed_expect_integer, code = E0552)]
167pub(crate) struct IncorrectReprFormatPackedExpectInteger {
168 #[primary_span]
169 pub span: Span,
170}
171
172#[derive(Diagnostic)]
173#[diag(attr_parsing_invalid_repr_hint_no_paren, code = E0552)]
174pub(crate) struct InvalidReprHintNoParen {
175 #[primary_span]
176 pub span: Span,
177
178 pub name: Symbol,
179}
180
181#[derive(Diagnostic)]
182#[diag(attr_parsing_invalid_repr_hint_no_value, code = E0552)]
183pub(crate) struct InvalidReprHintNoValue {
184 #[primary_span]
185 pub span: Span,
186
187 pub name: Symbol,
188}
189
190pub(crate) struct UnsupportedLiteral {
193 pub span: Span,
194 pub reason: UnsupportedLiteralReason,
195 pub is_bytestr: bool,
196 pub start_point_span: Span,
197}
198
199impl<'a, G: EmissionGuarantee> Diagnostic<'a, G> for UnsupportedLiteral {
200 fn into_diag(self, dcx: DiagCtxtHandle<'a>, level: Level) -> Diag<'a, G> {
201 let mut diag = Diag::new(
202 dcx,
203 level,
204 match self.reason {
205 UnsupportedLiteralReason::Generic => {
206 fluent::attr_parsing_unsupported_literal_generic
207 }
208 UnsupportedLiteralReason::CfgString => {
209 fluent::attr_parsing_unsupported_literal_cfg_string
210 }
211 UnsupportedLiteralReason::CfgBoolean => {
212 fluent::attr_parsing_unsupported_literal_cfg_boolean
213 }
214 },
215 );
216 diag.span(self.span);
217 diag.code(E0565);
218 if self.is_bytestr {
219 diag.span_suggestion(
220 self.start_point_span,
221 fluent::attr_parsing_unsupported_literal_suggestion,
222 "",
223 Applicability::MaybeIncorrect,
224 );
225 }
226 diag
227 }
228}
229
230#[derive(Diagnostic)]
231#[diag(attr_parsing_invalid_repr_align_need_arg, code = E0589)]
232pub(crate) struct InvalidReprAlignNeedArg {
233 #[primary_span]
234 #[suggestion(code = "align(...)", applicability = "has-placeholders")]
235 pub span: Span,
236}
237
238#[derive(Diagnostic)]
239#[diag(attr_parsing_invalid_repr_generic, code = E0589)]
240pub(crate) struct InvalidReprGeneric<'a> {
241 #[primary_span]
242 pub span: Span,
243
244 pub repr_arg: String,
245 pub error_part: &'a str,
246}
247
248#[derive(Diagnostic)]
249#[diag(attr_parsing_incorrect_repr_format_align_one_arg, code = E0693)]
250pub(crate) struct IncorrectReprFormatAlignOneArg {
251 #[primary_span]
252 pub span: Span,
253}
254
255#[derive(Diagnostic)]
256#[diag(attr_parsing_incorrect_repr_format_expect_literal_integer, code = E0693)]
257pub(crate) struct IncorrectReprFormatExpectInteger {
258 #[primary_span]
259 pub span: Span,
260}
261
262#[derive(Diagnostic)]
263#[diag(attr_parsing_incorrect_repr_format_generic, code = E0693)]
264pub(crate) struct IncorrectReprFormatGeneric {
265 #[primary_span]
266 pub span: Span,
267
268 pub repr_arg: Symbol,
269
270 #[subdiagnostic]
271 pub cause: Option<IncorrectReprFormatGenericCause>,
272}
273
274#[derive(Subdiagnostic)]
275pub(crate) enum IncorrectReprFormatGenericCause {
276 #[suggestion(
277 attr_parsing_suggestion,
278 code = "{name}({value})",
279 applicability = "machine-applicable"
280 )]
281 Int {
282 #[primary_span]
283 span: Span,
284
285 #[skip_arg]
286 name: Symbol,
287
288 #[skip_arg]
289 value: u128,
290 },
291
292 #[suggestion(
293 attr_parsing_suggestion,
294 code = "{name}({value})",
295 applicability = "machine-applicable"
296 )]
297 Symbol {
298 #[primary_span]
299 span: Span,
300
301 #[skip_arg]
302 name: Symbol,
303
304 #[skip_arg]
305 value: Symbol,
306 },
307}
308
309impl IncorrectReprFormatGenericCause {
310 pub(crate) fn from_lit_kind(span: Span, kind: &ast::LitKind, name: Symbol) -> Option<Self> {
311 match *kind {
312 ast::LitKind::Int(value, ast::LitIntType::Unsuffixed) => {
313 Some(Self::Int { span, name, value: value.get() })
314 }
315 ast::LitKind::Str(value, _) => Some(Self::Symbol { span, name, value }),
316 _ => None,
317 }
318 }
319}
320
321#[derive(Diagnostic)]
322#[diag(attr_parsing_rustc_promotable_pairing, code = E0717)]
323pub(crate) struct RustcPromotablePairing {
324 #[primary_span]
325 pub span: Span,
326}
327
328#[derive(Diagnostic)]
329#[diag(attr_parsing_rustc_allowed_unstable_pairing, code = E0789)]
330pub(crate) struct RustcAllowedUnstablePairing {
331 #[primary_span]
332 pub span: Span,
333}
334
335#[derive(Diagnostic)]
336#[diag(attr_parsing_cfg_predicate_identifier)]
337pub(crate) struct CfgPredicateIdentifier {
338 #[primary_span]
339 pub span: Span,
340}
341
342#[derive(Diagnostic)]
343#[diag(attr_parsing_deprecated_item_suggestion)]
344pub(crate) struct DeprecatedItemSuggestion {
345 #[primary_span]
346 pub span: Span,
347
348 #[help]
349 pub is_nightly: bool,
350
351 #[note]
352 pub details: (),
353}
354
355#[derive(Diagnostic)]
356#[diag(attr_parsing_expected_single_version_literal)]
357pub(crate) struct ExpectedSingleVersionLiteral {
358 #[primary_span]
359 pub span: Span,
360}
361
362#[derive(Diagnostic)]
363#[diag(attr_parsing_expected_version_literal)]
364pub(crate) struct ExpectedVersionLiteral {
365 #[primary_span]
366 pub span: Span,
367}
368
369#[derive(Diagnostic)]
370#[diag(attr_parsing_expects_feature_list)]
371pub(crate) struct ExpectsFeatureList {
372 #[primary_span]
373 pub span: Span,
374
375 pub name: String,
376}
377
378#[derive(Diagnostic)]
379#[diag(attr_parsing_expects_features)]
380pub(crate) struct ExpectsFeatures {
381 #[primary_span]
382 pub span: Span,
383
384 pub name: String,
385}
386
387#[derive(Diagnostic)]
388#[diag(attr_parsing_invalid_since)]
389pub(crate) struct InvalidSince {
390 #[primary_span]
391 pub span: Span,
392}
393
394#[derive(Diagnostic)]
395#[diag(attr_parsing_soft_no_args)]
396pub(crate) struct SoftNoArgs {
397 #[primary_span]
398 pub span: Span,
399}
400
401#[derive(Diagnostic)]
402#[diag(attr_parsing_unknown_version_literal)]
403pub(crate) struct UnknownVersionLiteral {
404 #[primary_span]
405 pub span: Span,
406}
407
408#[derive(Diagnostic)]
410#[diag(attr_parsing_unused_multiple)]
411pub(crate) struct UnusedMultiple {
412 #[primary_span]
413 #[suggestion(code = "", applicability = "machine-applicable")]
414 pub this: Span,
415 #[note]
416 pub other: Span,
417 pub name: Symbol,
418}
419
420#[derive(LintDiagnostic)]
421#[diag(attr_parsing_unused_duplicate)]
422pub(crate) struct UnusedDuplicate {
423 #[suggestion(code = "", applicability = "machine-applicable")]
424 pub this: Span,
425 #[note]
426 pub other: Span,
427 #[warning]
428 pub warning: bool,
429}
430
431#[derive(LintDiagnostic)]
433#[diag(attr_parsing_ill_formed_attribute_input)]
434pub(crate) struct IllFormedAttributeInput {
435 pub num_suggestions: usize,
436 pub suggestions: DiagArgValue,
437}
438
439#[derive(Diagnostic)]
440#[diag(attr_parsing_ill_formed_attribute_input)]
441pub(crate) struct IllFormedAttributeInputLint {
442 #[primary_span]
443 pub span: Span,
444 pub num_suggestions: usize,
445 pub suggestions: DiagArgValue,
446}
447
448#[derive(Diagnostic)]
449#[diag(attr_parsing_null_on_export, code = E0648)]
450pub(crate) struct NullOnExport {
451 #[primary_span]
452 pub span: Span,
453}
454
455#[derive(Diagnostic)]
456#[diag(attr_parsing_null_on_link_section, code = E0648)]
457pub(crate) struct NullOnLinkSection {
458 #[primary_span]
459 pub span: Span,
460}
461
462#[derive(Diagnostic)]
463#[diag(attr_parsing_null_on_objc_class)]
464pub(crate) struct NullOnObjcClass {
465 #[primary_span]
466 pub span: Span,
467}
468
469#[derive(Diagnostic)]
470#[diag(attr_parsing_null_on_objc_selector)]
471pub(crate) struct NullOnObjcSelector {
472 #[primary_span]
473 pub span: Span,
474}
475
476#[derive(Diagnostic)]
477#[diag(attr_parsing_objc_class_expected_string_literal)]
478pub(crate) struct ObjcClassExpectedStringLiteral {
479 #[primary_span]
480 pub span: Span,
481}
482
483#[derive(Diagnostic)]
484#[diag(attr_parsing_objc_selector_expected_string_literal)]
485pub(crate) struct ObjcSelectorExpectedStringLiteral {
486 #[primary_span]
487 pub span: Span,
488}
489
490#[derive(Diagnostic)]
491#[diag(attr_parsing_stability_outside_std, code = E0734)]
492pub(crate) struct StabilityOutsideStd {
493 #[primary_span]
494 pub span: Span,
495}
496
497#[derive(Diagnostic)]
498#[diag(attr_parsing_empty_confusables)]
499pub(crate) struct EmptyConfusables {
500 #[primary_span]
501 pub span: Span,
502}
503
504#[derive(LintDiagnostic)]
505#[diag(attr_parsing_empty_attribute)]
506#[note]
507pub(crate) struct EmptyAttributeList {
508 #[suggestion(code = "", applicability = "machine-applicable")]
509 pub attr_span: Span,
510 pub attr_path: AttrPath,
511 pub valid_without_list: bool,
512}
513
514#[derive(LintDiagnostic)]
515#[diag(attr_parsing_invalid_target_lint)]
516#[warning]
517#[help]
518pub(crate) struct InvalidTargetLint {
519 pub name: AttrPath,
520 pub target: &'static str,
521 pub applied: DiagArgValue,
522 pub only: &'static str,
523 #[suggestion(code = "", applicability = "machine-applicable", style = "tool-only")]
524 pub attr_span: Span,
525}
526
527#[derive(Diagnostic)]
528#[help]
529#[diag(attr_parsing_invalid_target)]
530pub(crate) struct InvalidTarget {
531 #[primary_span]
532 #[suggestion(code = "", applicability = "machine-applicable", style = "tool-only")]
533 pub span: Span,
534 pub name: AttrPath,
535 pub target: &'static str,
536 pub applied: DiagArgValue,
537 pub only: &'static str,
538}
539
540#[derive(Diagnostic)]
541#[diag(attr_parsing_invalid_alignment_value, code = E0589)]
542pub(crate) struct InvalidAlignmentValue {
543 #[primary_span]
544 pub span: Span,
545 pub error_part: &'static str,
546}
547
548#[derive(Diagnostic)]
549#[diag(attr_parsing_repr_ident, code = E0565)]
550pub(crate) struct ReprIdent {
551 #[primary_span]
552 pub span: Span,
553}
554
555#[derive(Diagnostic)]
556#[diag(attr_parsing_unrecognized_repr_hint, code = E0552)]
557#[help]
558#[note]
559pub(crate) struct UnrecognizedReprHint {
560 #[primary_span]
561 pub span: Span,
562}
563
564#[derive(Diagnostic)]
565#[diag(attr_parsing_unstable_feature_bound_incompatible_stability)]
566#[help]
567pub(crate) struct UnstableFeatureBoundIncompatibleStability {
568 #[primary_span]
569 pub span: Span,
570}
571
572#[derive(Diagnostic)]
573#[diag(attr_parsing_naked_functions_incompatible_attribute, code = E0736)]
574pub(crate) struct NakedFunctionIncompatibleAttribute {
575 #[primary_span]
576 #[label]
577 pub span: Span,
578 #[label(attr_parsing_naked_attribute)]
579 pub naked_span: Span,
580 pub attr: String,
581}
582
583#[derive(Diagnostic)]
584#[diag(attr_parsing_link_ordinal_out_of_range)]
585#[note]
586pub(crate) struct LinkOrdinalOutOfRange {
587 #[primary_span]
588 pub span: Span,
589 pub ordinal: u128,
590}
591
592pub(crate) enum AttributeParseErrorReason<'a> {
593 ExpectedNoArgs,
594 ExpectedStringLiteral {
595 byte_string: Option<Span>,
596 },
597 ExpectedIntegerLiteral,
598 ExpectedAtLeastOneArgument,
599 ExpectedSingleArgument,
600 ExpectedList,
601 UnexpectedLiteral,
602 ExpectedNameValue(Option<Symbol>),
603 DuplicateKey(Symbol),
604 ExpectedSpecificArgument {
605 possibilities: &'a [Symbol],
606 strings: bool,
607 list: bool,
609 },
610 ExpectedIdentifier,
611}
612
613pub(crate) struct AttributeParseError<'a> {
614 pub(crate) span: Span,
615 pub(crate) attr_span: Span,
616 pub(crate) attr_style: AttrStyle,
617 pub(crate) template: AttributeTemplate,
618 pub(crate) attribute: AttrPath,
619 pub(crate) reason: AttributeParseErrorReason<'a>,
620}
621
622impl<'a, G: EmissionGuarantee> Diagnostic<'a, G> for AttributeParseError<'_> {
623 fn into_diag(self, dcx: DiagCtxtHandle<'a>, level: Level) -> Diag<'a, G> {
624 let name = self.attribute.to_string();
625
626 let mut diag = Diag::new(dcx, level, format!("malformed `{name}` attribute input"));
627 diag.span(self.attr_span);
628 diag.code(E0539);
629 match self.reason {
630 AttributeParseErrorReason::ExpectedStringLiteral { byte_string } => {
631 if let Some(start_point_span) = byte_string {
632 diag.span_suggestion(
633 start_point_span,
634 fluent::attr_parsing_unsupported_literal_suggestion,
635 "",
636 Applicability::MaybeIncorrect,
637 );
638 diag.note("expected a normal string literal, not a byte string literal");
639
640 return diag;
641 } else {
642 diag.span_label(self.span, "expected a string literal here");
643 }
644 }
645 AttributeParseErrorReason::ExpectedIntegerLiteral => {
646 diag.span_label(self.span, "expected an integer literal here");
647 }
648 AttributeParseErrorReason::ExpectedSingleArgument => {
649 diag.span_label(self.span, "expected a single argument here");
650 diag.code(E0805);
651 }
652 AttributeParseErrorReason::ExpectedAtLeastOneArgument => {
653 diag.span_label(self.span, "expected at least 1 argument here");
654 }
655 AttributeParseErrorReason::ExpectedList => {
656 diag.span_label(self.span, "expected this to be a list");
657 }
658 AttributeParseErrorReason::DuplicateKey(key) => {
659 diag.span_label(self.span, format!("found `{key}` used as a key more than once"));
660 diag.code(E0538);
661 }
662 AttributeParseErrorReason::UnexpectedLiteral => {
663 diag.span_label(self.span, "didn't expect a literal here");
664 diag.code(E0565);
665 }
666 AttributeParseErrorReason::ExpectedNoArgs => {
667 diag.span_label(self.span, "didn't expect any arguments here");
668 diag.code(E0565);
669 }
670 AttributeParseErrorReason::ExpectedNameValue(None) => {
671 if self.span != self.attr_span {
673 diag.span_label(
674 self.span,
675 format!("expected this to be of the form `... = \"...\"`"),
676 );
677 }
678 }
679 AttributeParseErrorReason::ExpectedNameValue(Some(name)) => {
680 diag.span_label(
681 self.span,
682 format!("expected this to be of the form `{name} = \"...\"`"),
683 );
684 }
685 AttributeParseErrorReason::ExpectedSpecificArgument {
686 possibilities,
687 strings,
688 list: false,
689 } => {
690 let quote = if strings { '"' } else { '`' };
691 match possibilities {
692 &[] => {}
693 &[x] => {
694 diag.span_label(
695 self.span,
696 format!("the only valid argument here is {quote}{x}{quote}"),
697 );
698 }
699 [first, second] => {
700 diag.span_label(self.span, format!("valid arguments are {quote}{first}{quote} or {quote}{second}{quote}"));
701 }
702 [first @ .., second_to_last, last] => {
703 let mut res = String::new();
704 for i in first {
705 res.push_str(&format!("{quote}{i}{quote}, "));
706 }
707 res.push_str(&format!(
708 "{quote}{second_to_last}{quote} or {quote}{last}{quote}"
709 ));
710
711 diag.span_label(self.span, format!("valid arguments are {res}"));
712 }
713 }
714 }
715 AttributeParseErrorReason::ExpectedSpecificArgument {
716 possibilities,
717 strings,
718 list: true,
719 } => {
720 let quote = if strings { '"' } else { '`' };
721 match possibilities {
722 &[] => {}
723 &[x] => {
724 diag.span_label(
725 self.span,
726 format!(
727 "this attribute is only valid with {quote}{x}{quote} as an argument"
728 ),
729 );
730 }
731 [first, second] => {
732 diag.span_label(self.span, format!("this attribute is only valid with either {quote}{first}{quote} or {quote}{second}{quote} as an argument"));
733 }
734 [first @ .., second_to_last, last] => {
735 let mut res = String::new();
736 for i in first {
737 res.push_str(&format!("{quote}{i}{quote}, "));
738 }
739 res.push_str(&format!(
740 "{quote}{second_to_last}{quote} or {quote}{last}{quote}"
741 ));
742
743 diag.span_label(self.span, format!("this attribute is only valid with one of the following arguments: {res}"));
744 }
745 }
746 }
747 AttributeParseErrorReason::ExpectedIdentifier => {
748 diag.span_label(self.span, "expected a valid identifier here");
749 }
750 }
751
752 if let Some(link) = self.template.docs {
753 diag.note(format!("for more information, visit <{link}>"));
754 }
755 let suggestions = self.template.suggestions(self.attr_style, &name);
756
757 diag.span_suggestions(
758 self.attr_span,
759 if suggestions.len() == 1 {
760 "must be of the form"
761 } else {
762 "try changing it to one of the following valid forms of the attribute"
763 },
764 suggestions,
765 Applicability::HasPlaceholders,
766 );
767
768 diag
769 }
770}
771
772#[derive(Diagnostic)]
773#[diag(attr_parsing_invalid_attr_unsafe)]
774#[note]
775pub(crate) struct InvalidAttrUnsafe {
776 #[primary_span]
777 #[label]
778 pub span: Span,
779 pub name: Path,
780}
781
782#[derive(Diagnostic)]
783#[diag(attr_parsing_unsafe_attr_outside_unsafe)]
784pub(crate) struct UnsafeAttrOutsideUnsafe {
785 #[primary_span]
786 #[label]
787 pub span: Span,
788 #[subdiagnostic]
789 pub suggestion: UnsafeAttrOutsideUnsafeSuggestion,
790}
791
792#[derive(Subdiagnostic)]
793#[multipart_suggestion(
794 attr_parsing_unsafe_attr_outside_unsafe_suggestion,
795 applicability = "machine-applicable"
796)]
797pub(crate) struct UnsafeAttrOutsideUnsafeSuggestion {
798 #[suggestion_part(code = "unsafe(")]
799 pub left: Span,
800 #[suggestion_part(code = ")")]
801 pub right: Span,
802}
803
804#[derive(Diagnostic)]
805#[diag(attr_parsing_meta_bad_delim)]
806pub(crate) struct MetaBadDelim {
807 #[primary_span]
808 pub span: Span,
809 #[subdiagnostic]
810 pub sugg: MetaBadDelimSugg,
811}
812
813#[derive(Subdiagnostic)]
814#[multipart_suggestion(
815 attr_parsing_meta_bad_delim_suggestion,
816 applicability = "machine-applicable"
817)]
818pub(crate) struct MetaBadDelimSugg {
819 #[suggestion_part(code = "(")]
820 pub open: Span,
821 #[suggestion_part(code = ")")]
822 pub close: Span,
823}
824
825#[derive(Diagnostic)]
826#[diag(attr_parsing_invalid_meta_item)]
827pub(crate) struct InvalidMetaItem {
828 #[primary_span]
829 pub span: Span,
830 pub descr: String,
831 #[subdiagnostic]
832 pub quote_ident_sugg: Option<InvalidMetaItemQuoteIdentSugg>,
833 #[subdiagnostic]
834 pub remove_neg_sugg: Option<InvalidMetaItemRemoveNegSugg>,
835}
836
837#[derive(Subdiagnostic)]
838#[multipart_suggestion(attr_parsing_quote_ident_sugg, applicability = "machine-applicable")]
839pub(crate) struct InvalidMetaItemQuoteIdentSugg {
840 #[suggestion_part(code = "\"")]
841 pub before: Span,
842 #[suggestion_part(code = "\"")]
843 pub after: Span,
844}
845
846#[derive(Subdiagnostic)]
847#[multipart_suggestion(attr_parsing_remove_neg_sugg, applicability = "machine-applicable")]
848pub(crate) struct InvalidMetaItemRemoveNegSugg {
849 #[suggestion_part(code = "")]
850 pub negative_sign: Span,
851}
852
853#[derive(Diagnostic)]
854#[diag(attr_parsing_suffixed_literal_in_attribute)]
855#[help]
856pub(crate) struct SuffixedLiteralInAttribute {
857 #[primary_span]
858 pub span: Span,
859}
860
861#[derive(LintDiagnostic)]
862#[diag(attr_parsing_invalid_style)]
863pub(crate) struct InvalidAttrStyle {
864 pub name: AttrPath,
865 pub is_used_as_inner: bool,
866 #[note]
867 pub target_span: Option<Span>,
868 pub target: Target,
869}
870
871#[derive(Diagnostic)]
872#[diag(attr_parsing_empty_link_name, code = E0454)]
873pub(crate) struct EmptyLinkName {
874 #[primary_span]
875 #[label]
876 pub span: Span,
877}
878
879#[derive(Diagnostic)]
880#[diag(attr_parsing_link_framework_apple, code = E0455)]
881pub(crate) struct LinkFrameworkApple {
882 #[primary_span]
883 pub span: Span,
884}
885
886#[derive(Diagnostic)]
887#[diag(attr_parsing_incompatible_wasm_link)]
888pub(crate) struct IncompatibleWasmLink {
889 #[primary_span]
890 pub span: Span,
891}
892
893#[derive(Diagnostic)]
894#[diag(attr_parsing_link_requires_name, code = E0459)]
895pub(crate) struct LinkRequiresName {
896 #[primary_span]
897 #[label]
898 pub span: Span,
899}
900
901#[derive(Diagnostic)]
902#[diag(attr_parsing_raw_dylib_no_nul)]
903pub(crate) struct RawDylibNoNul {
904 #[primary_span]
905 pub span: Span,
906}
907
908#[derive(Diagnostic)]
909#[diag(attr_parsing_raw_dylib_only_windows, code = E0455)]
910pub(crate) struct RawDylibOnlyWindows {
911 #[primary_span]
912 pub span: Span,
913}
914
915#[derive(Diagnostic)]
916#[diag(attr_parsing_invalid_link_modifier)]
917pub(crate) struct InvalidLinkModifier {
918 #[primary_span]
919 pub span: Span,
920}
921
922#[derive(Diagnostic)]
923#[diag(attr_parsing_multiple_modifiers)]
924pub(crate) struct MultipleModifiers {
925 #[primary_span]
926 pub span: Span,
927 pub modifier: Symbol,
928}
929
930#[derive(Diagnostic)]
931#[diag(attr_parsing_import_name_type_x86)]
932pub(crate) struct ImportNameTypeX86 {
933 #[primary_span]
934 pub span: Span,
935}
936
937#[derive(Diagnostic)]
938#[diag(attr_parsing_bundle_needs_static)]
939pub(crate) struct BundleNeedsStatic {
940 #[primary_span]
941 pub span: Span,
942}
943
944#[derive(Diagnostic)]
945#[diag(attr_parsing_whole_archive_needs_static)]
946pub(crate) struct WholeArchiveNeedsStatic {
947 #[primary_span]
948 pub span: Span,
949}
950
951#[derive(Diagnostic)]
952#[diag(attr_parsing_as_needed_compatibility)]
953pub(crate) struct AsNeededCompatibility {
954 #[primary_span]
955 pub span: Span,
956}
957
958#[derive(Diagnostic)]
959#[diag(attr_parsing_import_name_type_raw)]
960pub(crate) struct ImportNameTypeRaw {
961 #[primary_span]
962 pub span: Span,
963}
964
965#[derive(Diagnostic)]
966#[diag(attr_parsing_limit_invalid)]
967pub(crate) struct LimitInvalid<'a> {
968 #[primary_span]
969 pub span: Span,
970 #[label]
971 pub value_span: Span,
972 pub error_str: &'a str,
973}