bjoernager/rust
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Make item self/non-self bound naming less whack

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This commit is contained in:
Michael Goulet 2025-01-22 21:07:54 +00:00
parent 3f8ce7c973
commit 009d68740f
19 changed files with 91 additions and 100 deletions
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33
compiler/rustc_lint/src/unused.rs
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@ -289,25 +289,22 @@ impl<'tcx> LateLintPass<'tcx> for UnusedResults {
}
ty::Adt(def, _) => is_def_must_use(cx, def.did(), span),
ty::Alias(ty::Opaque | ty::Projection, ty::AliasTy { def_id: def, .. }) => {
elaborate(
cx.tcx,
cx.tcx.explicit_item_super_predicates(def).iter_identity_copied(),
)
// We only care about self bounds for the impl-trait
.filter_only_self()
.find_map(|(pred, _span)| {
// We only look at the `DefId`, so it is safe to skip the binder here.
if let ty::ClauseKind::Trait(ref poly_trait_predicate) =
pred.kind().skip_binder()
{
let def_id = poly_trait_predicate.trait_ref.def_id;
elaborate(cx.tcx, cx.tcx.explicit_item_self_bounds(def).iter_identity_copied())
// We only care about self bounds for the impl-trait
.filter_only_self()
.find_map(|(pred, _span)| {
// We only look at the `DefId`, so it is safe to skip the binder here.
if let ty::ClauseKind::Trait(ref poly_trait_predicate) =
pred.kind().skip_binder()
{
let def_id = poly_trait_predicate.trait_ref.def_id;
is_def_must_use(cx, def_id, span)
} else {
None
}
})
.map(|inner| MustUsePath::Opaque(Box::new(inner)))
is_def_must_use(cx, def_id, span)
} else {
None
}
})
.map(|inner| MustUsePath::Opaque(Box::new(inner)))
}
ty::Dynamic(binders, _, _) => binders.iter().find_map(|predicate| {
if let ty::ExistentialPredicate::Trait(ref trait_ref) = predicate.skip_binder()