From ec4c73db0b2936d94c3e9a584190b02e6eb58941 Mon Sep 17 00:00:00 2001
From: Benoit Blanchon <git@benoitblanchon.fr>
Date: Mon, 3 Jul 2023 10:29:16 +0200
Subject: [PATCH] Use `CollectionIterator` in `CollectionData::nesting()`

---
 src/ArduinoJson/Collection/CollectionImpl.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ArduinoJson/Collection/CollectionImpl.hpp b/src/ArduinoJson/Collection/CollectionImpl.hpp
index cf192f38..8ca33a1f 100644
--- a/src/ArduinoJson/Collection/CollectionImpl.hpp
+++ b/src/ArduinoJson/Collection/CollectionImpl.hpp
@@ -84,8 +84,8 @@ inline size_t CollectionData::memoryUsage() const {
 
 inline size_t CollectionData::nesting() const {
   size_t maxChildNesting = 0;
-  for (const VariantSlot* s = head_; s; s = s->next()) {
-    size_t childNesting = s->data()->nesting();
+  for (auto it = createIterator(); !it.done(); it.next()) {
+    size_t childNesting = it->nesting();
     if (childNesting > maxChildNesting)
       maxChildNesting = childNesting;
   }