feat:IR12

composeApp/src/ohosArm64Main/kotlin/com/lx/IR12/TestLambda.kt

+package com.lx.IR12
+
+import kotlinx.cinterop.ExperimentalForeignApi
+import platform.PerformanceAnalysisKit.HiLog.OH_LOG_Print
+import kotlin.experimental.ExperimentalNativeApi
+
+class TestLambda {
+    val stringPlus: (String, String) -> String = String::plus
+}
+
+@OptIn(ExperimentalNativeApi::class, ExperimentalForeignApi::class)
+@CName("TestLambdaStringPlus")
+fun TestLambdaStringPlus() {
+    val stringPlus = TestLambda().stringPlus("a========================", "b")
+    OH_LOG_Print(0u, 4u, 4660u, "TestLambda", stringPlus)
+}

composeApp/src/ohosX64Main/kotlin/com/lx/IR12/TestLambda.kt

+package com.lx.IR12
+
+import kotlinx.cinterop.ExperimentalForeignApi
+import platform.PerformanceAnalysisKit.HiLog.OH_LOG_Print
+import kotlin.experimental.ExperimentalNativeApi
+
+class TestLambda {
+    val stringPlus: (String, String) -> String = String::plus
+}
+
+@OptIn(ExperimentalNativeApi::class, ExperimentalForeignApi::class)
+@CName("TestLambdaStringPlus")
+fun TestLambdaStringPlus() {
+    val stringPlus = TestLambda().stringPlus("a========================", "b")
+    OH_LOG_Print(0u, 4u, 4660u, "TestLambda", stringPlus)
+}

harmonyApp/entry/src/main/cpp/napi_init.cpp

@@ -13,7 +13,13 @@ static napi_value NapiMainArkUIViewController(napi_env env, napi_callback_info /
     return reinterpret_cast<napi_value>(::MainArkUIViewController(env));
 }
 
+static napi_value nativeTestLambdaStringPlus(napi_env env, napi_callback_info /*info*/) {
+    TestLambdaStringPlus();
 
+    napi_value undefined;
+    napi_get_undefined(env, &undefined);
+    return undefined;
+}
 
 static napi_value nativeTestArkTsToKotin(napi_env env, napi_callback_info info) {
     testArkTsToKotin();
@@ -29,6 +35,7 @@ static napi_value Init(napi_env env, napi_value exports) {
     napi_property_descriptor desc[] = {
         {"MainArkUIViewController", nullptr, NapiMainArkUIViewController, nullptr, nullptr, nullptr, napi_default, nullptr},
         {"testArkTsToKotin", nullptr, nativeTestArkTsToKotin, nullptr, nullptr, nullptr, napi_default, nullptr},
+        {"testLambdaStringPlus", nullptr, nativeTestLambdaStringPlus, nullptr, nullptr, nullptr, napi_default, nullptr},
     };
     napi_define_properties(env, exports, sizeof(desc) / sizeof(desc[0]), desc);
     return exports;

harmonyApp/entry/src/main/cpp/types/libentry/Index.d.ts

@@ -4,9 +4,12 @@ export const MainArkUIViewController: () => ArkUIViewController
 
 export const testArkTsToKotin: () => void
 
+export const testLambdaStringPlus: () => void
+
 declare const nativeApi: {
   MainArkUIViewController: typeof MainArkUIViewController
   testArkTsToKotin: typeof testArkTsToKotin
+  testLambdaStringPlus: typeof testLambdaStringPlus
 }
 
 export default nativeApi

harmonyApp/entry/src/main/ets/pages/Index.ets

@@ -57,6 +57,12 @@ struct Index {
 
   build() {
     Column() {
+        Button('测试 Lambda')
+            .onClick(() => {
+              hilog.info(DOMAIN, 'Compose', 'testLambdaStringPlus button clicked');
+              nativeApi.testLambdaStringPlus();
+              hilog.info(DOMAIN, 'Compose', 'testLambdaStringPlus native call returned');
+            })
       if (this.controller) {
         Compose({
           controller: this.controller,