1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 #ifndef NAPI_ARG_H
16 #define NAPI_ARG_H
17 
18 #include <memory>
19 
20 #include "app_log_wrapper.h"
21 #include "napi/native_api.h"
22 #include "napi/native_common.h"
23 #include "napi/native_node_api.h"
24 
25 namespace OHOS {
26 namespace AppExecFwk {
27 class NapiArg {
28 public:
NapiArg(napi_env env,napi_callback_info info)29     NapiArg(napi_env env, napi_callback_info info): env_(env), info_(info) {}
~NapiArg()30     ~NapiArg() {}
31 
32     bool Init(size_t minArgc, size_t maxArgc);
33 
34     size_t GetArgc() const;
35 
36     size_t GetMaxArgc() const;
37 
38     napi_value GetArgv(size_t pos) const;
39 
40     napi_value operator[](size_t pos) const;
41 
42 private:
43     napi_env env_ = nullptr;
44     napi_callback_info info_ = nullptr;
45     size_t argc_ = 0;
46     size_t maxArgc_ = 0;
47     std::unique_ptr<napi_value[]> argv_ = { nullptr };
48     napi_value thisArg_ = nullptr;
49 };
50 }
51 }
52 #endif