38 lines
1.0 KiB
C++
38 lines
1.0 KiB
C++
#pragma once
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namespace details {
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template <typename TBase>
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using ArrayType = std::vector<std::function<std::unique_ptr<TBase>(void)>>;
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template <typename TBase, typename... TMessages>
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struct ArrayFiller {};
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template <typename TBase, typename... TMessages>
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struct ArrayFiller<TBase, std::tuple<TMessages...>> {
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static ArrayType<TBase> ArrayCreate() {
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ArrayType<TBase> array;
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array.reserve(sizeof...(TMessages));
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ArrayFiller<TBase, TMessages...>::ArrayAppend(array);
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return array;
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}
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};
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template <typename TBase, typename TMessage, typename... TMessages>
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struct ArrayFiller<TBase, TMessage, TMessages...> {
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static void ArrayAppend(details::ArrayType<TBase>& array) {
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ArrayFiller<TBase, TMessage>::ArrayAppend(array);
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ArrayFiller<TBase, TMessages...>::ArrayAppend(array);
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}
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};
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template <typename TBase, typename TMessage>
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struct ArrayFiller<TBase, TMessage> {
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static void ArrayAppend(details::ArrayType<TBase>& array) {
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array.push_back([]() -> std::unique_ptr<TBase> { return std::make_unique<TMessage>(); });
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}
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};
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} // namespace details
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