use rustc_errors::{fluent, AddSubdiagnostic, Applicability, Diagnostic, DiagnosticArgFromDisplay}; use rustc_macros::{SessionDiagnostic, SessionSubdiagnostic}; use rustc_span::{symbol::Ident, Span, Symbol}; #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::generic_type_with_parentheses, code = "E0214")] pub struct GenericTypeWithParentheses { #[primary_span] #[label] pub span: Span, #[subdiagnostic] pub sub: Option, } #[derive(Clone, Copy)] pub struct UseAngleBrackets { pub open_param: Span, pub close_param: Span, } impl AddSubdiagnostic for UseAngleBrackets { fn add_to_diagnostic(self, diag: &mut Diagnostic) { diag.multipart_suggestion( fluent::ast_lowering::use_angle_brackets, vec![(self.open_param, String::from("<")), (self.close_param, String::from(">"))], Applicability::MaybeIncorrect, ); } } #[derive(SessionDiagnostic)] #[help] #[diag(ast_lowering::invalid_abi, code = "E0703")] pub struct InvalidAbi { #[primary_span] #[label] pub span: Span, pub abi: Symbol, pub valid_abis: String, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::assoc_ty_parentheses)] pub struct AssocTyParentheses { #[primary_span] pub span: Span, #[subdiagnostic] pub sub: AssocTyParenthesesSub, } #[derive(Clone, Copy)] pub enum AssocTyParenthesesSub { Empty { parentheses_span: Span }, NotEmpty { open_param: Span, close_param: Span }, } impl AddSubdiagnostic for AssocTyParenthesesSub { fn add_to_diagnostic(self, diag: &mut Diagnostic) { match self { Self::Empty { parentheses_span } => diag.multipart_suggestion( fluent::ast_lowering::remove_parentheses, vec![(parentheses_span, String::new())], Applicability::MaybeIncorrect, ), Self::NotEmpty { open_param, close_param } => diag.multipart_suggestion( fluent::ast_lowering::use_angle_brackets, vec![(open_param, String::from("<")), (close_param, String::from(">"))], Applicability::MaybeIncorrect, ), }; } } #[derive(SessionDiagnostic)] #[diag(ast_lowering::misplaced_impl_trait, code = "E0562")] pub struct MisplacedImplTrait<'a> { #[primary_span] pub span: Span, pub position: DiagnosticArgFromDisplay<'a>, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::rustc_box_attribute_error)] pub struct RustcBoxAttributeError { #[primary_span] pub span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::underscore_expr_lhs_assign)] pub struct UnderscoreExprLhsAssign { #[primary_span] #[label] pub span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::base_expression_double_dot)] pub struct BaseExpressionDoubleDot { #[primary_span] #[label] pub span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::await_only_in_async_fn_and_blocks, code = "E0728")] pub struct AwaitOnlyInAsyncFnAndBlocks { #[primary_span] #[label] pub dot_await_span: Span, #[label(ast_lowering::this_not_async)] pub item_span: Option, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::generator_too_many_parameters, code = "E0628")] pub struct GeneratorTooManyParameters { #[primary_span] pub fn_decl_span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::closure_cannot_be_static, code = "E0697")] pub struct ClosureCannotBeStatic { #[primary_span] pub fn_decl_span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[help] #[diag(ast_lowering::async_non_move_closure_not_supported, code = "E0708")] pub struct AsyncNonMoveClosureNotSupported { #[primary_span] pub fn_decl_span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::functional_record_update_destructuring_assignment)] pub struct FunctionalRecordUpdateDestructuringAssignemnt { #[primary_span] #[suggestion(code = "", applicability = "machine-applicable")] pub span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::async_generators_not_supported, code = "E0727")] pub struct AsyncGeneratorsNotSupported { #[primary_span] pub span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::inline_asm_unsupported_target, code = "E0472")] pub struct InlineAsmUnsupportedTarget { #[primary_span] pub span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::att_syntax_only_x86)] pub struct AttSyntaxOnlyX86 { #[primary_span] pub span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::abi_specified_multiple_times)] pub struct AbiSpecifiedMultipleTimes { #[primary_span] pub abi_span: Span, pub prev_name: Symbol, #[label] pub prev_span: Span, #[note] pub equivalent: Option<()>, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::clobber_abi_not_supported)] pub struct ClobberAbiNotSupported { #[primary_span] pub abi_span: Span, } #[derive(SessionDiagnostic)] #[note] #[diag(ast_lowering::invalid_abi_clobber_abi)] pub struct InvalidAbiClobberAbi { #[primary_span] pub abi_span: Span, pub supported_abis: String, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::invalid_register)] pub struct InvalidRegister<'a> { #[primary_span] pub op_span: Span, pub reg: Symbol, pub error: &'a str, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::invalid_register_class)] pub struct InvalidRegisterClass<'a> { #[primary_span] pub op_span: Span, pub reg_class: Symbol, pub error: &'a str, } #[derive(SessionDiagnostic)] #[diag(ast_lowering::invalid_asm_template_modifier_reg_class)] pub struct InvalidAsmTemplateModifierRegClass { #[primary_span] #[label(ast_lowering::template_modifier)] pub placeholder_span: Span, #[label(ast_lowering::argument)] pub op_span: Span, #[subdiagnostic] pub sub: InvalidAsmTemplateModifierRegClassSub, } #[derive(SessionSubdiagnostic)] pub enum InvalidAsmTemplateModifierRegClassSub { #[note(ast_lowering::support_modifiers)] SupportModifier { class_name: Symbol, modifiers: String }, #[note(ast_lowering::does_not_support_modifiers)] DoesNotSupportModifier { class_name: Symbol }, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::invalid_asm_template_modifier_const)] pub struct InvalidAsmTemplateModifierConst { #[primary_span] #[label(ast_lowering::template_modifier)] pub placeholder_span: Span, #[label(ast_lowering::argument)] pub op_span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::invalid_asm_template_modifier_sym)] pub struct InvalidAsmTemplateModifierSym { #[primary_span] #[label(ast_lowering::template_modifier)] pub placeholder_span: Span, #[label(ast_lowering::argument)] pub op_span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::register_class_only_clobber)] pub struct RegisterClassOnlyClobber { #[primary_span] pub op_span: Span, pub reg_class_name: Symbol, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::register_conflict)] pub struct RegisterConflict<'a> { #[primary_span] #[label(ast_lowering::register1)] pub op_span1: Span, #[label(ast_lowering::register2)] pub op_span2: Span, pub reg1_name: &'a str, pub reg2_name: &'a str, #[help] pub in_out: Option, } #[derive(SessionDiagnostic, Clone, Copy)] #[help] #[diag(ast_lowering::sub_tuple_binding)] pub struct SubTupleBinding<'a> { #[primary_span] #[label] #[suggestion_verbose( ast_lowering::sub_tuple_binding_suggestion, code = "..", applicability = "maybe-incorrect" )] pub span: Span, pub ident: Ident, pub ident_name: Symbol, pub ctx: &'a str, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::extra_double_dot)] pub struct ExtraDoubleDot<'a> { #[primary_span] #[label] pub span: Span, #[label(ast_lowering::previously_used_here)] pub prev_span: Span, pub ctx: &'a str, } #[derive(SessionDiagnostic, Clone, Copy)] #[note] #[diag(ast_lowering::misplaced_double_dot)] pub struct MisplacedDoubleDot { #[primary_span] pub span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::misplaced_relax_trait_bound)] pub struct MisplacedRelaxTraitBound { #[primary_span] pub span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::not_supported_for_lifetime_binder_async_closure)] pub struct NotSupportedForLifetimeBinderAsyncClosure { #[primary_span] pub span: Span, } #[derive(SessionDiagnostic, Clone, Copy)] #[diag(ast_lowering::arbitrary_expression_in_pattern)] pub struct ArbitraryExpressionInPattern { #[primary_span] pub span: Span, }