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
16 #include "worker_helper.h"
17
18 #include "native_engine/native_value.h"
19
20 namespace OHOS::CCRuntime::Worker {
21 const static int32_t MAXCHARLENGTH = 200;
22
IsString(napi_value value)23 bool NapiValueHelp::IsString(napi_value value)
24 {
25 auto valNative = reinterpret_cast<NativeValue*>(value);
26 return valNative == nullptr ? false : valNative->TypeOf() == NATIVE_STRING;
27 }
28
IsArray(napi_value value)29 bool NapiValueHelp::IsArray(napi_value value)
30 {
31 auto valNative = reinterpret_cast<NativeValue*>(value);
32 return valNative == nullptr ? false : valNative->IsArray();
33 }
34
IsConstructor(napi_env env,napi_callback_info cbInfo)35 bool NapiValueHelp::IsConstructor(napi_env env, napi_callback_info cbInfo)
36 {
37 napi_value* funcObj = nullptr;
38 napi_get_new_target(env, cbInfo, funcObj);
39 return funcObj != nullptr;
40 }
41
GetCallbackInfoArgc(napi_env env,napi_callback_info cbInfo)42 size_t NapiValueHelp::GetCallbackInfoArgc(napi_env env, napi_callback_info cbInfo)
43 {
44 size_t argc = 0;
45 napi_get_cb_info(env, cbInfo, &argc, nullptr, nullptr, nullptr);
46 return argc;
47 }
48
GetNamePropertyInParentPort(napi_env env,napi_ref parentPort,const char * name)49 napi_value NapiValueHelp::GetNamePropertyInParentPort(napi_env env, napi_ref parentPort, const char* name)
50 {
51 napi_value obj = nullptr;
52 napi_get_reference_value(env, parentPort, &obj);
53
54 napi_value value = nullptr;
55 napi_get_named_property(env, obj, name, &value);
56
57 return value;
58 }
59
GetUndefinedValue(napi_env env)60 napi_value NapiValueHelp::GetUndefinedValue(napi_env env)
61 {
62 napi_value result = nullptr;
63 napi_get_undefined(env, &result);
64 return result;
65 }
66
IsCallable(napi_env env,napi_value value)67 bool NapiValueHelp::IsCallable(napi_env env, napi_value value)
68 {
69 bool result = false;
70 napi_is_callable(env, value, &result);
71 return result;
72 }
73
IsCallable(napi_env env,napi_ref value)74 bool NapiValueHelp::IsCallable(napi_env env, napi_ref value)
75 {
76 napi_value obj = nullptr;
77 napi_get_reference_value(env, value, &obj);
78 if (obj == nullptr) {
79 return false;
80 }
81 return IsCallable(env, obj);
82 }
83
SetNamePropertyInGlobal(napi_env env,const char * name,napi_value value)84 void NapiValueHelp::SetNamePropertyInGlobal(napi_env env, const char* name, napi_value value)
85 {
86 napi_value object = nullptr;
87 napi_get_global(env, &object);
88 napi_set_named_property(env, object, name, value);
89 }
90
IsObject(napi_value value)91 bool NapiValueHelp::IsObject(napi_value value)
92 {
93 auto nativeValue = reinterpret_cast<NativeValue*>(value);
94 return nativeValue->TypeOf() == NATIVE_OBJECT;
95 }
96
GetString(napi_env env,napi_value value)97 char* NapiValueHelp::GetString(napi_env env, napi_value value)
98 {
99 size_t bufferSize = 0;
100 size_t strLength = 0;
101 napi_get_value_string_utf8(env, value, nullptr, 0, &bufferSize);
102 if (bufferSize > MAXCHARLENGTH) {
103 return nullptr;
104 }
105 char* buffer = new char[bufferSize + 1] { 0 };
106 napi_get_value_string_utf8(env, value, buffer, bufferSize + 1, &strLength);
107 return buffer;
108 }
109
GetBooleanValue(napi_env env,bool value)110 napi_value NapiValueHelp::GetBooleanValue(napi_env env, bool value)
111 {
112 napi_value result = nullptr;
113 napi_get_boolean(env, value, &result);
114 return result;
115 }
116 } // namespace OHOS::CCRuntime::Worker