polish

Author: ParkMyCar

clippy_lints/src/pub_underscore_fields.rs

@@ -1,7 +1,6 @@
 use clippy_utils::attrs::is_doc_hidden;
 use clippy_utils::diagnostics::span_lint_and_help;
 use clippy_utils::is_path_lang_item;
-// use rustc_ast::ast::{Item, ItemKind, VisibilityKind};
 use rustc_hir::{FieldDef, Item, ItemKind, LangItem};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty::Visibility;
@@ -31,7 +30,7 @@ declare_clippy_lint! {
     ///
     /// // OR
     ///
-    /// ```
+    /// ```rust
     /// struct FileHandle {
     ///     pub descriptor: usize,
     /// }
@@ -46,7 +45,7 @@ declare_lint_pass!(PubUnderscoreFields => [PUB_UNDERSCORE_FIELDS]);
 impl<'tcx> LateLintPass<'tcx> for PubUnderscoreFields {
     fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) {
         // This lint only pertains to structs.
-        let ItemKind::Struct(var, _) = &item.kind else {
+        let ItemKind::Struct(variant_data, _) = &item.kind else {
             return;
         };
 
@@ -61,9 +60,9 @@ impl<'tcx> LateLintPass<'tcx> for PubUnderscoreFields {
             case_1 || case_2
         };
 
-        for field in var.fields() {
-            // Only pertains to fields that start with an underscore, and are visible publically.
-            if field.ident.as_str().starts_with('_') && is_visible(&field)
+        for field in variant_data.fields() {
+            // Only pertains to fields that start with an underscore, and are public.
+            if field.ident.as_str().starts_with('_') && is_visible(field)
                 // We ignore fields that have `#[doc(hidden)]`.
                 && !is_doc_hidden(cx.tcx.hir().attrs(field.hir_id))
                 // We ignore fields that are `PhantomData`.