mirror of
https://gitee.com/openharmony/arkcompiler_ets_runtime
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65 lines
3.3 KiB
C++
65 lines
3.3 KiB
C++
/*
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* Copyright (c) 2021 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/template_string.h"
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#include "ecmascript/global_env.h"
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#include "ecmascript/template_map.h"
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namespace panda::ecmascript {
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JSHandle<JSTaggedValue> TemplateString::GetTemplateObject(JSThread *thread, JSHandle<JSTaggedValue> templateLiteral)
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{
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JSHandle<GlobalEnv> env = thread->GetEcmaVM()->GetGlobalEnv();
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JSHandle<JSTaggedValue> rawStringsTag = JSObject::GetProperty(thread, templateLiteral, 0).GetValue();
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RETURN_HANDLE_IF_ABRUPT_COMPLETION(JSTaggedValue, thread);
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JSHandle<JSTaggedValue> templateMapTag = env->GetTemplateMap();
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JSHandle<TemplateMap> templateMap(templateMapTag);
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int32_t element = templateMap->FindEntry(rawStringsTag.GetTaggedValue());
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if (element != -1) {
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return JSHandle<JSTaggedValue>(thread, templateMap->GetValue(element));
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}
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JSHandle<JSTaggedValue> cookedStringsTag = JSObject::GetProperty(thread, templateLiteral, 1).GetValue();
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RETURN_HANDLE_IF_ABRUPT_COMPLETION(JSTaggedValue, thread);
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JSHandle<JSArray> cookedStrings(cookedStringsTag);
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uint32_t count = cookedStrings->GetArrayLength();
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auto countNum = JSTaggedNumber(count);
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JSHandle<JSTaggedValue> templateArr = JSArray::ArrayCreate(thread, countNum);
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RETURN_HANDLE_IF_ABRUPT_COMPLETION(JSTaggedValue, thread);
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JSHandle<JSTaggedValue> rawArr = JSArray::ArrayCreate(thread, countNum);
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RETURN_HANDLE_IF_ABRUPT_COMPLETION(JSTaggedValue, thread);
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JSHandle<JSObject> templateObj(templateArr);
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JSHandle<JSObject> rawObj(rawArr);
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for (uint32_t i = 0; i < count; i++) {
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JSHandle<JSTaggedValue> cookedValue = JSObject::GetProperty(thread, cookedStringsTag, i).GetValue();
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RETURN_HANDLE_IF_ABRUPT_COMPLETION(JSTaggedValue, thread);
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PropertyDescriptor descCooked(thread, cookedValue, true, false, false);
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JSArray::DefineOwnProperty(thread, templateObj, i, descCooked);
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JSHandle<JSTaggedValue> rawValue = JSObject::GetProperty(thread, rawStringsTag, i).GetValue();
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RETURN_HANDLE_IF_ABRUPT_COMPLETION(JSTaggedValue, thread);
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PropertyDescriptor descRaw(thread, rawValue, true, false, false);
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JSArray::DefineOwnProperty(thread, rawObj, i, descRaw);
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}
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JSObject::SetIntegrityLevel(thread, rawObj, IntegrityLevel::FROZEN);
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ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
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JSHandle<JSTaggedValue> raw(factory->NewFromASCII("raw"));
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PropertyDescriptor desc(thread, rawArr, false, false, false);
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JSArray::DefineOwnProperty(thread, templateObj, raw, desc);
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JSObject::SetIntegrityLevel(thread, templateObj, IntegrityLevel::FROZEN);
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TemplateMap::Insert(thread, templateMap, rawStringsTag, templateArr);
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env->SetTemplateMap(thread, templateMap.GetTaggedValue());
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return templateArr;
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}
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} // namespace panda::ecmascript
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