diff options
Diffstat (limited to 'src/tools/clippy/clippy_utils/src/ty.rs')
-rw-r--r-- | src/tools/clippy/clippy_utils/src/ty.rs | 56 |
1 files changed, 36 insertions, 20 deletions
diff --git a/src/tools/clippy/clippy_utils/src/ty.rs b/src/tools/clippy/clippy_utils/src/ty.rs index 99fba4fe7..25654e695 100644 --- a/src/tools/clippy/clippy_utils/src/ty.rs +++ b/src/tools/clippy/clippy_utils/src/ty.rs @@ -17,8 +17,8 @@ use rustc_lint::LateContext; use rustc_middle::mir::interpret::{ConstValue, Scalar}; use rustc_middle::ty::{ self, AdtDef, AliasTy, AssocKind, Binder, BoundRegion, DefIdTree, FnSig, IntTy, List, ParamEnv, Predicate, - PredicateKind, Region, RegionKind, SubstsRef, Ty, TyCtxt, TypeSuperVisitable, TypeVisitable, TypeVisitor, UintTy, - VariantDef, VariantDiscr, + PredicateKind, Region, RegionKind, SubstsRef, Ty, TyCtxt, TypeSuperVisitable, TypeVisitable, TypeVisitableExt, + TypeVisitor, UintTy, VariantDef, VariantDiscr, }; use rustc_middle::ty::{GenericArg, GenericArgKind}; use rustc_span::symbol::Ident; @@ -237,7 +237,7 @@ pub fn implements_trait_with_env<'tcx>( kind: TypeVariableOriginKind::MiscVariable, span: DUMMY_SP, }; - let ty_params = tcx.mk_substs( + let ty_params = tcx.mk_substs_from_iter( ty_params .into_iter() .map(|arg| arg.unwrap_or_else(|| infcx.next_ty_var(orig).into())), @@ -346,7 +346,7 @@ pub fn is_non_aggregate_primitive_type(ty: Ty<'_>) -> bool { pub fn is_recursively_primitive_type(ty: Ty<'_>) -> bool { match *ty.kind() { ty::Bool | ty::Char | ty::Int(_) | ty::Uint(_) | ty::Float(_) | ty::Str => true, - ty::Ref(_, inner, _) if *inner.kind() == ty::Str => true, + ty::Ref(_, inner, _) if inner.is_str() => true, ty::Array(inner_type, _) | ty::Slice(inner_type) => is_recursively_primitive_type(inner_type), ty::Tuple(inner_types) => inner_types.iter().all(is_recursively_primitive_type), _ => false, @@ -628,7 +628,7 @@ impl<'tcx> ExprFnSig<'tcx> { /// If the expression is function like, get the signature for it. pub fn expr_sig<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'_>) -> Option<ExprFnSig<'tcx>> { if let Res::Def(DefKind::Fn | DefKind::Ctor(_, CtorKind::Fn) | DefKind::AssocFn, id) = path_res(cx, expr) { - Some(ExprFnSig::Sig(cx.tcx.fn_sig(id), Some(id))) + Some(ExprFnSig::Sig(cx.tcx.fn_sig(id).subst_identity(), Some(id))) } else { ty_sig(cx, cx.typeck_results().expr_ty_adjusted(expr).peel_refs()) } @@ -646,10 +646,13 @@ pub fn ty_sig<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option<ExprFnSig<'t .and_then(|id| cx.tcx.hir().fn_decl_by_hir_id(cx.tcx.hir().local_def_id_to_hir_id(id))); Some(ExprFnSig::Closure(decl, subs.as_closure().sig())) }, - ty::FnDef(id, subs) => Some(ExprFnSig::Sig(cx.tcx.bound_fn_sig(id).subst(cx.tcx, subs), Some(id))), - ty::Alias(ty::Opaque, ty::AliasTy { def_id, substs, .. }) => { - sig_from_bounds(cx, ty, cx.tcx.item_bounds(def_id).subst(cx.tcx, substs), cx.tcx.opt_parent(def_id)) - }, + ty::FnDef(id, subs) => Some(ExprFnSig::Sig(cx.tcx.fn_sig(id).subst(cx.tcx, subs), Some(id))), + ty::Alias(ty::Opaque, ty::AliasTy { def_id, substs, .. }) => sig_from_bounds( + cx, + ty, + cx.tcx.item_bounds(def_id).subst(cx.tcx, substs), + cx.tcx.opt_parent(def_id), + ), ty::FnPtr(sig) => Some(ExprFnSig::Sig(sig, None)), ty::Dynamic(bounds, _, _) => { let lang_items = cx.tcx.lang_items(); @@ -777,7 +780,7 @@ impl core::ops::Add<u32> for EnumValue { #[expect(clippy::cast_possible_truncation, clippy::cast_possible_wrap)] pub fn read_explicit_enum_value(tcx: TyCtxt<'_>, id: DefId) -> Option<EnumValue> { if let Ok(ConstValue::Scalar(Scalar::Int(value))) = tcx.const_eval_poly(id) { - match tcx.type_of(id).kind() { + match tcx.type_of(id).subst_identity().kind() { ty::Int(_) => Some(EnumValue::Signed(match value.size().bytes() { 1 => i128::from(value.assert_bits(Size::from_bytes(1)) as u8 as i8), 2 => i128::from(value.assert_bits(Size::from_bytes(2)) as u16 as i16), @@ -835,7 +838,7 @@ pub fn for_each_top_level_late_bound_region<B>( index: u32, f: F, } - impl<'tcx, B, F: FnMut(BoundRegion) -> ControlFlow<B>> TypeVisitor<'tcx> for V<F> { + impl<'tcx, B, F: FnMut(BoundRegion) -> ControlFlow<B>> TypeVisitor<TyCtxt<'tcx>> for V<F> { type BreakTy = B; fn visit_region(&mut self, r: Region<'tcx>) -> ControlFlow<Self::BreakTy> { if let RegionKind::ReLateBound(idx, bound) = r.kind() && idx.as_u32() == self.index { @@ -844,7 +847,7 @@ pub fn for_each_top_level_late_bound_region<B>( ControlFlow::Continue(()) } } - fn visit_binder<T: TypeVisitable<'tcx>>(&mut self, t: &Binder<'tcx, T>) -> ControlFlow<Self::BreakTy> { + fn visit_binder<T: TypeVisitable<TyCtxt<'tcx>>>(&mut self, t: &Binder<'tcx, T>) -> ControlFlow<Self::BreakTy> { self.index += 1; let res = t.super_visit_with(self); self.index -= 1; @@ -891,16 +894,29 @@ impl AdtVariantInfo { } /// Gets the struct or enum variant from the given `Res` -pub fn variant_of_res<'tcx>(cx: &LateContext<'tcx>, res: Res) -> Option<&'tcx VariantDef> { +pub fn adt_and_variant_of_res<'tcx>(cx: &LateContext<'tcx>, res: Res) -> Option<(AdtDef<'tcx>, &'tcx VariantDef)> { match res { - Res::Def(DefKind::Struct, id) => Some(cx.tcx.adt_def(id).non_enum_variant()), - Res::Def(DefKind::Variant, id) => Some(cx.tcx.adt_def(cx.tcx.parent(id)).variant_with_id(id)), - Res::Def(DefKind::Ctor(CtorOf::Struct, _), id) => Some(cx.tcx.adt_def(cx.tcx.parent(id)).non_enum_variant()), + Res::Def(DefKind::Struct, id) => { + let adt = cx.tcx.adt_def(id); + Some((adt, adt.non_enum_variant())) + }, + Res::Def(DefKind::Variant, id) => { + let adt = cx.tcx.adt_def(cx.tcx.parent(id)); + Some((adt, adt.variant_with_id(id))) + }, + Res::Def(DefKind::Ctor(CtorOf::Struct, _), id) => { + let adt = cx.tcx.adt_def(cx.tcx.parent(id)); + Some((adt, adt.non_enum_variant())) + }, Res::Def(DefKind::Ctor(CtorOf::Variant, _), id) => { let var_id = cx.tcx.parent(id); - Some(cx.tcx.adt_def(cx.tcx.parent(var_id)).variant_with_id(var_id)) + let adt = cx.tcx.adt_def(cx.tcx.parent(var_id)); + Some((adt, adt.variant_with_id(var_id))) + }, + Res::SelfCtor(id) => { + let adt = cx.tcx.type_of(id).subst_identity().ty_adt_def().unwrap(); + Some((adt, adt.non_enum_variant())) }, - Res::SelfCtor(id) => Some(cx.tcx.type_of(id).ty_adt_def().unwrap().non_enum_variant()), _ => None, } } @@ -946,7 +962,7 @@ pub fn approx_ty_size<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> u64 { (Ok(size), _) => size, (Err(_), ty::Tuple(list)) => list.as_substs().types().map(|t| approx_ty_size(cx, t)).sum(), (Err(_), ty::Array(t, n)) => { - n.try_eval_usize(cx.tcx, cx.param_env).unwrap_or_default() * approx_ty_size(cx, *t) + n.try_eval_target_usize(cx.tcx, cx.param_env).unwrap_or_default() * approx_ty_size(cx, *t) }, (Err(_), ty::Adt(def, subst)) if def.is_struct() => def .variants() @@ -1062,7 +1078,7 @@ pub fn make_projection<'tcx>( tcx, container_id, assoc_ty, - tcx.mk_substs(substs.into_iter().map(Into::into)), + tcx.mk_substs_from_iter(substs.into_iter().map(Into::into)), ) } |