From ead669ade31ee703c407f96c0ce98d8f2991bdc8 Mon Sep 17 00:00:00 2001
From: Christoph Purrer <chpurrer@meta.com>
Date: Mon, 7 Jul 2025 11:04:01 -0700
Subject: [PATCH] Remove unused ReactCommon/TurboModuleUtils functions
 #deepCopyJSIObject and #deepCopyJSIArray (#52443)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/52443

Changelog: [General][Breaking] Remove unused ReactCommon/TurboModuleUtils functions #deepCopyJSIObject and #deepCopyJSIArray

Those are not used anymore

Reviewed By: cortinico

Differential Revision: D77771186

fbshipit-source-id: e1f5e34238567241b4204d58ff85fd9067e321df
---
 .../core/ReactCommon/TurboModuleUtils.cpp     | 53 -------------------
 .../core/ReactCommon/TurboModuleUtils.h       | 10 ++--
 2 files changed, 3 insertions(+), 60 deletions(-)

diff --git a/packages/react-native/ReactCommon/react/nativemodule/core/ReactCommon/TurboModuleUtils.cpp b/packages/react-native/ReactCommon/react/nativemodule/core/ReactCommon/TurboModuleUtils.cpp
index 2a7bbb51429..c3915063a6a 100644
--- a/packages/react-native/ReactCommon/react/nativemodule/core/ReactCommon/TurboModuleUtils.cpp
+++ b/packages/react-native/ReactCommon/react/nativemodule/core/ReactCommon/TurboModuleUtils.cpp
@@ -9,59 +9,6 @@
 
 namespace facebook::react {
 
-static jsi::Value deepCopyJSIValue(jsi::Runtime& rt, const jsi::Value& value) {
-  if (value.isNull()) {
-    return jsi::Value::null();
-  }
-
-  if (value.isBool()) {
-    return jsi::Value(value.getBool());
-  }
-
-  if (value.isNumber()) {
-    return jsi::Value(value.getNumber());
-  }
-
-  if (value.isString()) {
-    return value.getString(rt);
-  }
-
-  if (value.isObject()) {
-    jsi::Object o = value.getObject(rt);
-    if (o.isArray(rt)) {
-      return deepCopyJSIArray(rt, o.getArray(rt));
-    }
-    if (o.isFunction(rt)) {
-      return o.getFunction(rt);
-    }
-    return deepCopyJSIObject(rt, o);
-  }
-
-  return jsi::Value::undefined();
-}
-
-jsi::Object deepCopyJSIObject(jsi::Runtime& rt, const jsi::Object& obj) {
-  jsi::Object copy(rt);
-  jsi::Array propertyNames = obj.getPropertyNames(rt);
-  size_t size = propertyNames.size(rt);
-  for (size_t i = 0; i < size; i++) {
-    jsi::String name = propertyNames.getValueAtIndex(rt, i).getString(rt);
-    jsi::Value value = obj.getProperty(rt, name);
-    copy.setProperty(rt, name, deepCopyJSIValue(rt, value));
-  }
-  return copy;
-}
-
-jsi::Array deepCopyJSIArray(jsi::Runtime& rt, const jsi::Array& arr) {
-  size_t size = arr.size(rt);
-  jsi::Array copy(rt, size);
-  for (size_t i = 0; i < size; i++) {
-    copy.setValueAtIndex(
-        rt, i, deepCopyJSIValue(rt, arr.getValueAtIndex(rt, i)));
-  }
-  return copy;
-}
-
 Promise::Promise(jsi::Runtime& rt, jsi::Function resolve, jsi::Function reject)
     : LongLivedObject(rt),
       resolve_(std::move(resolve)),
diff --git a/packages/react-native/ReactCommon/react/nativemodule/core/ReactCommon/TurboModuleUtils.h b/packages/react-native/ReactCommon/react/nativemodule/core/ReactCommon/TurboModuleUtils.h
index 005fc1504ef..704116f97eb 100644
--- a/packages/react-native/ReactCommon/react/nativemodule/core/ReactCommon/TurboModuleUtils.h
+++ b/packages/react-native/ReactCommon/react/nativemodule/core/ReactCommon/TurboModuleUtils.h
@@ -7,18 +7,14 @@
 
 #pragma once
 
+#include <jsi/jsi.h>
+#include <react/bridging/LongLivedObject.h>
 #include <cassert>
+#include <functional>
 #include <string>
 
-#include <jsi/jsi.h>
-#include <react/bridging/CallbackWrapper.h>
-#include <react/bridging/LongLivedObject.h>
-
 namespace facebook::react {
 
-jsi::Object deepCopyJSIObject(jsi::Runtime& rt, const jsi::Object& obj);
-jsi::Array deepCopyJSIArray(jsi::Runtime& rt, const jsi::Array& arr);
-
 struct Promise : public LongLivedObject {
   Promise(jsi::Runtime& rt, jsi::Function resolve, jsi::Function reject);