compiler/rustc_middle/src/metadata.rs

   1 use crate::ty;
   2
   3 use rustc_hir::def::Res;
   4 use rustc_macros::HashStable;
   5 use rustc_span::symbol::Ident;
   6 use rustc_span::Span;
   7
   8 /// This structure is supposed to keep enough data to re-create `NameBinding`s for other crates
   9 /// during name resolution. Right now the bindings are not recreated entirely precisely so we may
  10 /// need to add more data in the future to correctly support macros 2.0, for example.
  11 /// Module child can be either a proper item or a reexport (including private imports).
  12 /// In case of reexport all the fields describe the reexport item itself, not what it refers to.
  13 #[derive(Copy, Clone, Debug, TyEncodable, TyDecodable, HashStable)]
  14 pub struct ModChild {
  15     /// Name of the item.
  16     pub ident: Ident,
  17     /// Resolution result corresponding to the item.
  18     /// Local variables cannot be exported, so this `Res` doesn't need the ID parameter.
  19     pub res: Res<!>,
  20     /// Visibility of the item.
  21     pub vis: ty::Visibility,
  22     /// Span of the item.
  23     pub span: Span,
  24     /// A proper `macro_rules` item (not a reexport).
  25     pub macro_rules: bool,
  26 }