mirror of
https://github.com/quizhizhe/LiteLoaderBDS-1.16.40.git
synced 2025-06-07 12:18:11 +00:00
92 lines
3.0 KiB
C++
92 lines
3.0 KiB
C++
/*
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* Tencent is pleased to support the open source community by making ScriptX available.
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* Copyright (C) 2021 THL A29 Limited, a Tencent company. All rights reserved.
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*
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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 <JavaScriptCore/JavaScript.h>
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#include "../../src/Reference.h"
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#include "../../src/Utils.h"
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#include "JscHelper.h"
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namespace script {
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namespace jsc_backend {
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void initString(const jsc_backend::StringHolderData &data) {
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if (!data.inited) {
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data.inited = true;
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if (data.jscStringRefHolder) {
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if (data.length == std::string::npos) {
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data.length = JSStringGetMaximumUTF8CStringSize(data.jscStringRefHolder.get());
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}
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data.stringContent.resize(data.length);
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auto length = JSStringGetUTF8CString(data.jscStringRefHolder.get(), data.stringContent.data(),
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data.length);
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data.length = length;
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data.stringContent.resize(length - 1);
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// NOLINTNEXTLINE(cppcoreguidelines-avoid-magic-numbers)
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if (data.stringContent.capacity() - length > 1024) {
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// string has too much wasted space, make a smaller copy
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data.stringContent = data.stringContent;
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}
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} else {
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data.length = 0;
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}
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}
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}
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} // namespace jsc_backend
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StringHolder::StringHolder(const script::Local<script::String> &string)
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: internalHolder_(string.val_.getSharedStringRef(jsc_backend::currentEngineContextChecked())) {}
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StringHolder::~StringHolder() = default;
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size_t StringHolder::length() const {
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jsc_backend::initString(internalHolder_);
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return internalHolder_.length - 1;
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}
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const char *StringHolder::c_str() const {
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jsc_backend::initString(internalHolder_);
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return internalHolder_.stringContent.c_str();
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}
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std::string_view StringHolder::stringView() const {
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jsc_backend::initString(internalHolder_);
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return internalHolder_.stringContent;
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}
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std::string StringHolder::string() const {
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jsc_backend::initString(internalHolder_);
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internalHolder_.inited = false;
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return std::move(internalHolder_.stringContent);
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}
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#if defined(__cpp_char8_t)
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// NOLINTNEXTLINE(clang-analyzer-cplusplus.InnerPointer)
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std::u8string StringHolder::u8string() const { return std::u8string(c_u8str(), length()); }
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std::u8string_view StringHolder::u8stringView() const {
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// NOLINTNEXTLINE(clang-analyzer-cplusplus.InnerPointer)
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return std::u8string_view(c_u8str(), length());
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}
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const char8_t *StringHolder::c_u8str() const { return reinterpret_cast<const char8_t *>(c_str()); }
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#endif
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} // namespace script
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