nits

Author: nyurik

clippy_lints/src/manual_ignore_case_cmp.rs

@@ -45,8 +45,6 @@ enum MatchType<'a, 'b> {
     Literal(&'b LitKind),
 }
 
-// && let MethodCall(right_path, right_val, _, _) = right.kind
-// && left_path.ident == right_path.ident
 fn get_ascii_type<'a, 'b>(cx: &LateContext<'a>, kind: rustc_hir::ExprKind<'b>) -> Option<(Span, MatchType<'a, 'b>)> {
     if let MethodCall(path, expr, _, _) = kind {
         let is_lower = match path.ident.name.as_str() {
@@ -56,7 +54,7 @@ fn get_ascii_type<'a, 'b>(cx: &LateContext<'a>, kind: rustc_hir::ExprKind<'b>) -
         };
         let ty_raw = cx.typeck_results().expr_ty(expr);
         let ty = ty_raw.peel_refs();
-        if needs_ref_to_cmp(cx, ty)
+        if (ty_raw.is_ref() && needs_ref_to_cmp(cx, ty))
             || ty.is_str()
             || ty.is_slice()
             || matches!(get_type_diagnostic_name(cx, ty), Some(sym::OsStr | sym::OsString))