compiler/rustc_hir/src/diagnostic_items.rs

   1 use crate::def_id::DefId;
   2 use rustc_data_structures::fx::FxHashMap;
   3 use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
   4 use rustc_span::Symbol;
   5
   6 #[derive(Debug, Default)]
   7 pub struct DiagnosticItems {
   8     pub id_to_name: FxHashMap<DefId, Symbol>,
   9     pub name_to_id: FxHashMap<Symbol, DefId>,
  10 }
  11
  12 impl<CTX: crate::HashStableContext> HashStable<CTX> for DiagnosticItems {
  13     #[inline]
  14     fn hash_stable(&self, ctx: &mut CTX, hasher: &mut StableHasher) {
  15         self.name_to_id.hash_stable(ctx, hasher);
  16     }
  17 }