diff options
| -rw-r--r-- | src/librustdoc/clean/mod.rs | 129 |
1 files changed, 65 insertions, 64 deletions
diff --git a/src/librustdoc/clean/mod.rs b/src/librustdoc/clean/mod.rs index 5e6f3070d0b..2368a1f1c7e 100644 --- a/src/librustdoc/clean/mod.rs +++ b/src/librustdoc/clean/mod.rs @@ -156,7 +156,7 @@ impl<'tcx> Clean<'tcx, Option<GenericBound>> for hir::GenericBound<'tcx> { return None; } - GenericBound::TraitBound(t.clean(cx), modifier) + GenericBound::TraitBound(clean_poly_trait_ref(t, cx), modifier) } }) } @@ -1001,69 +1001,68 @@ fn clean_trait_ref<'tcx>(trait_ref: &hir::TraitRef<'tcx>, cx: &mut DocContext<'t path } -impl<'tcx> Clean<'tcx, PolyTrait> for hir::PolyTraitRef<'tcx> { - fn clean(&self, cx: &mut DocContext<'tcx>) -> PolyTrait { - PolyTrait { - trait_: clean_trait_ref(&self.trait_ref, cx), - generic_params: self - .bound_generic_params - .iter() - .filter(|p| !is_elided_lifetime(p)) - .map(|x| clean_generic_param(cx, None, x)) - .collect(), - } +fn clean_poly_trait_ref<'tcx>( + poly_trait_ref: &hir::PolyTraitRef<'tcx>, + cx: &mut DocContext<'tcx>, +) -> PolyTrait { + PolyTrait { + trait_: clean_trait_ref(&poly_trait_ref.trait_ref, cx), + generic_params: poly_trait_ref + .bound_generic_params + .iter() + .filter(|p| !is_elided_lifetime(p)) + .map(|x| clean_generic_param(cx, None, x)) + .collect(), } } -impl<'tcx> Clean<'tcx, Item> for hir::TraitItem<'tcx> { - fn clean(&self, cx: &mut DocContext<'tcx>) -> Item { - let local_did = self.def_id.to_def_id(); - cx.with_param_env(local_did, |cx| { - let inner = match self.kind { - hir::TraitItemKind::Const(ty, Some(default)) => AssocConstItem( - clean_ty(ty, cx), - ConstantKind::Local { def_id: local_did, body: default }, - ), - hir::TraitItemKind::Const(ty, None) => TyAssocConstItem(clean_ty(ty, cx)), - hir::TraitItemKind::Fn(ref sig, hir::TraitFn::Provided(body)) => { - let m = clean_function(cx, sig, self.generics, body); - MethodItem(m, None) - } - hir::TraitItemKind::Fn(ref sig, hir::TraitFn::Required(names)) => { - let (generics, decl) = enter_impl_trait(cx, |cx| { - // NOTE: generics must be cleaned before args - let generics = self.generics.clean(cx); - let args = clean_args_from_types_and_names(cx, sig.decl.inputs, names); - let decl = clean_fn_decl_with_args(cx, sig.decl, args); - (generics, decl) - }); - TyMethodItem(Box::new(Function { decl, generics })) - } - hir::TraitItemKind::Type(bounds, Some(default)) => { - let generics = enter_impl_trait(cx, |cx| self.generics.clean(cx)); - let bounds = bounds.iter().filter_map(|x| x.clean(cx)).collect(); - let item_type = clean_middle_ty(hir_ty_to_ty(cx.tcx, default), cx, None); - AssocTypeItem( - Box::new(Typedef { - type_: clean_ty(default, cx), - generics, - item_type: Some(item_type), - }), - bounds, - ) - } - hir::TraitItemKind::Type(bounds, None) => { - let generics = enter_impl_trait(cx, |cx| self.generics.clean(cx)); - let bounds = bounds.iter().filter_map(|x| x.clean(cx)).collect(); - TyAssocTypeItem(Box::new(generics), bounds) - } - }; - let what_rustc_thinks = - Item::from_def_id_and_parts(local_did, Some(self.ident.name), inner, cx); - // Trait items always inherit the trait's visibility -- we don't want to show `pub`. - Item { visibility: Inherited, ..what_rustc_thinks } - }) - } +fn clean_trait_item<'tcx>(trait_item: &hir::TraitItem<'tcx>, cx: &mut DocContext<'tcx>) -> Item { + let local_did = trait_item.def_id.to_def_id(); + cx.with_param_env(local_did, |cx| { + let inner = match trait_item.kind { + hir::TraitItemKind::Const(ty, Some(default)) => AssocConstItem( + clean_ty(ty, cx), + ConstantKind::Local { def_id: local_did, body: default }, + ), + hir::TraitItemKind::Const(ty, None) => TyAssocConstItem(clean_ty(ty, cx)), + hir::TraitItemKind::Fn(ref sig, hir::TraitFn::Provided(body)) => { + let m = clean_function(cx, sig, trait_item.generics, body); + MethodItem(m, None) + } + hir::TraitItemKind::Fn(ref sig, hir::TraitFn::Required(names)) => { + let (generics, decl) = enter_impl_trait(cx, |cx| { + // NOTE: generics must be cleaned before args + let generics = trait_item.generics.clean(cx); + let args = clean_args_from_types_and_names(cx, sig.decl.inputs, names); + let decl = clean_fn_decl_with_args(cx, sig.decl, args); + (generics, decl) + }); + TyMethodItem(Box::new(Function { decl, generics })) + } + hir::TraitItemKind::Type(bounds, Some(default)) => { + let generics = enter_impl_trait(cx, |cx| trait_item.generics.clean(cx)); + let bounds = bounds.iter().filter_map(|x| x.clean(cx)).collect(); + let item_type = clean_middle_ty(hir_ty_to_ty(cx.tcx, default), cx, None); + AssocTypeItem( + Box::new(Typedef { + type_: clean_ty(default, cx), + generics, + item_type: Some(item_type), + }), + bounds, + ) + } + hir::TraitItemKind::Type(bounds, None) => { + let generics = enter_impl_trait(cx, |cx| trait_item.generics.clean(cx)); + let bounds = bounds.iter().filter_map(|x| x.clean(cx)).collect(); + TyAssocTypeItem(Box::new(generics), bounds) + } + }; + let what_rustc_thinks = + Item::from_def_id_and_parts(local_did, Some(trait_item.ident.name), inner, cx); + // Trait items always inherit the trait's visibility -- we don't want to show `pub`. + Item { visibility: Inherited, ..what_rustc_thinks } + }) } impl<'tcx> Clean<'tcx, Item> for hir::ImplItem<'tcx> { @@ -1515,7 +1514,7 @@ pub(crate) fn clean_ty<'tcx>(ty: &hir::Ty<'tcx>, cx: &mut DocContext<'tcx>) -> T } TyKind::Path(_) => clean_qpath(ty, cx), TyKind::TraitObject(bounds, ref lifetime, _) => { - let bounds = bounds.iter().map(|bound| bound.clean(cx)).collect(); + let bounds = bounds.iter().map(|bound| clean_poly_trait_ref(bound, cx)).collect(); let lifetime = if !lifetime.is_elided() { Some(clean_lifetime(*lifetime, cx)) } else { None }; DynTrait(bounds, lifetime) @@ -1953,8 +1952,10 @@ fn clean_maybe_renamed_item<'tcx>( }) } ItemKind::Trait(_, _, generics, bounds, item_ids) => { - let items = - item_ids.iter().map(|ti| cx.tcx.hir().trait_item(ti.id).clean(cx)).collect(); + let items = item_ids + .iter() + .map(|ti| clean_trait_item(cx.tcx.hir().trait_item(ti.id), cx)) + .collect(); TraitItem(Trait { def_id, |