Auto merge of #6586 - flip1995:rustup, r=flip1995

Rustup r? `@ghost` changelog: none
rust-lang · Jan 14, 2021 · a6ade62 · a6ade62
2 parents 00586df + 77e1d02
commit a6ade62
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Showing 28 changed files with 69 additions and 76 deletions.
diff --git a/clippy_lints/src/copy_iterator.rs b/clippy_lints/src/copy_iterator.rs
@@ -1,5 +1,5 @@
 use crate::utils::{is_copy, match_path, paths, span_lint_and_note};
-use rustc_hir::{Item, ItemKind};
+use rustc_hir::{Impl, Item, ItemKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
@@ -33,10 +33,10 @@ declare_lint_pass!(CopyIterator => [COPY_ITERATOR]);
 
 impl<'tcx> LateLintPass<'tcx> for CopyIterator {
     fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) {
-        if let ItemKind::Impl {
+        if let ItemKind::Impl(Impl {
             of_trait: Some(ref trait_ref),
             ..
-        } = item.kind
+        }) = item.kind
         {
             let ty = cx.tcx.type_of(cx.tcx.hir().local_def_id(item.hir_id));
 

diff --git a/clippy_lints/src/derive.rs b/clippy_lints/src/derive.rs
@@ -7,7 +7,7 @@ use if_chain::if_chain;
 use rustc_hir::def_id::DefId;
 use rustc_hir::intravisit::{walk_expr, walk_fn, walk_item, FnKind, NestedVisitorMap, Visitor};
 use rustc_hir::{
-    BlockCheckMode, BodyId, Expr, ExprKind, FnDecl, HirId, Item, ItemKind, TraitRef, UnsafeSource, Unsafety,
+    BlockCheckMode, BodyId, Expr, ExprKind, FnDecl, HirId, Impl, Item, ItemKind, TraitRef, UnsafeSource, Unsafety,
 };
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::hir::map::Map;
@@ -164,10 +164,10 @@ declare_lint_pass!(Derive => [
 
 impl<'tcx> LateLintPass<'tcx> for Derive {
     fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) {
-        if let ItemKind::Impl {
+        if let ItemKind::Impl(Impl {
             of_trait: Some(ref trait_ref),
             ..
-        } = item.kind
+        }) = item.kind
         {
             let ty = cx.tcx.type_of(cx.tcx.hir().local_def_id(item.hir_id));
             let is_automatically_derived = is_automatically_derived(&*item.attrs);

diff --git a/clippy_lints/src/doc.rs b/clippy_lints/src/doc.rs
@@ -182,11 +182,8 @@ impl<'tcx> LateLintPass<'tcx> for DocMarkdown {
                     lint_for_missing_headers(cx, item.hir_id, item.span, sig, headers, Some(body_id));
                 }
             },
-            hir::ItemKind::Impl {
-                of_trait: ref trait_ref,
-                ..
-            } => {
-                self.in_trait_impl = trait_ref.is_some();
+            hir::ItemKind::Impl(ref impl_) => {
+                self.in_trait_impl = impl_.of_trait.is_some();
             },
             _ => {},
         }

diff --git a/clippy_lints/src/escape.rs b/clippy_lints/src/escape.rs
@@ -1,5 +1,5 @@
 use rustc_hir::intravisit;
-use rustc_hir::{self, AssocItemKind, Body, FnDecl, HirId, HirIdSet, ItemKind, Node};
+use rustc_hir::{self, AssocItemKind, Body, FnDecl, HirId, HirIdSet, Impl, ItemKind, Node};
 use rustc_infer::infer::TyCtxtInferExt;
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty::{self, TraitRef, Ty};
@@ -80,7 +80,7 @@ impl<'tcx> LateLintPass<'tcx> for BoxedLocal {
         let mut trait_self_ty = None;
         if let Some(Node::Item(item)) = parent_node {
             // If the method is an impl for a trait, don't warn.
-            if let ItemKind::Impl { of_trait: Some(_), .. } = item.kind {
+            if let ItemKind::Impl(Impl { of_trait: Some(_), .. }) = item.kind {
                 return;
             }
 

diff --git a/clippy_lints/src/fallible_impl_from.rs b/clippy_lints/src/fallible_impl_from.rs
@@ -57,11 +57,11 @@ impl<'tcx> LateLintPass<'tcx> for FallibleImplFrom {
         // check for `impl From<???> for ..`
         let impl_def_id = cx.tcx.hir().local_def_id(item.hir_id);
         if_chain! {
-            if let hir::ItemKind::Impl{ items: impl_items, .. } = item.kind;
+            if let hir::ItemKind::Impl(impl_) = &item.kind;
             if let Some(impl_trait_ref) = cx.tcx.impl_trait_ref(impl_def_id);
             if match_def_path(cx, impl_trait_ref.def_id, &FROM_TRAIT);
             then {
-                lint_impl_body(cx, item.span, impl_items);
+                lint_impl_body(cx, item.span, impl_.items);
             }
         }
     }

diff --git a/clippy_lints/src/inherent_impl.rs b/clippy_lints/src/inherent_impl.rs
@@ -2,7 +2,7 @@
 
 use crate::utils::{in_macro, span_lint_and_then};
 use rustc_data_structures::fx::FxHashMap;
-use rustc_hir::{def_id, Crate, Item, ItemKind};
+use rustc_hir::{def_id, Crate, Impl, Item, ItemKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::Span;
@@ -49,11 +49,11 @@ impl_lint_pass!(MultipleInherentImpl => [MULTIPLE_INHERENT_IMPL]);
 
 impl<'tcx> LateLintPass<'tcx> for MultipleInherentImpl {
     fn check_item(&mut self, _: &LateContext<'tcx>, item: &'tcx Item<'_>) {
-        if let ItemKind::Impl {
+        if let ItemKind::Impl(Impl {
             ref generics,
             of_trait: None,
             ..
-        } = item.kind
+        }) = item.kind
         {
             // Remember for each inherent implementation encountered its span and generics
             // but filter out implementations that have generic params (type or lifetime)

diff --git a/clippy_lints/src/len_zero.rs b/clippy_lints/src/len_zero.rs
@@ -3,7 +3,7 @@ use rustc_ast::ast::LitKind;
 use rustc_data_structures::fx::FxHashSet;
 use rustc_errors::Applicability;
 use rustc_hir::def_id::DefId;
-use rustc_hir::{AssocItemKind, BinOpKind, Expr, ExprKind, ImplItemRef, Item, ItemKind, TraitItemRef};
+use rustc_hir::{AssocItemKind, BinOpKind, Expr, ExprKind, Impl, ImplItemRef, Item, ItemKind, TraitItemRef};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
@@ -115,11 +115,11 @@ impl<'tcx> LateLintPass<'tcx> for LenZero {
 
         match item.kind {
             ItemKind::Trait(_, _, _, _, ref trait_items) => check_trait_items(cx, item, trait_items),
-            ItemKind::Impl {
+            ItemKind::Impl(Impl {
                 of_trait: None,
                 items: ref impl_items,
                 ..
-            } => check_impl_items(cx, item, impl_items),
+            }) => check_impl_items(cx, item, impl_items),
             _ => (),
         }
     }

diff --git a/clippy_lints/src/methods/mod.rs b/clippy_lints/src/methods/mod.rs
@@ -1626,7 +1626,7 @@ impl<'tcx> LateLintPass<'tcx> for Methods {
         let self_ty = cx.tcx.type_of(def_id);
 
         // if this impl block implements a trait, lint in trait definition instead
-        if let hir::ItemKind::Impl { of_trait: Some(_), .. } = item.kind {
+        if let hir::ItemKind::Impl(hir::Impl { of_trait: Some(_), .. }) = item.kind {
             return;
         }
 

diff --git a/clippy_lints/src/needless_pass_by_value.rs b/clippy_lints/src/needless_pass_by_value.rs
@@ -8,7 +8,7 @@ use rustc_ast::ast::Attribute;
 use rustc_data_structures::fx::{FxHashMap, FxHashSet};
 use rustc_errors::{Applicability, DiagnosticBuilder};
 use rustc_hir::intravisit::FnKind;
-use rustc_hir::{BindingAnnotation, Body, FnDecl, GenericArg, HirId, ItemKind, Node, PatKind, QPath, TyKind};
+use rustc_hir::{BindingAnnotation, Body, FnDecl, GenericArg, HirId, Impl, ItemKind, Node, PatKind, QPath, TyKind};
 use rustc_infer::infer::TyCtxtInferExt;
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty::{self, TypeFoldable};
@@ -93,7 +93,7 @@ impl<'tcx> LateLintPass<'tcx> for NeedlessPassByValue {
         if let Some(Node::Item(item)) = cx.tcx.hir().find(cx.tcx.hir().get_parent_node(hir_id)) {
             if matches!(
                 item.kind,
-                ItemKind::Impl { of_trait: Some(_), .. } | ItemKind::Trait(..)
+                ItemKind::Impl(Impl { of_trait: Some(_), .. }) | ItemKind::Trait(..)
             ) {
                 return;
             }

diff --git a/clippy_lints/src/new_without_default.rs b/clippy_lints/src/new_without_default.rs
@@ -60,9 +60,9 @@ impl_lint_pass!(NewWithoutDefault => [NEW_WITHOUT_DEFAULT]);
 impl<'tcx> LateLintPass<'tcx> for NewWithoutDefault {
     #[allow(clippy::too_many_lines)]
     fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::Item<'_>) {
-        if let hir::ItemKind::Impl {
+        if let hir::ItemKind::Impl(hir::Impl {
             of_trait: None, items, ..
-        } = item.kind
+        }) = item.kind
         {
             for assoc_item in items {
                 if let hir::AssocItemKind::Fn { has_self: false } = assoc_item.kind {

diff --git a/clippy_lints/src/non_copy_const.rs b/clippy_lints/src/non_copy_const.rs
@@ -7,7 +7,7 @@ use std::ptr;
 use rustc_hir::def::{DefKind, Res};
 use rustc_hir::def_id::DefId;
 use rustc_hir::{
-    BodyId, Expr, ExprKind, HirId, ImplItem, ImplItemKind, Item, ItemKind, Node, TraitItem, TraitItemKind, UnOp,
+    BodyId, Expr, ExprKind, HirId, Impl, ImplItem, ImplItemKind, Item, ItemKind, Node, TraitItem, TraitItemKind, UnOp,
 };
 use rustc_infer::traits::specialization_graph;
 use rustc_lint::{LateContext, LateLintPass, Lint};
@@ -275,10 +275,10 @@ impl<'tcx> LateLintPass<'tcx> for NonCopyConst {
             let item = cx.tcx.hir().expect_item(item_hir_id);
 
             match &item.kind {
-                ItemKind::Impl {
+                ItemKind::Impl(Impl {
                     of_trait: Some(of_trait_ref),
                     ..
-                } => {
+                }) => {
                     if_chain! {
                         // Lint a trait impl item only when the definition is a generic type,
                         // assuming a assoc const is not meant to be a interior mutable type.
@@ -317,7 +317,7 @@ impl<'tcx> LateLintPass<'tcx> for NonCopyConst {
                         }
                     }
                 },
-                ItemKind::Impl { of_trait: None, .. } => {
+                ItemKind::Impl(Impl { of_trait: None, .. }) => {
                     let ty = hir_ty_to_ty(cx.tcx, hir_ty);
                     // Normalize assoc types originated from generic params.
                     let normalized = cx.tcx.normalize_erasing_regions(cx.param_env, ty);

diff --git a/clippy_lints/src/partialeq_ne_impl.rs b/clippy_lints/src/partialeq_ne_impl.rs
@@ -1,6 +1,6 @@
 use crate::utils::{is_automatically_derived, span_lint_hir};
 use if_chain::if_chain;
-use rustc_hir::{Item, ItemKind};
+use rustc_hir::{Impl, Item, ItemKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::sym;
@@ -34,7 +34,7 @@ declare_lint_pass!(PartialEqNeImpl => [PARTIALEQ_NE_IMPL]);
 impl<'tcx> LateLintPass<'tcx> for PartialEqNeImpl {
     fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) {
         if_chain! {
-            if let ItemKind::Impl{ of_trait: Some(ref trait_ref), items: impl_items, .. } = item.kind;
+            if let ItemKind::Impl(Impl { of_trait: Some(ref trait_ref), items: impl_items, .. }) = item.kind;
             if !is_automatically_derived(&*item.attrs);
             if let Some(eq_trait) = cx.tcx.lang_items().eq_trait();
             if trait_ref.path.res.def_id() == eq_trait;

diff --git a/clippy_lints/src/pass_by_ref_or_value.rs b/clippy_lints/src/pass_by_ref_or_value.rs
@@ -6,7 +6,7 @@ use rustc_ast::attr;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_hir::intravisit::FnKind;
-use rustc_hir::{BindingAnnotation, Body, FnDecl, HirId, ItemKind, MutTy, Mutability, Node, PatKind};
+use rustc_hir::{BindingAnnotation, Body, FnDecl, HirId, Impl, ItemKind, MutTy, Mutability, Node, PatKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
@@ -246,7 +246,7 @@ impl<'tcx> LateLintPass<'tcx> for PassByRefOrValue {
         if let Some(Node::Item(item)) = cx.tcx.hir().find(cx.tcx.hir().get_parent_node(hir_id)) {
             if matches!(
                 item.kind,
-                ItemKind::Impl { of_trait: Some(_), .. } | ItemKind::Trait(..)
+                ItemKind::Impl(Impl { of_trait: Some(_), .. }) | ItemKind::Trait(..)
             ) {
                 return;
             }

diff --git a/clippy_lints/src/ptr.rs b/clippy_lints/src/ptr.rs
@@ -8,8 +8,8 @@ use crate::utils::{
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{
-    BinOpKind, BodyId, Expr, ExprKind, FnDecl, FnRetTy, GenericArg, HirId, ImplItem, ImplItemKind, Item, ItemKind,
-    Lifetime, MutTy, Mutability, Node, PathSegment, QPath, TraitFn, TraitItem, TraitItemKind, Ty, TyKind,
+    BinOpKind, BodyId, Expr, ExprKind, FnDecl, FnRetTy, GenericArg, HirId, Impl, ImplItem, ImplItemKind, Item,
+    ItemKind, Lifetime, MutTy, Mutability, Node, PathSegment, QPath, TraitFn, TraitItem, TraitItemKind, Ty, TyKind,
 };
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty;
@@ -132,7 +132,7 @@ impl<'tcx> LateLintPass<'tcx> for Ptr {
         if let ImplItemKind::Fn(ref sig, body_id) = item.kind {
             let parent_item = cx.tcx.hir().get_parent_item(item.hir_id);
             if let Some(Node::Item(it)) = cx.tcx.hir().find(parent_item) {
-                if let ItemKind::Impl { of_trait: Some(_), .. } = it.kind {
+                if let ItemKind::Impl(Impl { of_trait: Some(_), .. }) = it.kind {
                     return; // ignore trait impls
                 }
             }

diff --git a/clippy_lints/src/serde_api.rs b/clippy_lints/src/serde_api.rs
@@ -1,5 +1,5 @@
 use crate::utils::{get_trait_def_id, paths, span_lint};
-use rustc_hir::{Item, ItemKind};
+use rustc_hir::{Impl, Item, ItemKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
@@ -22,11 +22,11 @@ declare_lint_pass!(SerdeAPI => [SERDE_API_MISUSE]);
 
 impl<'tcx> LateLintPass<'tcx> for SerdeAPI {
     fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) {
-        if let ItemKind::Impl {
+        if let ItemKind::Impl(Impl {
             of_trait: Some(ref trait_ref),
             items,
             ..
-        } = item.kind
+        }) = item.kind
         {
             let did = trait_ref.path.res.def_id();
             if let Some(visit_did) = get_trait_def_id(cx, &paths::SERDE_DE_VISITOR) {

diff --git a/clippy_lints/src/to_string_in_display.rs b/clippy_lints/src/to_string_in_display.rs
@@ -1,7 +1,7 @@
 use crate::utils::{match_def_path, match_trait_method, paths, qpath_res, span_lint};
 use if_chain::if_chain;
 use rustc_hir::def::Res;
-use rustc_hir::{Expr, ExprKind, HirId, ImplItem, ImplItemKind, Item, ItemKind};
+use rustc_hir::{Expr, ExprKind, HirId, Impl, ImplItem, ImplItemKind, Item, ItemKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 
@@ -111,7 +111,7 @@ impl LateLintPass<'_> for ToStringInDisplay {
 
 fn is_display_impl(cx: &LateContext<'_>, item: &Item<'_>) -> bool {
     if_chain! {
-        if let ItemKind::Impl { of_trait: Some(trait_ref), .. } = &item.kind;
+        if let ItemKind::Impl(Impl { of_trait: Some(trait_ref), .. }) = &item.kind;
         if let Some(did) = trait_ref.trait_def_id();
         then {
             match_def_path(cx, did, &paths::DISPLAY_TRAIT)

diff --git a/clippy_lints/src/types.rs b/clippy_lints/src/types.rs
@@ -260,7 +260,7 @@ impl<'tcx> LateLintPass<'tcx> for Types {
     fn check_fn(&mut self, cx: &LateContext<'_>, _: FnKind<'_>, decl: &FnDecl<'_>, _: &Body<'_>, _: Span, id: HirId) {
         // Skip trait implementations; see issue #605.
         if let Some(hir::Node::Item(item)) = cx.tcx.hir().find(cx.tcx.hir().get_parent_item(id)) {
-            if let ItemKind::Impl { of_trait: Some(_), .. } = item.kind {
+            if let ItemKind::Impl(hir::Impl { of_trait: Some(_), .. }) = item.kind {
                 return;
             }
         }
@@ -2572,21 +2572,16 @@ impl<'tcx> LateLintPass<'tcx> for ImplicitHasher {
         }
 
         match item.kind {
-            ItemKind::Impl {
-                ref generics,
-                self_ty: ref ty,
-                ref items,
-                ..
-            } => {
+            ItemKind::Impl(ref impl_) => {
                 let mut vis = ImplicitHasherTypeVisitor::new(cx);
-                vis.visit_ty(ty);
+                vis.visit_ty(impl_.self_ty);
 
                 for target in &vis.found {
                     if differing_macro_contexts(item.span, target.span()) {
                         return;
                     }
 
-                    let generics_suggestion_span = generics.span.substitute_dummy({
+                    let generics_suggestion_span = impl_.generics.span.substitute_dummy({
                         let pos = snippet_opt(cx, item.span.until(target.span()))
                             .and_then(|snip| Some(item.span.lo() + BytePos(snip.find("impl")? as u32 + 4)));
                         if let Some(pos) = pos {
@@ -2597,7 +2592,7 @@ impl<'tcx> LateLintPass<'tcx> for ImplicitHasher {
                     });
 
                     let mut ctr_vis = ImplicitHasherConstructorVisitor::new(cx, target);
-                    for item in items.iter().map(|item| cx.tcx.hir().impl_item(item.id)) {
+                    for item in impl_.items.iter().map(|item| cx.tcx.hir().impl_item(item.id)) {
                         ctr_vis.visit_impl_item(item);
                     }
 
@@ -2610,7 +2605,7 @@ impl<'tcx> LateLintPass<'tcx> for ImplicitHasher {
                             target.type_name()
                         ),
                         move |diag| {
-                            suggestion(cx, diag, generics.span, generics_suggestion_span, target, ctr_vis);
+                            suggestion(cx, diag, impl_.generics.span, generics_suggestion_span, target, ctr_vis);
                         },
                     );
                 }

diff --git a/clippy_lints/src/unnecessary_wraps.rs b/clippy_lints/src/unnecessary_wraps.rs
@@ -5,7 +5,7 @@ use crate::utils::{
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::intravisit::FnKind;
-use rustc_hir::{Body, ExprKind, FnDecl, HirId, ItemKind, Node};
+use rustc_hir::{Body, ExprKind, FnDecl, HirId, Impl, ItemKind, Node};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty::subst::GenericArgKind;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
@@ -77,7 +77,7 @@ impl<'tcx> LateLintPass<'tcx> for UnnecessaryWraps {
         if let Some(Node::Item(item)) = cx.tcx.hir().find(cx.tcx.hir().get_parent_node(hir_id)) {
             if matches!(
                 item.kind,
-                ItemKind::Impl { of_trait: Some(_), .. } | ItemKind::Trait(..)
+                ItemKind::Impl(Impl { of_trait: Some(_), .. }) | ItemKind::Trait(..)
             ) {
                 return;
             }

diff --git a/clippy_lints/src/unused_self.rs b/clippy_lints/src/unused_self.rs
@@ -1,7 +1,7 @@
 use if_chain::if_chain;
 use rustc_hir::def::Res;
 use rustc_hir::intravisit::{walk_path, NestedVisitorMap, Visitor};
-use rustc_hir::{HirId, ImplItem, ImplItemKind, ItemKind, Path};
+use rustc_hir::{HirId, Impl, ImplItem, ImplItemKind, ItemKind, Path};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::hir::map::Map;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
@@ -49,7 +49,7 @@ impl<'tcx> LateLintPass<'tcx> for UnusedSelf {
         let def_id = cx.tcx.hir().local_def_id(impl_item.hir_id);
         let assoc_item = cx.tcx.associated_item(def_id);
         if_chain! {
-            if let ItemKind::Impl { of_trait: None, .. } = parent_item.kind;
+            if let ItemKind::Impl(Impl { of_trait: None, .. }) = parent_item.kind;
             if assoc_item.fn_has_self_parameter;
             if let ImplItemKind::Fn(.., body_id) = &impl_item.kind;
             let body = cx.tcx.hir().body(*body_id);