diff options
Diffstat (limited to 'compiler/rustc_parse/src/parser/diagnostics.rs')
| -rw-r--r-- | compiler/rustc_parse/src/parser/diagnostics.rs | 786 |
1 files changed, 5 insertions, 781 deletions
diff --git a/compiler/rustc_parse/src/parser/diagnostics.rs b/compiler/rustc_parse/src/parser/diagnostics.rs index c50ca9a2933..0fdde291757 100644 --- a/compiler/rustc_parse/src/parser/diagnostics.rs +++ b/compiler/rustc_parse/src/parser/diagnostics.rs @@ -3,6 +3,10 @@ use super::{ BlockMode, CommaRecoveryMode, Parser, PathStyle, Restrictions, SemiColonMode, SeqSep, TokenExpectType, TokenType, }; +use crate::errors::{ + AmbiguousPlus, BadQPathStage2, BadTypePlus, BadTypePlusSub, InInTypo, IncorrectAwait, + IncorrectSemicolon, IncorrectUseOfAwait, UseEqInstead, +}; use crate::lexer::UnmatchedBrace; use rustc_ast as ast; @@ -20,11 +24,9 @@ use rustc_errors::{ fluent, Applicability, DiagnosticBuilder, DiagnosticMessage, Handler, MultiSpan, PResult, }; use rustc_errors::{pluralize, struct_span_err, Diagnostic, ErrorGuaranteed}; -use rustc_macros::{Diagnostic, Subdiagnostic}; -use rustc_session::errors::ExprParenthesesNeeded; use rustc_span::source_map::Spanned; use rustc_span::symbol::{kw, sym, Ident}; -use rustc_span::{Span, SpanSnippetError, Symbol, DUMMY_SP}; +use rustc_span::{Span, SpanSnippetError, DUMMY_SP}; use std::ops::{Deref, DerefMut}; use std::mem::take; @@ -243,784 +245,6 @@ impl MultiSugg { } } -#[derive(Diagnostic)] -#[diag(parser::maybe_report_ambiguous_plus)] -struct AmbiguousPlus { - pub sum_ty: String, - #[primary_span] - #[suggestion(code = "({sum_ty})")] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::maybe_recover_from_bad_type_plus, code = "E0178")] -struct BadTypePlus { - pub ty: String, - #[primary_span] - pub span: Span, - #[subdiagnostic] - pub sub: BadTypePlusSub, -} - -#[derive(Subdiagnostic)] -pub enum BadTypePlusSub { - #[suggestion( - parser::add_paren, - code = "{sum_with_parens}", - applicability = "machine-applicable" - )] - AddParen { - sum_with_parens: String, - #[primary_span] - span: Span, - }, - #[label(parser::forgot_paren)] - ForgotParen { - #[primary_span] - span: Span, - }, - #[label(parser::expect_path)] - ExpectPath { - #[primary_span] - span: Span, - }, -} - -#[derive(Diagnostic)] -#[diag(parser::maybe_recover_from_bad_qpath_stage_2)] -struct BadQPathStage2 { - #[primary_span] - #[suggestion(code = "", applicability = "maybe-incorrect")] - span: Span, - ty: String, -} - -#[derive(Diagnostic)] -#[diag(parser::incorrect_semicolon)] -struct IncorrectSemicolon<'a> { - #[primary_span] - #[suggestion_short(code = "", applicability = "machine-applicable")] - span: Span, - #[help] - opt_help: Option<()>, - name: &'a str, -} - -#[derive(Diagnostic)] -#[diag(parser::incorrect_use_of_await)] -struct IncorrectUseOfAwait { - #[primary_span] - #[suggestion(parser::parentheses_suggestion, code = "", applicability = "machine-applicable")] - span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::incorrect_use_of_await)] -struct IncorrectAwait { - #[primary_span] - span: Span, - #[suggestion(parser::postfix_suggestion, code = "{expr}.await{question_mark}")] - sugg_span: (Span, Applicability), - expr: String, - question_mark: &'static str, -} - -#[derive(Diagnostic)] -#[diag(parser::in_in_typo)] -struct InInTypo { - #[primary_span] - span: Span, - #[suggestion(code = "", applicability = "machine-applicable")] - sugg_span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_variable_declaration)] -pub struct InvalidVariableDeclaration { - #[primary_span] - pub span: Span, - #[subdiagnostic] - pub sub: InvalidVariableDeclarationSub, -} - -#[derive(Subdiagnostic)] -pub enum InvalidVariableDeclarationSub { - #[suggestion( - parser::switch_mut_let_order, - applicability = "maybe-incorrect", - code = "let mut" - )] - SwitchMutLetOrder(#[primary_span] Span), - #[suggestion( - parser::missing_let_before_mut, - applicability = "machine-applicable", - code = "let mut" - )] - MissingLet(#[primary_span] Span), - #[suggestion(parser::use_let_not_auto, applicability = "machine-applicable", code = "let")] - UseLetNotAuto(#[primary_span] Span), - #[suggestion(parser::use_let_not_var, applicability = "machine-applicable", code = "let")] - UseLetNotVar(#[primary_span] Span), -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_comparison_operator)] -pub(crate) struct InvalidComparisonOperator { - #[primary_span] - pub span: Span, - pub invalid: String, - #[subdiagnostic] - pub sub: InvalidComparisonOperatorSub, -} - -#[derive(Subdiagnostic)] -pub(crate) enum InvalidComparisonOperatorSub { - #[suggestion_short( - parser::use_instead, - applicability = "machine-applicable", - code = "{correct}" - )] - Correctable { - #[primary_span] - span: Span, - invalid: String, - correct: String, - }, - #[label(parser::spaceship_operator_invalid)] - Spaceship(#[primary_span] Span), -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_logical_operator)] -#[note] -pub(crate) struct InvalidLogicalOperator { - #[primary_span] - pub span: Span, - pub incorrect: String, - #[subdiagnostic] - pub sub: InvalidLogicalOperatorSub, -} - -#[derive(Subdiagnostic)] -pub(crate) enum InvalidLogicalOperatorSub { - #[suggestion_short( - parser::use_amp_amp_for_conjunction, - applicability = "machine-applicable", - code = "&&" - )] - Conjunction(#[primary_span] Span), - #[suggestion_short( - parser::use_pipe_pipe_for_disjunction, - applicability = "machine-applicable", - code = "||" - )] - Disjunction(#[primary_span] Span), -} - -#[derive(Diagnostic)] -#[diag(parser::tilde_is_not_unary_operator)] -pub(crate) struct TildeAsUnaryOperator( - #[primary_span] - #[suggestion_short(applicability = "machine-applicable", code = "!")] - pub Span, -); - -#[derive(Diagnostic)] -#[diag(parser::unexpected_token_after_not)] -pub(crate) struct NotAsNegationOperator { - #[primary_span] - pub negated: Span, - pub negated_desc: String, - #[subdiagnostic] - pub sub: NotAsNegationOperatorSub, -} - -#[derive(Subdiagnostic)] -pub enum NotAsNegationOperatorSub { - #[suggestion_short( - parser::unexpected_token_after_not_default, - applicability = "machine-applicable", - code = "!" - )] - SuggestNotDefault(#[primary_span] Span), - - #[suggestion_short( - parser::unexpected_token_after_not_bitwise, - applicability = "machine-applicable", - code = "!" - )] - SuggestNotBitwise(#[primary_span] Span), - - #[suggestion_short( - parser::unexpected_token_after_not_logical, - applicability = "machine-applicable", - code = "!" - )] - SuggestNotLogical(#[primary_span] Span), -} - -#[derive(Diagnostic)] -#[diag(parser::malformed_loop_label)] -pub(crate) struct MalformedLoopLabel { - #[primary_span] - #[suggestion(applicability = "machine-applicable", code = "{correct_label}")] - pub span: Span, - pub correct_label: Ident, -} - -#[derive(Diagnostic)] -#[diag(parser::lifetime_in_borrow_expression)] -pub(crate) struct LifetimeInBorrowExpression { - #[primary_span] - pub span: Span, - #[suggestion(applicability = "machine-applicable", code = "")] - #[label] - pub lifetime_span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::field_expression_with_generic)] -pub(crate) struct FieldExpressionWithGeneric(#[primary_span] pub Span); - -#[derive(Diagnostic)] -#[diag(parser::macro_invocation_with_qualified_path)] -pub(crate) struct MacroInvocationWithQualifiedPath(#[primary_span] pub Span); - -#[derive(Diagnostic)] -#[diag(parser::unexpected_token_after_label)] -pub(crate) struct UnexpectedTokenAfterLabel { - #[primary_span] - #[label(parser::unexpected_token_after_label)] - pub span: Span, - #[suggestion_verbose(parser::suggestion_remove_label, code = "")] - pub remove_label: Option<Span>, - #[subdiagnostic] - pub enclose_in_block: Option<UnexpectedTokenAfterLabelSugg>, -} - -#[derive(Subdiagnostic)] -#[multipart_suggestion(parser::suggestion_enclose_in_block, applicability = "machine-applicable")] -pub(crate) struct UnexpectedTokenAfterLabelSugg { - #[suggestion_part(code = "{{ ")] - pub left: Span, - #[suggestion_part(code = " }}")] - pub right: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::require_colon_after_labeled_expression)] -#[note] -pub(crate) struct RequireColonAfterLabeledExpression { - #[primary_span] - pub span: Span, - #[label] - pub label: Span, - #[suggestion_short(applicability = "machine-applicable", code = ": ")] - pub label_end: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::do_catch_syntax_removed)] -#[note] -pub(crate) struct DoCatchSyntaxRemoved { - #[primary_span] - #[suggestion(applicability = "machine-applicable", code = "try")] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::float_literal_requires_integer_part)] -pub(crate) struct FloatLiteralRequiresIntegerPart { - #[primary_span] - #[suggestion(applicability = "machine-applicable", code = "{correct}")] - pub span: Span, - pub correct: String, -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_int_literal_width)] -#[help] -pub(crate) struct InvalidIntLiteralWidth { - #[primary_span] - pub span: Span, - pub width: String, -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_num_literal_base_prefix)] -#[note] -pub(crate) struct InvalidNumLiteralBasePrefix { - #[primary_span] - #[suggestion(applicability = "maybe-incorrect", code = "{fixed}")] - pub span: Span, - pub fixed: String, -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_num_literal_suffix)] -#[help] -pub(crate) struct InvalidNumLiteralSuffix { - #[primary_span] - #[label] - pub span: Span, - pub suffix: String, -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_float_literal_width)] -#[help] -pub(crate) struct InvalidFloatLiteralWidth { - #[primary_span] - pub span: Span, - pub width: String, -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_float_literal_suffix)] -#[help] -pub(crate) struct InvalidFloatLiteralSuffix { - #[primary_span] - #[label] - pub span: Span, - pub suffix: String, -} - -#[derive(Diagnostic)] -#[diag(parser::int_literal_too_large)] -pub(crate) struct IntLiteralTooLarge { - #[primary_span] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::missing_semicolon_before_array)] -pub(crate) struct MissingSemicolonBeforeArray { - #[primary_span] - pub open_delim: Span, - #[suggestion_verbose(applicability = "maybe-incorrect", code = ";")] - pub semicolon: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_block_macro_segment)] -pub(crate) struct InvalidBlockMacroSegment { - #[primary_span] - pub span: Span, - #[label] - pub context: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::if_expression_missing_then_block)] -pub(crate) struct IfExpressionMissingThenBlock { - #[primary_span] - pub if_span: Span, - #[subdiagnostic] - pub sub: IfExpressionMissingThenBlockSub, -} - -#[derive(Subdiagnostic)] -pub(crate) enum IfExpressionMissingThenBlockSub { - #[help(parser::condition_possibly_unfinished)] - UnfinishedCondition(#[primary_span] Span), - #[help(parser::add_then_block)] - AddThenBlock(#[primary_span] Span), -} - -#[derive(Diagnostic)] -#[diag(parser::if_expression_missing_condition)] -pub(crate) struct IfExpressionMissingCondition { - #[primary_span] - #[label(parser::condition_label)] - pub if_span: Span, - #[label(parser::block_label)] - pub block_span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::expected_expression_found_let)] -pub(crate) struct ExpectedExpressionFoundLet { - #[primary_span] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::expected_else_block)] -pub(crate) struct ExpectedElseBlock { - #[primary_span] - pub first_tok_span: Span, - pub first_tok: String, - #[label] - pub else_span: Span, - #[suggestion(applicability = "maybe-incorrect", code = "if ")] - pub condition_start: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::outer_attribute_not_allowed_on_if_else)] -pub(crate) struct OuterAttributeNotAllowedOnIfElse { - #[primary_span] - pub last: Span, - - #[label(parser::branch_label)] - pub branch_span: Span, - - #[label(parser::ctx_label)] - pub ctx_span: Span, - pub ctx: String, - - #[suggestion(applicability = "machine-applicable", code = "")] - pub attributes: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::missing_in_in_for_loop)] -pub(crate) struct MissingInInForLoop { - #[primary_span] - pub span: Span, - #[subdiagnostic] - pub sub: MissingInInForLoopSub, -} - -#[derive(Subdiagnostic)] -pub(crate) enum MissingInInForLoopSub { - // Has been misleading, at least in the past (closed Issue #48492), thus maybe-incorrect - #[suggestion_short(parser::use_in_not_of, applicability = "maybe-incorrect", code = "in")] - InNotOf(#[primary_span] Span), - #[suggestion_short(parser::add_in, applicability = "maybe-incorrect", code = " in ")] - AddIn(#[primary_span] Span), -} - -#[derive(Diagnostic)] -#[diag(parser::missing_comma_after_match_arm)] -pub(crate) struct MissingCommaAfterMatchArm { - #[primary_span] - #[suggestion(applicability = "machine-applicable", code = ",")] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::catch_after_try)] -#[help] -pub(crate) struct CatchAfterTry { - #[primary_span] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::comma_after_base_struct)] -#[note] -pub(crate) struct CommaAfterBaseStruct { - #[primary_span] - pub span: Span, - #[suggestion_short(applicability = "machine-applicable", code = "")] - pub comma: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::eq_field_init)] -pub(crate) struct EqFieldInit { - #[primary_span] - pub span: Span, - #[suggestion(applicability = "machine-applicable", code = ":")] - pub eq: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::dotdotdot)] -pub(crate) struct DotDotDot { - #[primary_span] - #[suggestion(parser::suggest_exclusive_range, applicability = "maybe-incorrect", code = "..")] - #[suggestion(parser::suggest_inclusive_range, applicability = "maybe-incorrect", code = "..=")] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::left_arrow_operator)] -pub(crate) struct LeftArrowOperator { - #[primary_span] - #[suggestion(applicability = "maybe-incorrect", code = "< -")] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::remove_let)] -pub(crate) struct RemoveLet { - #[primary_span] - #[suggestion(applicability = "machine-applicable", code = "")] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::use_eq_instead)] -pub(crate) struct UseEqInstead { - #[primary_span] - #[suggestion_short(applicability = "machine-applicable", code = "=")] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::use_empty_block_not_semi)] -pub(crate) struct UseEmptyBlockNotSemi { - #[primary_span] - #[suggestion_hidden(applicability = "machine-applicable", code = "{{}}")] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::comparison_interpreted_as_generic)] -pub(crate) struct ComparisonInterpretedAsGeneric { - #[primary_span] - #[label(parser::label_comparison)] - pub comparison: Span, - pub typename: String, - #[label(parser::label_args)] - pub args: Span, - #[subdiagnostic] - pub suggestion: ComparisonOrShiftInterpretedAsGenericSugg, -} - -#[derive(Diagnostic)] -#[diag(parser::shift_interpreted_as_generic)] -pub(crate) struct ShiftInterpretedAsGeneric { - #[primary_span] - #[label(parser::label_comparison)] - pub shift: Span, - pub typename: String, - #[label(parser::label_args)] - pub args: Span, - #[subdiagnostic] - pub suggestion: ComparisonOrShiftInterpretedAsGenericSugg, -} - -#[derive(Subdiagnostic)] -#[multipart_suggestion(parser::suggestion, applicability = "machine-applicable")] -pub(crate) struct ComparisonOrShiftInterpretedAsGenericSugg { - #[suggestion_part(code = "(")] - pub left: Span, - #[suggestion_part(code = ")")] - pub right: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::found_expr_would_be_stmt)] -pub(crate) struct FoundExprWouldBeStmt { - #[primary_span] - #[label] - pub span: Span, - pub token: String, - #[subdiagnostic] - pub suggestion: ExprParenthesesNeeded, -} - -#[derive(Diagnostic)] -#[diag(parser::leading_plus_not_supported)] -pub(crate) struct LeadingPlusNotSupported { - #[primary_span] - #[label] - pub span: Span, - #[suggestion_verbose( - parser::suggestion_remove_plus, - code = "", - applicability = "machine-applicable" - )] - pub remove_plus: Option<Span>, - #[subdiagnostic] - pub add_parentheses: Option<ExprParenthesesNeeded>, -} - -#[derive(Diagnostic)] -#[diag(parser::parentheses_with_struct_fields)] -pub(crate) struct ParenthesesWithStructFields { - #[primary_span] - pub span: Span, - pub name: String, - #[subdiagnostic] - pub braces_for_struct: BracesForStructLiteral, - #[subdiagnostic] - pub no_fields_for_fn: NoFieldsForFnCall, -} - -#[derive(Subdiagnostic)] -#[multipart_suggestion(parser::suggestion_braces_for_struct, applicability = "maybe-incorrect")] -pub(crate) struct BracesForStructLiteral { - #[suggestion_part(code = " {{ ")] - pub first: Span, - #[suggestion_part(code = " }}")] - pub second: Span, -} - -#[derive(Subdiagnostic)] -#[multipart_suggestion(parser::suggestion_no_fields_for_fn, applicability = "maybe-incorrect")] -pub(crate) struct NoFieldsForFnCall { - #[suggestion_part(code = "")] - pub fields: Vec<Span>, -} - -#[derive(Diagnostic)] -#[diag(parser::labeled_loop_in_break)] -pub(crate) struct LabeledLoopInBreak { - #[primary_span] - pub span: Span, - #[subdiagnostic] - pub sub: LabeledLoopInBreakSub, -} - -#[derive(Subdiagnostic)] -#[multipart_suggestion(parser::suggestion, applicability = "machine-applicable")] -pub(crate) struct LabeledLoopInBreakSub { - #[suggestion_part(code = "(")] - pub first: Span, - #[suggestion_part(code = ")")] - pub second: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::array_brackets_instead_of_braces)] -pub(crate) struct ArrayBracketsInsteadOfSpaces { - #[primary_span] - pub span: Span, - #[subdiagnostic] - pub sub: ArrayBracketsInsteadOfSpacesSugg, -} - -#[derive(Subdiagnostic)] -#[multipart_suggestion(parser::suggestion, applicability = "maybe-incorrect")] -pub(crate) struct ArrayBracketsInsteadOfSpacesSugg { - #[suggestion_part(code = "[")] - pub left: Span, - #[suggestion_part(code = "]")] - pub right: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::match_arm_body_without_braces)] -pub(crate) struct MatchArmBodyWithoutBraces { - #[primary_span] - #[label(parser::label_statements)] - pub statements: Span, - #[label(parser::label_arrow)] - pub arrow: Span, - pub num_statements: usize, - #[subdiagnostic] - pub sub: MatchArmBodyWithoutBracesSugg, -} - -#[derive(Subdiagnostic)] -pub(crate) enum MatchArmBodyWithoutBracesSugg { - #[multipart_suggestion(parser::suggestion_add_braces, applicability = "machine-applicable")] - AddBraces { - #[suggestion_part(code = "{{ ")] - left: Span, - #[suggestion_part(code = " }}")] - right: Span, - }, - #[suggestion( - parser::suggestion_use_comma_not_semicolon, - code = ",", - applicability = "machine-applicable" - )] - UseComma { - #[primary_span] - semicolon: Span, - }, -} - -#[derive(Diagnostic)] -#[diag(parser::struct_literal_not_allowed_here)] -pub(crate) struct StructLiteralNotAllowedHere { - #[primary_span] - pub span: Span, - #[subdiagnostic] - pub sub: StructLiteralNotAllowedHereSugg, -} - -#[derive(Subdiagnostic)] -#[multipart_suggestion(parser::suggestion, applicability = "machine-applicable")] -pub(crate) struct StructLiteralNotAllowedHereSugg { - #[suggestion_part(code = "(")] - pub left: Span, - #[suggestion_part(code = ")")] - pub right: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_interpolated_expression)] -pub(crate) struct InvalidInterpolatedExpression { - #[primary_span] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::hexadecimal_float_literal_not_supported)] -pub(crate) struct HexadecimalFloatLiteralNotSupported { - #[primary_span] - #[label(parser::not_supported)] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::octal_float_literal_not_supported)] -pub(crate) struct OctalFloatLiteralNotSupported { - #[primary_span] - #[label(parser::not_supported)] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::binary_float_literal_not_supported)] -pub(crate) struct BinaryFloatLiteralNotSupported { - #[primary_span] - #[label(parser::not_supported)] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_literal_suffix)] -pub(crate) struct InvalidLiteralSuffix { - #[primary_span] - #[label] - pub span: Span, - // FIXME(#100717) - pub kind: String, - pub suffix: Symbol, -} - -#[derive(Diagnostic)] -#[diag(parser::invalid_literal_suffix_on_tuple_index)] -pub(crate) struct InvalidLiteralSuffixOnTupleIndex { - #[primary_span] - #[label] - pub span: Span, - pub suffix: Symbol, - #[help(parser::tuple_exception_line_1)] - #[help(parser::tuple_exception_line_2)] - #[help(parser::tuple_exception_line_3)] - pub exception: Option<()>, -} - -#[derive(Diagnostic)] -#[diag(parser::non_string_abi_literal)] -pub(crate) struct NonStringAbiLiteral { - #[primary_span] - #[suggestion(code = "\"C\"", applicability = "maybe-incorrect")] - pub span: Span, -} - -#[derive(Diagnostic)] -#[diag(parser::mismatched_closing_delimiter)] -pub(crate) struct MismatchedClosingDelimiter { - #[primary_span] - pub spans: Vec<Span>, - pub delimiter: String, - #[label(parser::label_unmatched)] - pub unmatched: Span, - #[label(parser::label_opening_candidate)] - pub opening_candidate: Option<Span>, - #[label(parser::label_unclosed)] - pub unclosed: Option<Span>, -} - // SnapshotParser is used to create a snapshot of the parser // without causing duplicate errors being emitted when the `Parser` // is dropped. |