compiler/rustc_middle/src/error.rs

   1 use rustc_macros::SessionDiagnostic;
   2 use rustc_span::Span;
   3
   4 use crate::ty::Ty;
   5
   6 #[derive(SessionDiagnostic)]
   7 #[diag(middle::drop_check_overflow, code = "E0320")]
   8 #[note]
   9 pub struct DropCheckOverflow<'tcx> {
  10     #[primary_span]
  11     pub span: Span,
  12     pub ty: Ty<'tcx>,
  13     pub overflow_ty: Ty<'tcx>,
  14 }
  15
  16 #[derive(SessionDiagnostic)]
  17 #[diag(middle::opaque_hidden_type_mismatch)]
  18 pub struct OpaqueHiddenTypeMismatch<'tcx> {
  19     pub self_ty: Ty<'tcx>,
  20     pub other_ty: Ty<'tcx>,
  21     #[primary_span]
  22     #[label]
  23     pub other_span: Span,
  24     #[subdiagnostic]
  25     pub sub: TypeMismatchReason,
  26 }
  27
  28 #[derive(SessionSubdiagnostic)]
  29 pub enum TypeMismatchReason {
  30     #[label(middle::conflict_types)]
  31     ConflictType {
  32         #[primary_span]
  33         span: Span,
  34     },
  35     #[note(middle::previous_use_here)]
  36     PreviousUse {
  37         #[primary_span]
  38         span: Span,
  39     },
  40 }
  41
  42 #[derive(SessionDiagnostic)]
  43 #[diag(middle::limit_invalid)]
  44 pub struct LimitInvalid<'a> {
  45     #[primary_span]
  46     pub span: Span,
  47     #[label]
  48     pub value_span: Span,
  49     pub error_str: &'a str,
  50 }