Add the interface of ThrowError for ets_utils.

issue: https://gitee.com/openharmony/commonlibrary_ets_utils/issues/IAJFBK

Signed-off-by: Han <yqhanj@isoftstone.com>

tools/ets_error.h

@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef COMMONLIBRARY_ETS_UTILS_TOOLS_ETS_ERROR_H
+#define COMMONLIBRARY_ETS_UTILS_TOOLS_ETS_ERROR_H
+
+#include <string>
+
+#include "napi/native_api.h"
+#include "napi/native_node_api.h"
+
+namespace OHOS::Tools {
+class ErrorHelper {
+public:
+    ErrorHelper() = default;
+    ~ErrorHelper() = default;
+
+    static napi_value ThrowError(napi_env env, int32_t errCode, const char* errMessage)
+    {
+        napi_value errorValue = nullptr;
+        // err-name
+        std::string errName = "BusinessError";
+        napi_value name = nullptr;
+        napi_create_string_utf8(env, errName.c_str(), NAPI_AUTO_LENGTH, &name);
+        // err-code
+        napi_value code = nullptr;
+        napi_create_int32(env, errCode, &code);
+        // err-message
+        napi_value msg = nullptr;
+        napi_create_string_utf8(env, errMessage, NAPI_AUTO_LENGTH, &msg);
+
+        napi_create_error(env, nullptr, msg, &errorValue);
+        napi_set_named_property(env, errorValue, "code", code);
+        napi_set_named_property(env, errorValue, "name", name);
+
+        napi_throw(env, errorValue);
+        return nullptr;
+    }
+};
+} // namespace OHOS::Tools
+#endif /* COMMONLIBRARY_ETS_UTILS_TOOLS_ETS_ERROR_H */