compiler/rustc_session/src/errors.rs

   1 use std::num::NonZeroU32;
   2
   3 use crate as rustc_session;
   4 use crate::cgu_reuse_tracker::CguReuse;
   5 use rustc_errors::MultiSpan;
   6 use rustc_macros::SessionDiagnostic;
   7 use rustc_span::{Span, Symbol};
   8
   9 #[derive(SessionDiagnostic)]
  10 #[diag(session::incorrect_cgu_reuse_type)]
  11 pub struct IncorrectCguReuseType<'a> {
  12     #[primary_span]
  13     pub span: Span,
  14     pub cgu_user_name: &'a str,
  15     pub actual_reuse: CguReuse,
  16     pub expected_reuse: CguReuse,
  17     pub at_least: u8,
  18 }
  19
  20 #[derive(SessionDiagnostic)]
  21 #[diag(session::cgu_not_recorded)]
  22 pub struct CguNotRecorded<'a> {
  23     pub cgu_user_name: &'a str,
  24     pub cgu_name: &'a str,
  25 }
  26
  27 #[derive(SessionDiagnostic)]
  28 #[diag(session::feature_gate_error, code = "E0658")]
  29 pub struct FeatureGateError<'a> {
  30     #[primary_span]
  31     pub span: MultiSpan,
  32     pub explain: &'a str,
  33 }
  34
  35 #[derive(SessionSubdiagnostic)]
  36 #[note(session::feature_diagnostic_for_issue)]
  37 pub struct FeatureDiagnosticForIssue {
  38     pub n: NonZeroU32,
  39 }
  40
  41 #[derive(SessionSubdiagnostic)]
  42 #[help(session::feature_diagnostic_help)]
  43 pub struct FeatureDiagnosticHelp {
  44     pub feature: Symbol,
  45 }