bjoernager/rust
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Parsing , pre-lowering support for precise captures

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This commit is contained in:
Michael Goulet 2024-04-03 19:58:50 -04:00
parent 99d0186b1d
commit a076eae0d2
15 changed files with 41 additions and 15 deletions
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2
compiler/rustc_ast/src/ast.rs
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@ -2132,7 +2132,7 @@ pub enum TyKind {
/// The `NodeId` exists to prevent lowering from having to
/// generate `NodeId`s on the fly, which would complicate
/// the generation of opaque `type Foo = impl Trait` items significantly.
ImplTrait(NodeId, GenericBounds),
ImplTrait(NodeId, GenericBounds, Option<P<GenericArgs>>),
/// No-op; kept solely so that we can pretty-print faithfully.
Paren(P<Ty>),
/// Unused for now.

5
compiler/rustc_ast/src/mut_visit.rs
View file

@ -518,9 +518,12 @@ pub fn noop_visit_ty<T: MutVisitor>(ty: &mut P<Ty>, vis: &mut T) {
TyKind::TraitObject(bounds, _syntax) => {
visit_vec(bounds, |bound| vis.visit_param_bound(bound))
}
TyKind::ImplTrait(id, bounds) => {
TyKind::ImplTrait(id, bounds, precise_capturing) => {
vis.visit_id(id);
visit_vec(bounds, |bound| vis.visit_param_bound(bound));
visit_opt(precise_capturing, |precise_capturing| {
vis.visit_generic_args(precise_capturing);
});
}
TyKind::MacCall(mac) => vis.visit_mac_call(mac),
TyKind::AnonStruct(id, fields) | TyKind::AnonUnion(id, fields) => {

3
compiler/rustc_ast/src/visit.rs
View file

@ -457,8 +457,9 @@ pub fn walk_ty<'a, V: Visitor<'a>>(visitor: &mut V, typ: &'a Ty) -> V::Result {
TyKind::TraitObject(bounds, ..) => {
walk_list!(visitor, visit_param_bound, bounds, BoundKind::TraitObject);
}
TyKind::ImplTrait(_, bounds) => {
TyKind::ImplTrait(_, bounds, precise_capturing) => {
walk_list!(visitor, visit_param_bound, bounds, BoundKind::Impl);
visit_opt!(visitor, visit_generic_args, precise_capturing);
}
TyKind::Typeof(expression) => try_visit!(visitor.visit_anon_const(expression)),
TyKind::Infer | TyKind::ImplicitSelf | TyKind::Dummy | TyKind::Err(_) => {}