bjoernager/rust
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Remove trait_of_item query.

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This commit is contained in:
Camille GILLOT 2022-03-13 00:58:21 +01:00
parent d7ea161b7e
commit 957548183d
10 changed files with 25 additions and 36 deletions
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8
compiler/rustc_ty_utils/src/assoc.rs
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@ -9,7 +9,6 @@ pub fn provide(providers: &mut ty::query::Providers) {
associated_item_def_ids,
associated_items,
impl_item_implementor_ids,
trait_of_item,
..*providers
};
}
@ -40,13 +39,6 @@ fn impl_item_implementor_ids(tcx: TyCtxt<'_>, impl_id: DefId) -> FxHashMap<DefId
.collect()
}
/// If the given `DefId` describes an item belonging to a trait,
/// returns the `DefId` of the trait that the trait item belongs to;
/// otherwise, returns `None`.
fn trait_of_item(tcx: TyCtxt<'_>, def_id: DefId) -> Option<DefId> {
tcx.opt_associated_item(def_id).and_then(|associated_item| associated_item.trait_container(tcx))
}
fn associated_item(tcx: TyCtxt<'_>, def_id: DefId) -> ty::AssocItem {
let id = tcx.hir().local_def_id_to_hir_id(def_id.expect_local());
let parent_def_id = tcx.hir().get_parent_item(id);