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Merge commit '09ac14c901' into clippyup

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This commit is contained in:
Philipp Krones 2023-11-02 17:35:56 +01:00
parent aae86ccc47
commit 77c1e3aaa1
418 changed files with 4900 additions and 3588 deletions
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35
clippy_lints/src/len_zero.rs
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@ -181,8 +181,7 @@ impl<'tcx> LateLintPass<'tcx> for LenZero {
let mut applicability = Applicability::MachineApplicable;
let lit1 = peel_ref_operators(cx, lt.init);
let lit_str =
Sugg::hir_with_context(cx, lit1, lt.span.ctxt(), "_", &mut applicability).maybe_par();
let lit_str = Sugg::hir_with_context(cx, lit1, lt.span.ctxt(), "_", &mut applicability).maybe_par();
span_lint_and_sugg(
cx,
@ -288,18 +287,26 @@ enum LenOutput {
}
fn extract_future_output<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option<&'tcx PathSegment<'tcx>> {
if let ty::Alias(_, alias_ty) = ty.kind() &&
let Some(Node::Item(item)) = cx.tcx.hir().get_if_local(alias_ty.def_id) &&
let Item { kind: ItemKind::OpaqueTy(opaque), .. } = item &&
opaque.bounds.len() == 1 &&
let GenericBound::LangItemTrait(LangItem::Future, _, _, generic_args) = &opaque.bounds[0] &&
generic_args.bindings.len() == 1 &&
let TypeBindingKind::Equality {
term: rustc_hir::Term::Ty(rustc_hir::Ty {kind: TyKind::Path(QPath::Resolved(_, path)), .. }),
} = &generic_args.bindings[0].kind &&
path.segments.len() == 1 {
return Some(&path.segments[0]);
}
if let ty::Alias(_, alias_ty) = ty.kind()
&& let Some(Node::Item(item)) = cx.tcx.hir().get_if_local(alias_ty.def_id)
&& let Item {
kind: ItemKind::OpaqueTy(opaque),
..
} = item
&& opaque.bounds.len() == 1
&& let GenericBound::LangItemTrait(LangItem::Future, _, _, generic_args) = &opaque.bounds[0]
&& generic_args.bindings.len() == 1
&& let TypeBindingKind::Equality {
term:
rustc_hir::Term::Ty(rustc_hir::Ty {
kind: TyKind::Path(QPath::Resolved(_, path)),
..
}),
} = &generic_args.bindings[0].kind
&& path.segments.len() == 1
{
return Some(&path.segments[0]);
}
None
}