bjoernager/rust
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Make TAITs capture all higher-ranked lifetimes in scope

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This commit is contained in:
Michael Goulet 2024-03-06 17:52:53 +00:00
parent 9823f17315
commit cf299ddb6e
17 changed files with 122 additions and 152 deletions
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12
compiler/rustc_middle/src/ty/mod.rs
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@ -1940,18 +1940,6 @@ impl<'tcx> TyCtxt<'tcx> {
matches!(self.trait_of_item(def_id), Some(trait_id) if self.has_attr(trait_id, sym::const_trait))
}
/// Returns the `DefId` of the item within which the `impl Trait` is declared.
/// For type-alias-impl-trait this is the `type` alias.
/// For impl-trait-in-assoc-type this is the assoc type.
/// For return-position-impl-trait this is the function.
pub fn impl_trait_parent(self, mut def_id: LocalDefId) -> LocalDefId {
// Find the surrounding item (type alias or assoc type)
while let DefKind::OpaqueTy = self.def_kind(def_id) {
def_id = self.local_parent(def_id);
}
def_id
}
pub fn impl_method_has_trait_impl_trait_tys(self, def_id: DefId) -> bool {
if self.def_kind(def_id) != DefKind::AssocFn {
return false;