From 04c99726a74305ae9c487758cd208c5e7b7853f5 Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Fri, 15 Sep 2023 12:46:00 -0600
Subject: [PATCH] Recurse over fold expr in just one place

---
 tests/test_precedence.rs | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/tests/test_precedence.rs b/tests/test_precedence.rs
index 4743e87de8..bf0510bb38 100644
--- a/tests/test_precedence.rs
+++ b/tests/test_precedence.rs
@@ -406,10 +406,12 @@ fn syn_brackets(syn_expr: syn::Expr) -> syn::Expr {
 
     impl Fold for ParenthesizeEveryExpr {
         fn fold_expr(&mut self, expr: Expr) -> Expr {
-            if needs_paren(&expr) {
-                parenthesize(fold_expr(self, expr))
+            let needs_paren = needs_paren(&expr);
+            let folded = fold_expr(self, expr);
+            if needs_paren {
+                parenthesize(folded)
             } else {
-                fold_expr(self, expr)
+                folded
             }
         }