allow the warning

Author: ada4a

clippy_lints/src/unnested_or_patterns.rs

@@ -306,6 +306,7 @@ fn transform_with_focus_on_idx(alternatives: &mut ThinVec<Box<Pat>>, focus_idx:
 /// In particular, for a record pattern, the order in which the field patterns is irrelevant.
 /// So when we fixate on some `ident_k: pat_k`, we try to find `ident_k` in the other pattern
 /// and check that all `fp_i` where `i ∈ ((0...n) \ k)` between two patterns are equal.
+#[expect(clippy::borrowed_box, reason = "required by the signature of `eq_maybe_qself`")]
 fn extend_with_struct_pat(
     qself1: Option<&Box<ast::QSelf>>,
     path1: &ast::Path,
@@ -383,14 +384,15 @@ fn take_pat(from: &mut Pat) -> Pat {
 /// in `tail_or` if there are any and return if there were.
 fn extend_with_tail_or(target: &mut Pat, tail_or: ThinVec<Box<Pat>>) -> bool {
     fn extend(target: &mut Pat, mut tail_or: ThinVec<Box<Pat>>) {
-        // On an existing or-pattern in the target, append to it,
-        // otherwise convert the target to an or-pattern.
-        if let Or(ps) = &mut target.kind {
-            ps.append(&mut tail_or);
-        } else {
-            let mut init_or = thin_vec![Box::new(take_pat(target))];
-            init_or.append(&mut tail_or);
-            target.kind = Or(init_or);
+        match target {
+            // On an existing or-pattern in the target, append to it.
+            Pat { kind: Or(ps), .. } => ps.append(&mut tail_or),
+            // Otherwise convert the target to an or-pattern.
+            target => {
+                let mut init_or = thin_vec![Box::new(take_pat(target))];
+                init_or.append(&mut tail_or);
+                target.kind = Or(init_or);
+            },
         }
     }