Auto merge of #9007 - flip1995:rustup, r=flip1995

Rustup

r? `@ghost`

changelog: none

Author: bors

clippy_lints/src/almost_complete_letter_range.rs

@@ -90,7 +90,7 @@ fn check_range(cx: &EarlyContext<'_>, span: Span, start: &Expr, end: &Expr, sugg
                     diag.span_suggestion(
                         span,
                         "use an inclusive range",
-                        sugg.to_owned(),
+                        sugg,
                         Applicability::MaybeIncorrect,
                     );
                 }

clippy_lints/src/as_underscore.rs

@@ -63,7 +63,7 @@ impl<'tcx> LateLintPass<'tcx> for AsUnderscore {
                     diag.span_suggestion(
                         ty.span,
                         "consider giving the type explicitly",
-                        format!("{}", ty_resolved),
+                        ty_resolved,
                         Applicability::MachineApplicable,
                     );
             }

clippy_lints/src/attrs.rs

@@ -340,7 +340,7 @@ impl<'tcx> LateLintPass<'tcx> for Attributes {
                             for lint in lint_list {
                                 match item.kind {
                                     ItemKind::Use(..) => {
-                                        if is_word(lint, sym!(unused_imports))
+                                        if is_word(lint, sym::unused_imports)
                                             || is_word(lint, sym::deprecated)
                                             || is_word(lint, sym!(unreachable_pub))
                                             || is_word(lint, sym!(unused))
@@ -355,7 +355,7 @@ impl<'tcx> LateLintPass<'tcx> for Attributes {
                                         }
                                     },
                                     ItemKind::ExternCrate(..) => {
-                                        if is_word(lint, sym!(unused_imports)) && skip_unused_imports {
+                                        if is_word(lint, sym::unused_imports) && skip_unused_imports {
                                             return;
                                         }
                                         if is_word(lint, sym!(unused_extern_crates)) {

clippy_lints/src/blocks_in_if_conditions.rs

@@ -51,7 +51,7 @@ struct ExVisitor<'a, 'tcx> {
 
 impl<'a, 'tcx> Visitor<'tcx> for ExVisitor<'a, 'tcx> {
     fn visit_expr(&mut self, expr: &'tcx Expr<'tcx>) {
-        if let ExprKind::Closure(_, _, eid, _, _) = expr.kind {
+        if let ExprKind::Closure { body, .. } = expr.kind {
             // do not lint if the closure is called using an iterator (see #1141)
             if_chain! {
                 if let Some(parent) = get_parent_expr(self.cx, expr);
@@ -64,7 +64,7 @@ impl<'a, 'tcx> Visitor<'tcx> for ExVisitor<'a, 'tcx> {
                 }
             }
 
-            let body = self.cx.tcx.hir().body(eid);
+            let body = self.cx.tcx.hir().body(body);
             let ex = &body.value;
             if let ExprKind::Block(block, _) = ex.kind {
                 if !body.value.span.from_expansion() && !block.stmts.is_empty() {

clippy_lints/src/bytecount.rs

@@ -51,8 +51,8 @@ impl<'tcx> LateLintPass<'tcx> for ByteCount {
             if count.ident.name == sym::count;
             if let ExprKind::MethodCall(filter, [filter_recv, filter_arg], _) = count_recv.kind;
             if filter.ident.name == sym!(filter);
-            if let ExprKind::Closure(_, _, body_id, _, _) = filter_arg.kind;
-            let body = cx.tcx.hir().body(body_id);
+            if let ExprKind::Closure { body, .. } = filter_arg.kind;
+            let body = cx.tcx.hir().body(body);
             if let [param] = body.params;
             if let PatKind::Binding(_, arg_id, _, _) = strip_pat_refs(param.pat).kind;
             if let ExprKind::Binary(ref op, l, r) = body.value.kind;

clippy_lints/src/dereference.rs

@@ -514,7 +514,7 @@ fn is_linted_explicit_deref_position(parent: Option<Node<'_>>, child_id: HirId,
         | ExprKind::Loop(..)
         | ExprKind::Match(..)
         | ExprKind::Let(..)
-        | ExprKind::Closure(..)
+        | ExprKind::Closure{..}
         | ExprKind::Block(..)
         | ExprKind::Assign(..)
         | ExprKind::AssignOp(..)

clippy_lints/src/empty_structs_with_brackets.rs

@@ -44,7 +44,7 @@ impl EarlyLintPass for EmptyStructsWithBrackets {
                     diagnostic.span_suggestion_hidden(
                         span_after_ident,
                         "remove the brackets",
-                        ";".to_string(),
+                        ";",
                         Applicability::MachineApplicable);
                     },
             );

clippy_lints/src/enum_clike.rs

@@ -50,8 +50,8 @@ impl<'tcx> LateLintPass<'tcx> for UnportableVariant {
                         .tcx
                         .const_eval_poly(def_id.to_def_id())
                         .ok()
-                        .map(|val| rustc_middle::ty::Const::from_value(cx.tcx, val, ty));
-                    if let Some(Constant::Int(val)) = constant.and_then(miri_to_const) {
+                        .map(|val| rustc_middle::mir::ConstantKind::from_value(val, ty));
+                    if let Some(Constant::Int(val)) = constant.and_then(|c| miri_to_const(cx.tcx, c)) {
                         if let ty::Adt(adt, _) = ty.kind() {
                             if adt.is_enum() {
                                 ty = adt.repr().discr_type().to_ty(cx.tcx);

clippy_lints/src/eta_reduction.rs

@@ -78,7 +78,7 @@ impl<'tcx> LateLintPass<'tcx> for EtaReduction {
             return;
         }
         let body = match expr.kind {
-            ExprKind::Closure(_, _, id, _, _) => cx.tcx.hir().body(id),
+            ExprKind::Closure { body, .. } => cx.tcx.hir().body(body),
             _ => return,
         };
         if body.value.span.from_expansion() {

clippy_lints/src/infinite_iter.rs

@@ -159,8 +159,8 @@ fn is_infinite(cx: &LateContext<'_>, expr: &Expr<'_>) -> Finiteness {
                 }
             }
             if method.ident.name == sym!(flat_map) && args.len() == 2 {
-                if let ExprKind::Closure(_, _, body_id, _, _) = args[1].kind {
-                    let body = cx.tcx.hir().body(body_id);
+                if let ExprKind::Closure { body, .. } = args[1].kind {
+                    let body = cx.tcx.hir().body(body);
                     return is_infinite(cx, &body.value);
                 }
             }