From d5749e093e5309162d64aa814d4aa94e0df242a2 Mon Sep 17 00:00:00 2001
From: WOO HYUK KO <kowoohyuk91@gmail.com>
Date: Sun, 12 May 2024 07:41:26 +0900
Subject: [PATCH] fix(iOS): Replace unsupported nullish coalescing operator for
 older iOS versions (#3388)

---
 apple/RNCWebViewImpl.m | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/apple/RNCWebViewImpl.m b/apple/RNCWebViewImpl.m
index bf166709f..3203f8012 100644
--- a/apple/RNCWebViewImpl.m
+++ b/apple/RNCWebViewImpl.m
@@ -1683,10 +1683,10 @@ - (void)setInjectedJavaScriptObject:(NSString *)source
     initWithSource: [
       NSString
       stringWithFormat:
-       @"window.%@ ??= {};"
+       @"window.%@ = window.%@ || {};"
       "window.%@.injectedObjectJson = function () {"
       "  return `%@`;"
-      "};", MessageHandlerName, MessageHandlerName, source
+      "};", MessageHandlerName, MessageHandlerName, MessageHandlerName, source
     ]
     injectionTime:WKUserScriptInjectionTimeAtDocumentStart
     /* TODO: For a separate (minor) PR: use logic like this (as react-native-wkwebview does) so that messaging can be used in all frames if desired.
@@ -1734,10 +1734,10 @@ - (void)setMessagingEnabled:(BOOL)messagingEnabled {
     initWithSource: [
       NSString
       stringWithFormat:
-       @"window.%@ ??= {};"
+       @"window.%@ = window.%@ || {};"
       "window.%@.postMessage = function (data) {"
       "  window.webkit.messageHandlers.%@.postMessage(String(data));"
-      "};", MessageHandlerName, MessageHandlerName, MessageHandlerName
+      "};", MessageHandlerName, MessageHandlerName, MessageHandlerName, MessageHandlerName
     ]
     injectionTime:WKUserScriptInjectionTimeAtDocumentStart
     /* TODO: For a separate (minor) PR: use logic like this (as react-native-wkwebview does) so that messaging can be used in all frames if desired.