[iOS] Turbo module: Fixes dictionary stripped out when value is null

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlags.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<e9a109fd77667dd0cb945ef6ef9737f2>>
+ * @generated SignedSource<<cac0bb7b4f25d369550064d60b8f48f6>>
  */
 
 /**
@@ -162,6 +162,12 @@ public object ReactNativeFeatureFlags {
   @JvmStatic
   public fun enableMainQueueModulesOnIOS(): Boolean = accessor.enableMainQueueModulesOnIOS()
 
+  /**
+   * Enable NSNull conversion when handling module arguments on iOS
+   */
+  @JvmStatic
+  public fun enableModuleArgumentNSNullConversionIOS(): Boolean = accessor.enableModuleArgumentNSNullConversionIOS()
+
   /**
    * Parse CSS strings using the Fabric CSS parser instead of ViewConfig processing
    */

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsCxxAccessor.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<1a5cd689229d4e0c31070123045e84da>>
+ * @generated SignedSource<<14ab91360bebaf87ddd21db7de901d42>>
  */
 
 /**
@@ -42,6 +42,7 @@ internal class ReactNativeFeatureFlagsCxxAccessor : ReactNativeFeatureFlagsAcces
   private var enableLayoutAnimationsOnAndroidCache: Boolean? = null
   private var enableLayoutAnimationsOnIOSCache: Boolean? = null
   private var enableMainQueueModulesOnIOSCache: Boolean? = null
+  private var enableModuleArgumentNSNullConversionIOSCache: Boolean? = null
   private var enableNativeCSSParsingCache: Boolean? = null
   private var enableNetworkEventReportingCache: Boolean? = null
   private var enableNewBackgroundAndBorderDrawablesCache: Boolean? = null
@@ -267,6 +268,15 @@ internal class ReactNativeFeatureFlagsCxxAccessor : ReactNativeFeatureFlagsAcces
     return cached
   }
 
+  override fun enableModuleArgumentNSNullConversionIOS(): Boolean {
+    var cached = enableModuleArgumentNSNullConversionIOSCache
+    if (cached == null) {
+      cached = ReactNativeFeatureFlagsCxxInterop.enableModuleArgumentNSNullConversionIOS()
+      enableModuleArgumentNSNullConversionIOSCache = cached
+    }
+    return cached
+  }
+
   override fun enableNativeCSSParsing(): Boolean {
     var cached = enableNativeCSSParsingCache
     if (cached == null) {

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsCxxInterop.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<c39d0c1834797b3309b4fc5ce814280c>>
+ * @generated SignedSource<<be5b2c2478f2c8fe61766f1b0e01d378>>
  */
 
 /**
@@ -72,6 +72,8 @@ public object ReactNativeFeatureFlagsCxxInterop {
 
   @DoNotStrip @JvmStatic public external fun enableMainQueueModulesOnIOS(): Boolean
 
+  @DoNotStrip @JvmStatic public external fun enableModuleArgumentNSNullConversionIOS(): Boolean
+
   @DoNotStrip @JvmStatic public external fun enableNativeCSSParsing(): Boolean
 
   @DoNotStrip @JvmStatic public external fun enableNetworkEventReporting(): Boolean

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsDefaults.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<7f357475254104729cc7910c14e1c1fb>>
+ * @generated SignedSource<<6ffb759acef327fcf5e636c45d582b95>>
  */
 
 /**
@@ -67,6 +67,8 @@ public open class ReactNativeFeatureFlagsDefaults : ReactNativeFeatureFlagsProvi
 
   override fun enableMainQueueModulesOnIOS(): Boolean = false
 
+  override fun enableModuleArgumentNSNullConversionIOS(): Boolean = true
+
   override fun enableNativeCSSParsing(): Boolean = false
 
   override fun enableNetworkEventReporting(): Boolean = false

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsLocalAccessor.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<14cd1a58bd153dedda045a72c1494caa>>
+ * @generated SignedSource<<dce5453cd5fff3afb47e56335bf63443>>
  */
 
 /**
@@ -46,6 +46,7 @@ internal class ReactNativeFeatureFlagsLocalAccessor : ReactNativeFeatureFlagsAcc
   private var enableLayoutAnimationsOnAndroidCache: Boolean? = null
   private var enableLayoutAnimationsOnIOSCache: Boolean? = null
   private var enableMainQueueModulesOnIOSCache: Boolean? = null
+  private var enableModuleArgumentNSNullConversionIOSCache: Boolean? = null
   private var enableNativeCSSParsingCache: Boolean? = null
   private var enableNetworkEventReportingCache: Boolean? = null
   private var enableNewBackgroundAndBorderDrawablesCache: Boolean? = null
@@ -293,6 +294,16 @@ internal class ReactNativeFeatureFlagsLocalAccessor : ReactNativeFeatureFlagsAcc
     return cached
   }
 
+  override fun enableModuleArgumentNSNullConversionIOS(): Boolean {
+    var cached = enableModuleArgumentNSNullConversionIOSCache
+    if (cached == null) {
+      cached = currentProvider.enableModuleArgumentNSNullConversionIOS()
+      accessedFeatureFlags.add("enableModuleArgumentNSNullConversionIOS")
+      enableModuleArgumentNSNullConversionIOSCache = cached
+    }
+    return cached
+  }
+
   override fun enableNativeCSSParsing(): Boolean {
     var cached = enableNativeCSSParsingCache
     if (cached == null) {

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsProvider.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<593b1d64dc31038140032a6b0a439700>>
+ * @generated SignedSource<<acd1d6bf6c9d0f396eb2abc983093d71>>
  */
 
 /**
@@ -67,6 +67,8 @@ public interface ReactNativeFeatureFlagsProvider {
 
   @DoNotStrip public fun enableMainQueueModulesOnIOS(): Boolean
 
+  @DoNotStrip public fun enableModuleArgumentNSNullConversionIOS(): Boolean
+
   @DoNotStrip public fun enableNativeCSSParsing(): Boolean
 
   @DoNotStrip public fun enableNetworkEventReporting(): Boolean

packages/react-native/ReactAndroid/src/main/jni/react/featureflags/JReactNativeFeatureFlagsCxxInterop.cpp

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<d74dc8182a14fddbd7118149298515bd>>
+ * @generated SignedSource<<b11650946b8961533c2d581919ad7beb>>
  */
 
 /**
@@ -171,6 +171,12 @@ class ReactNativeFeatureFlagsJavaProvider
     return method(javaProvider_);
   }
 
+  bool enableModuleArgumentNSNullConversionIOS() override {
+    static const auto method =
+        getReactNativeFeatureFlagsProviderJavaClass()->getMethod<jboolean()>("enableModuleArgumentNSNullConversionIOS");
+    return method(javaProvider_);
+  }
+
   bool enableNativeCSSParsing() override {
     static const auto method =
         getReactNativeFeatureFlagsProviderJavaClass()->getMethod<jboolean()>("enableNativeCSSParsing");
@@ -441,6 +447,11 @@ bool JReactNativeFeatureFlagsCxxInterop::enableMainQueueModulesOnIOS(
   return ReactNativeFeatureFlags::enableMainQueueModulesOnIOS();
 }
 
+bool JReactNativeFeatureFlagsCxxInterop::enableModuleArgumentNSNullConversionIOS(
+    facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop> /*unused*/) {
+  return ReactNativeFeatureFlags::enableModuleArgumentNSNullConversionIOS();
+}
+
 bool JReactNativeFeatureFlagsCxxInterop::enableNativeCSSParsing(
     facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop> /*unused*/) {
   return ReactNativeFeatureFlags::enableNativeCSSParsing();
@@ -668,6 +679,9 @@ void JReactNativeFeatureFlagsCxxInterop::registerNatives() {
       makeNativeMethod(
         "enableMainQueueModulesOnIOS",
         JReactNativeFeatureFlagsCxxInterop::enableMainQueueModulesOnIOS),
+      makeNativeMethod(
+        "enableModuleArgumentNSNullConversionIOS",
+        JReactNativeFeatureFlagsCxxInterop::enableModuleArgumentNSNullConversionIOS),
       makeNativeMethod(
         "enableNativeCSSParsing",
         JReactNativeFeatureFlagsCxxInterop::enableNativeCSSParsing),

packages/react-native/ReactAndroid/src/main/jni/react/featureflags/JReactNativeFeatureFlagsCxxInterop.h

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<a5ab0022f6a01bd6e929d36d9d87db10>>
+ * @generated SignedSource<<0e589a2a6041ffafcf7d2a7b67639719>>
  */
 
 /**
@@ -96,6 +96,9 @@ class JReactNativeFeatureFlagsCxxInterop
   static bool enableMainQueueModulesOnIOS(
     facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop>);
 
+  static bool enableModuleArgumentNSNullConversionIOS(
+    facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop>);
+
   static bool enableNativeCSSParsing(
     facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop>);
 

packages/react-native/ReactCommon/react/featureflags/ReactNativeFeatureFlags.cpp

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<88fdbea2f97f628187164a47a9737da0>>
+ * @generated SignedSource<<18fbe55eaefa17a3432b199121dedc62>>
  */
 
 /**
@@ -114,6 +114,10 @@ bool ReactNativeFeatureFlags::enableMainQueueModulesOnIOS() {
   return getAccessor().enableMainQueueModulesOnIOS();
 }
 
+bool ReactNativeFeatureFlags::enableModuleArgumentNSNullConversionIOS() {
+  return getAccessor().enableModuleArgumentNSNullConversionIOS();
+}
+
 bool ReactNativeFeatureFlags::enableNativeCSSParsing() {
   return getAccessor().enableNativeCSSParsing();
 }

packages/react-native/ReactCommon/react/featureflags/ReactNativeFeatureFlags.h

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<a4123bc6f44835c022a1a5238908674c>>
+ * @generated SignedSource<<c47af8c08fd28df8f937a2f24caf037d>>
  */
 
 /**
@@ -149,6 +149,11 @@ class ReactNativeFeatureFlags {
    */
   RN_EXPORT static bool enableMainQueueModulesOnIOS();
 
+  /**
+   * Enable NSNull conversion when handling module arguments on iOS
+   */
+  RN_EXPORT static bool enableModuleArgumentNSNullConversionIOS();
+
   /**
    * Parse CSS strings using the Fabric CSS parser instead of ViewConfig processing
    */