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https://github.com/quizhizhe/LiteLoaderBDS-1.16.40.git
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55 lines
1.3 KiB
C++
55 lines
1.3 KiB
C++
#ifndef SRC_ALIASED_STRUCT_INL_H_
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#define SRC_ALIASED_STRUCT_INL_H_
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#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
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#include "aliased_struct.h"
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#include "v8.h"
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#include <memory>
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namespace node {
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template <typename T>
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template <typename... Args>
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AliasedStruct<T>::AliasedStruct(v8::Isolate* isolate, Args&&... args)
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: isolate_(isolate) {
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const v8::HandleScope handle_scope(isolate);
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store_ = v8::ArrayBuffer::NewBackingStore(isolate, sizeof(T));
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ptr_ = new (store_->Data()) T(std::forward<Args>(args)...);
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DCHECK_NOT_NULL(ptr_);
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v8::Local<v8::ArrayBuffer> buffer = v8::ArrayBuffer::New(isolate, store_);
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buffer_ = v8::Global<v8::ArrayBuffer>(isolate, buffer);
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}
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template <typename T>
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AliasedStruct<T>::AliasedStruct(const AliasedStruct& that)
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: AliasedStruct(that.isolate_, *that) {}
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template <typename T>
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AliasedStruct<T>& AliasedStruct<T>::operator=(
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AliasedStruct<T>&& that) noexcept {
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this->~AliasedStruct();
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isolate_ = that.isolate_;
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store_ = that.store_;
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ptr_ = that.ptr_;
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buffer_ = std::move(that.buffer_);
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that.ptr_ = nullptr;
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that.store_.reset();
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return *this;
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}
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template <typename T>
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AliasedStruct<T>::~AliasedStruct() {
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if (ptr_ != nullptr) ptr_->~T();
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}
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} // namespace node
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#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
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#endif // SRC_ALIASED_STRUCT_INL_H_
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