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https://gitee.com/openharmony/arkcompiler_ets_runtime
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86 lines
3.7 KiB
C++
86 lines
3.7 KiB
C++
/*
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* Copyright (c) 2021-2024 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "ecmascript/js_arguments.h"
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#include "ecmascript/js_tagged_value-inl.h"
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#include "ecmascript/object_factory.h"
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namespace panda::ecmascript {
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bool JSArguments::GetOwnProperty(JSThread *thread, const JSHandle<JSArguments> &args,
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const JSHandle<JSTaggedValue> &key, PropertyDescriptor &desc)
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{
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// 1 ~ 3 Let desc be OrdinaryGetOwnProperty(args, P).
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JSObject::OrdinaryGetOwnProperty(thread, JSHandle<JSObject>(args), key, desc);
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if (desc.IsEmpty()) {
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return true;
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}
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// 8.If IsDataDescriptor(desc) is true and P is "caller" and desc.[[Value]] is a strict mode Function object,
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// throw a TypeError exception.
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JSHandle<EcmaString> caller = thread->GetEcmaVM()->GetFactory()->NewFromASCII("caller");
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if (desc.IsDataDescriptor() && JSTaggedValue::SameValue(key.GetTaggedValue(), caller.GetTaggedValue()) &&
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desc.GetValue()->IsJSFunction()) {
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THROW_TYPE_ERROR_AND_RETURN(thread, "Arguments GetOwnProperty: type error", false);
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}
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// 9.Return desc.
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return true;
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}
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bool JSArguments::DefineOwnProperty(JSThread *thread, const JSHandle<JSArguments> &args,
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const JSHandle<JSTaggedValue> &key, const PropertyDescriptor &desc)
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{
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// 4.Let allowed be OrdinaryDefineOwnProperty(args, P, Desc).
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bool allowed = JSObject::OrdinaryDefineOwnProperty(thread, JSHandle<JSObject>(args), key, desc);
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// 5.ReturnIfAbrupt(allowed).
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RETURN_VALUE_IF_ABRUPT_COMPLETION(thread, allowed);
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// 8.Return true.
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return true;
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}
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OperationResult JSArguments::GetProperty(JSThread *thread, const JSHandle<JSArguments> &args,
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const JSHandle<JSTaggedValue> &key, const JSHandle<JSTaggedValue> &receiver)
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{
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// 5.If the value of isMapped is false, then
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// a.Return the result of calling the default ordinary object [[Get]] internal method (9.1.8)
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// on args passing P and Receiver as the arguments.
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return JSTaggedValue::GetProperty(thread, JSHandle<JSTaggedValue>::Cast(args), key, receiver);
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}
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bool JSArguments::SetProperty(JSThread *thread, const JSHandle<JSArguments> &args, const JSHandle<JSTaggedValue> &key,
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const JSHandle<JSTaggedValue> &value, const JSHandle<JSTaggedValue> &receiver)
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{
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// 5.Return the result of calling the default ordinary object [[Set]] internal method (9.1.9)
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// on args passing P, V and Receiver as the arguments.
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return JSTaggedValue::SetProperty(thread, JSHandle<JSTaggedValue>::Cast(args), key, value, receiver);
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}
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bool JSArguments::DeleteProperty(JSThread *thread, const JSHandle<JSArguments> &args,
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const JSHandle<JSTaggedValue> &key)
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{
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// 4.Let result be the result of calling the default [[Delete]] internal method for ordinary objects (9.1.10)
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// on the arguments object passing P as the argument.
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bool result = JSTaggedValue::DeleteProperty(thread, JSHandle<JSTaggedValue>(args), key);
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// 5.ReturnIfAbrupt(result).
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RETURN_VALUE_IF_ABRUPT_COMPLETION(thread, result);
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// 7.Return result.
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return result;
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}
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} // namespace panda::ecmascript
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