starmen1265
ed21658256
CSharpParamDefaultValueMetas.cs和ubtplugin.csproj和declarationGenerator.cpp和PropertyTranslator.cpp对UserDefinedStruct.h的引用
1843 lines
62 KiB
C++
1843 lines
62 KiB
C++
/*
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* Tencent is pleased to support the open source community by making Puerts available.
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* Copyright (C) 2020 THL A29 Limited, a Tencent company. All rights reserved.
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* Puerts is licensed under the BSD 3-Clause License, except for the third-party components listed in the file 'LICENSE' which may
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* be subject to their corresponding license terms. This file is subject to the terms and conditions defined in file 'LICENSE',
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* which is part of this source code package.
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*/
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#pragma once
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#include <tuple>
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#include <type_traits>
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#include <vector>
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#include "TypeInfo.hpp"
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#include <type_traits>
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#if defined(WITH_THROW_IN_CPP) && !defined(THREAD_LOCAL_IMPL_THROW)
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#include <exception>
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#include <cstring>
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#endif
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namespace PUERTS_NAMESPACE
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{
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template <typename T, typename = void>
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struct ArgumentBufferType
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{
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using type = typename std::decay<T>::type*;
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};
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template <class... Args>
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unsigned int Count(Args&&... args)
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{
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return sizeof...(Args);
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}
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template <typename T>
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struct ArgumentBufferType<T*, typename std::enable_if<is_script_type<T>::value && !std::is_const<T>::value>::type>
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{
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using type = typename std::decay<T>::type;
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};
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template <typename T>
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struct ArgumentBufferType<T,
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typename std::enable_if<std::is_lvalue_reference<T>::value && !std::is_const<typename std::remove_reference<T>::type>::value &&
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std::is_constructible<typename std::decay<T>::type>::value &&
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std::is_copy_constructible<typename std::decay<T>::type>::value &&
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std::is_destructible<typename std::decay<T>::type>::value>::type>
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{
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using type = typename std::decay<T>::type;
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};
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namespace internal
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{
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template <typename T, typename = void>
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struct ConverterDecay
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{
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using type = typename std::decay<T>::type;
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};
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template <typename T>
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struct ConverterDecay<T, typename std::enable_if<std::is_lvalue_reference<T>::value &&
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!std::is_const<typename std::remove_reference<T>::type>::value>::type>
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{
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using type = std::reference_wrapper<typename std::decay<T>::type>;
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};
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template <class...>
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using Void_t = void;
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namespace traits
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{
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template <typename Args>
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struct TupleTrait;
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template <typename HeadT, typename... TailT>
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struct TupleTrait<std::tuple<HeadT, TailT...>>
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{
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using Head = HeadT;
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using Tail = std::tuple<TailT...>;
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static constexpr size_t count = 1 + sizeof...(TailT);
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template <size_t i>
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using Arg = typename std::tuple_element<i, std::tuple<HeadT, TailT...>>::type;
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};
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template <>
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struct TupleTrait<std::tuple<>>
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{
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using Tail = std::tuple<>;
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static constexpr size_t count = 0;
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};
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template <typename Func, typename Enable = void>
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struct FunctionTrait;
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template <typename Ret, typename... Args>
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struct FunctionTrait<Ret (*)(Args...)>
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{
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using ReturnType = Ret;
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using Arguments = std::tuple<Args...>;
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};
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template <typename C, typename Ret, typename... Args>
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struct FunctionTrait<Ret (C::*)(Args...)> : FunctionTrait<Ret (*)(Args...)>
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{
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};
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template <typename C, typename Ret, typename... Args>
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struct FunctionTrait<Ret (C::*)(Args...) const> : FunctionTrait<Ret (*)(Args...)>
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{
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};
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template <typename C, typename Ret, typename... Args>
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struct FunctionTrait<Ret (C::*)(Args...) volatile> : FunctionTrait<Ret (*)(Args...)>
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{
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};
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template <typename C, typename Ret, typename... Args>
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struct FunctionTrait<Ret (C::*)(Args...) const volatile> : FunctionTrait<Ret (*)(Args...)>
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{
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};
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// functor and lambda
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template <typename Functor>
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struct FunctionTrait<Functor, Void_t<decltype(&Functor::operator())>>
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{
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private:
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using FunctorTrait = FunctionTrait<decltype(&Functor::operator())>;
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public:
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using ReturnType = typename FunctorTrait::ReturnType;
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using Arguments = typename TupleTrait<typename FunctorTrait::Arguments>::Tail;
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};
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// decay: remove const, reference; function type to function pointer
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template <typename Func>
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struct FunctionTrait<Func, typename std::enable_if<!std::is_same<Func, typename std::decay<Func>::type>::value>::type>
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: FunctionTrait<typename std::decay<Func>::type>
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{
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};
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} // namespace traits
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template <typename API, std::size_t, std::size_t, typename...>
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struct ArgumentChecker
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{
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static bool Check(typename API::CallbackInfoType Info, typename API::ContextType Context)
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{
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return true;
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}
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};
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template <typename API, std::size_t Pos, std::size_t StopPos, typename ArgType, typename... Rest>
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struct ArgumentChecker<API, Pos, StopPos, ArgType, Rest...>
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{
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static constexpr int NextPos = Pos + 1;
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template <typename T>
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using DecayTypeConverter = typename API::template Converter<typename ConverterDecay<T>::type>;
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static bool Check(typename API::CallbackInfoType Info, typename API::ContextType Context)
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{
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if (Pos >= StopPos)
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return true;
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if (!DecayTypeConverter<ArgType>::accept(Context, API::GetArg(Info, Pos)))
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{
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return false;
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}
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return ArgumentChecker<API, NextPos, StopPos, Rest...>::Check(Info, Context);
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}
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};
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template <typename API, typename Enable = void>
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struct ExceptionHandle;
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template <typename API>
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struct ExceptionHandle<API, typename std::enable_if<std::is_pointer<typename API::CallbackInfoType>::value>::type>
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{
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#if defined(WITH_THROW_IN_CPP) && defined(THREAD_LOCAL_IMPL_THROW)
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// TripleOp : 1. init; 2. get state; 3. throw
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static bool TripleOp(typename API::CallbackInfoType info, const char* error_msg, bool b_get_state)
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{
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thread_local typename API::CallbackInfoType s_info;
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thread_local bool s_throwed;
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if (b_get_state)
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{
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return s_throwed;
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}
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if (error_msg)
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{
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API::ThrowException(s_info, error_msg);
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s_throwed = true;
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return true;
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}
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else
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{
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s_info = info;
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s_throwed = false;
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return false;
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}
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}
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#endif
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static void Throw(const char* error_msg)
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{
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#if defined(WITH_THROW_IN_CPP) && defined(THREAD_LOCAL_IMPL_THROW)
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// throw
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TripleOp(nullptr, error_msg, false);
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#endif
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}
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};
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#if defined(WITH_THROW_IN_CPP) && !defined(THREAD_LOCAL_IMPL_THROW)
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struct UserException : std::exception
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{
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UserException(const char* msg)
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{
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auto len = strlen(msg);
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Msg = new char[len + 1];
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strncpy(Msg, msg, len);
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Msg[len] = '\0';
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}
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~UserException() noexcept
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{
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delete[] Msg;
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}
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const char* what() const noexcept override
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{
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return Msg;
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}
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char* Msg;
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};
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#endif
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template <typename API>
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struct ExceptionHandle<API, typename std::enable_if<!std::is_pointer<typename API::CallbackInfoType>::value>::type>
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{
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#if defined(WITH_THROW_IN_CPP) && defined(THREAD_LOCAL_IMPL_THROW)
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// Triple operate
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// 1. init: info is not null, error_msg is null, b_get_state is false;
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// 2. get state: b_get_state is true;
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// 3. throw: error_msg is not null, b_get_state is false;
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static bool TripleOp(typename API::CallbackInfoType info, const char* error_msg, bool b_get_state)
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{
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thread_local typename std::decay<typename API::CallbackInfoType>::type* s_info;
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thread_local bool s_throwed;
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if (b_get_state)
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{
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return s_throwed;
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}
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if (error_msg)
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{
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API::ThrowException(*s_info, error_msg);
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s_throwed = true;
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return true;
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}
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else
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{
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s_info = (typename std::decay<typename API::CallbackInfoType>::type*) &info;
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s_throwed = false;
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return false;
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}
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}
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#endif
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static void Throw(const char* error_msg)
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{
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#if defined(WITH_THROW_IN_CPP)
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#if defined(THREAD_LOCAL_IMPL_THROW)
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typename std::decay<typename API::CallbackInfoType>::type* pinfo = nullptr;
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// throw
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TripleOp(*pinfo, error_msg, false);
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#else
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throw UserException(error_msg);
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#endif
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#endif
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}
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};
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template <typename, typename, bool, bool, bool, bool>
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struct FuncCallHelper
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{
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};
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template <typename API, typename Ret, typename... Args, bool CheckArguments, bool ReturnByPointer, bool ScriptTypePtrAsRef,
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bool GetSelfFromData>
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struct FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, CheckArguments, ReturnByPointer, ScriptTypePtrAsRef,
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GetSelfFromData>
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{
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private:
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template <bool Enable, std::size_t ND, typename... CArgs>
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struct ArgumentsChecker;
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template <typename T>
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using DecayTypeConverter = typename API::template Converter<typename ConverterDecay<T>::type>;
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template <std::size_t ND, typename... CArgs>
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struct ArgumentsChecker<true, ND, CArgs...>
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{
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static constexpr auto ArgsLength = sizeof...(CArgs);
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static bool Check(typename API::ContextType context, typename API::CallbackInfoType info)
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{
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if (ND == 0 ? API::GetArgsLen(info) != ArgsLength : API::GetArgsLen(info) < (ArgsLength - ND))
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return false;
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if (!ArgumentChecker<API, 0, ArgsLength - ND, CArgs...>::Check(info, context))
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return false;
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return true;
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}
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};
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template <std::size_t ND, typename... CArgs>
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struct ArgumentsChecker<false, ND, CArgs...>
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{
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static constexpr auto ArgsLength = sizeof...(CArgs);
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static bool Check(typename API::ContextType context, typename API::CallbackInfoType info)
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{
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return true;
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}
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};
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template <typename T, typename = void>
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struct ArgumentType
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{
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using type = typename std::decay<T>::type;
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};
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template <typename T>
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struct ArgumentType<T, typename std::enable_if<(is_objecttype<typename std::decay<T>::type>::value ||
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is_uetype<typename std::decay<T>::type>::value) &&
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std::is_lvalue_reference<T>::value>::type>
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{
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using type = std::reference_wrapper<typename std::decay<T>::type>;
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};
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static constexpr auto ArgsLength = sizeof...(Args);
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template <typename T, typename Enable = void>
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struct ReturnConverter
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{
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static typename API::ValueType Convert(typename API::ContextType context, T ret)
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{
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return DecayTypeConverter<typename std::remove_reference<T>::type>::toScript(context, std::forward<T>(ret));
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}
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};
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template <typename T>
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struct ReturnConverter<T,
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typename std::enable_if<(ReturnByPointer || (std::is_reference<T>::value && !std::is_const<T>::value)) &&
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(is_objecttype<typename std::decay<T>::type>::value ||
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is_uetype<typename std::decay<T>::type>::value)>::type>
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{
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static typename API::ValueType Convert(typename API::ContextType context, const typename std::decay<T>::type& ret)
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{
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return DecayTypeConverter<typename std::decay<T>::type*>::toScript(
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context, &(const_cast<typename std::decay<T>::type&>(ret)));
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}
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};
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template <typename T, typename Enable = void>
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struct ArgumentHolder
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{
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typename ArgumentType<T>::type Arg;
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using ArgumentDecayType = typename std::decay<T>::type;
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ArgumentHolder(std::tuple<typename API::ContextType, typename API::ValueType> info)
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: Arg(DecayTypeConverter<ArgumentDecayType>::toCpp(std::get<0>(info), std::get<1>(info)))
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{
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}
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typename ArgumentType<T>::type& GetArgument()
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{
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return Arg;
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}
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void SetArgument(typename ArgumentType<T>::type InArg)
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{
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Arg = InArg;
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}
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void SetRef(typename API::ContextType context, typename API::ValueType holder)
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{
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}
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};
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template <typename T>
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struct ArgumentHolder<T,
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typename std::enable_if<
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(is_objecttype<typename std::decay<T>::type>::value || is_uetype<typename std::decay<T>::type>::value) &&
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std::is_lvalue_reference<T>::value && !std::is_const<typename std::remove_reference<T>::type>::value &&
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std::is_constructible<typename std::decay<T>::type>::value &&
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std::is_copy_constructible<typename std::decay<T>::type>::value &&
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std::is_destructible<typename std::decay<T>::type>::value>::type>
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{
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typename ArgumentType<T>::type Arg;
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typename ArgumentBufferType<T>::type Buf;
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ArgumentHolder(std::tuple<typename API::ContextType, typename API::ValueType> info)
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: Arg(*DecayTypeConverter<typename ArgumentType<T>::type>::toCpp(std::get<0>(info), std::get<1>(info)))
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{
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if (&(Arg.get()) == nullptr)
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{
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Arg = Buf;
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}
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}
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ArgumentHolder(const ArgumentHolder&& other) noexcept : Arg(other.Arg)
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{
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if (&(other.Buf) == &(other.Arg.get()))
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{
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Arg = Buf;
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}
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}
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typename ArgumentType<T>::type& GetArgument()
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{
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return Arg;
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}
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void SetArgument(typename ArgumentType<T>::type InArg)
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{
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Arg = InArg;
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}
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void SetRef(typename API::ContextType context, typename API::ValueType holder)
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{
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if (&Buf != &(Arg.get()))
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{
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return;
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}
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// new object and set
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API::UpdateRefValue(
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context, holder, API::template Converter<typename std::decay<T>::type>::toScript(context, Arg.get()));
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}
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};
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template <typename T>
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struct ArgumentHolder<T,
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typename std::enable_if<
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(is_objecttype<typename std::decay<T>::type>::value || is_uetype<typename std::decay<T>::type>::value) &&
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std::is_lvalue_reference<T>::value && !std::is_const<typename std::remove_reference<T>::type>::value &&
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(!std::is_constructible<typename std::decay<T>::type>::value ||
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!std::is_copy_constructible<typename std::decay<T>::type>::value ||
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!std::is_destructible<typename std::decay<T>::type>::value)>::type>
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{
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typename ArgumentType<T>::type Arg;
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// there may be nullptr ref
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ArgumentHolder(std::tuple<typename API::ContextType, typename API::ValueType> info)
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: Arg(*DecayTypeConverter<typename ArgumentType<T>::type>::toCpp(std::get<0>(info), std::get<1>(info)))
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{
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}
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typename ArgumentType<T>::type& GetArgument()
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{
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return Arg;
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}
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void SetArgument(typename ArgumentType<T>::type InArg)
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{
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Arg = InArg;
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}
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void SetRef(typename API::ContextType context, typename API::ValueType holder)
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{
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}
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};
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template <typename T>
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struct ArgumentHolder<T,
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typename std::enable_if<
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(is_objecttype<typename std::decay<T>::type>::value || is_uetype<typename std::decay<T>::type>::value) &&
|
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std::is_lvalue_reference<T>::value && std::is_const<typename std::remove_reference<T>::type>::value>::type>
|
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{
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typename ArgumentType<T>::type Arg;
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// there may be nullptr ref
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ArgumentHolder(std::tuple<typename API::ContextType, typename API::ValueType> info)
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: Arg(*DecayTypeConverter<typename std::decay<T>::type*>::toCpp(std::get<0>(info), std::get<1>(info)))
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{
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}
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typename ArgumentType<T>::type& GetArgument()
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{
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return Arg;
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}
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using BuffType = typename std::remove_const<typename std::remove_reference<T>::type>::type;
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BuffType Buf;
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void SetArgument(BuffType InArg)
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{
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Buf = InArg;
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Arg = Buf;
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}
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void SetRef(typename API::ContextType context, typename API::ValueType holder)
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{
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}
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};
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|
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template <typename T>
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struct ArgumentHolder<T,
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typename std::enable_if<!is_objecttype<typename std::decay<T>::type>::value &&
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!is_uetype<typename std::decay<T>::type>::value && std::is_lvalue_reference<T>::value &&
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!std::is_const<typename std::remove_reference<T>::type>::value>::type>
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|
{
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typename ArgumentType<T>::type Arg;
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using ArgumentDecayType = typename std::decay<T>::type;
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ArgumentHolder(std::tuple<typename API::ContextType, typename API::ValueType> info)
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: Arg(DecayTypeConverter<std::reference_wrapper<ArgumentDecayType>>::toCpp(std::get<0>(info), std::get<1>(info)))
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{
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}
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typename ArgumentType<T>::type& GetArgument()
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|
{
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return Arg;
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}
|
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|
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void SetArgument(typename ArgumentType<T>::type InArg)
|
|
{
|
|
Arg = InArg;
|
|
}
|
|
|
|
void SetRef(typename API::ContextType context, typename API::ValueType holder)
|
|
{
|
|
API::UpdateRefValue(context, holder, API::template Converter<typename std::decay<T>::type>::toScript(context, Arg));
|
|
}
|
|
};
|
|
|
|
template <typename T>
|
|
struct ArgumentHolder<T,
|
|
typename std::enable_if<ScriptTypePtrAsRef &&
|
|
is_script_type<typename std::remove_const<typename std::remove_pointer<T>::type>::type>::value &&
|
|
!API::template CustomArgumentBufferType<T>::enable && std::is_pointer<T>::value>::type>
|
|
{
|
|
T Arg = nullptr;
|
|
using BuffType = typename std::remove_const<typename std::remove_pointer<T>::type>::type;
|
|
BuffType Buf;
|
|
|
|
ArgumentHolder(std::tuple<typename API::ContextType, typename API::ValueType> info)
|
|
: Buf(DecayTypeConverter<std::reference_wrapper<BuffType>>::toCpp(std::get<0>(info), std::get<1>(info)))
|
|
{
|
|
}
|
|
|
|
T GetArgument()
|
|
{
|
|
return Arg ? Arg : &Buf;
|
|
}
|
|
|
|
void SetArgument(BuffType InArg)
|
|
{
|
|
Buf = InArg;
|
|
}
|
|
|
|
void SetRef(typename API::ContextType context, typename API::ValueType holder)
|
|
{
|
|
API::UpdateRefValue(context, holder, API::template Converter<BuffType>::toScript(context, Buf));
|
|
}
|
|
};
|
|
|
|
template <typename T>
|
|
struct ArgumentHolder<T,
|
|
typename std::enable_if<!ScriptTypePtrAsRef &&
|
|
is_script_type<typename std::remove_const<typename std::remove_pointer<T>::type>::type>::value &&
|
|
!API::template CustomArgumentBufferType<T>::enable && std::is_pointer<T>::value>::type>
|
|
{
|
|
T Arg = nullptr;
|
|
|
|
ArgumentHolder(std::tuple<typename API::ContextType, typename API::ValueType> info)
|
|
: Arg(DecayTypeConverter<T>::toCpp(std::get<0>(info), std::get<1>(info)))
|
|
{
|
|
}
|
|
|
|
T GetArgument()
|
|
{
|
|
return Arg;
|
|
}
|
|
|
|
void SetArgument(T InArg)
|
|
{
|
|
Arg = InArg;
|
|
}
|
|
|
|
void SetRef(typename API::ContextType context, typename API::ValueType holder)
|
|
{
|
|
}
|
|
};
|
|
|
|
template <typename T>
|
|
struct ArgumentHolder<T, typename std::enable_if<API::template CustomArgumentBufferType<T>::enable>::type>
|
|
{
|
|
typename ArgumentType<T>::type Arg;
|
|
|
|
typename API::template CustomArgumentBufferType<T>::type Buf;
|
|
|
|
ArgumentHolder(std::tuple<typename API::ContextType, typename API::ValueType> info)
|
|
: Buf(std::get<0>(info), std::get<1>(info))
|
|
{
|
|
Arg = Buf.Data();
|
|
}
|
|
|
|
typename ArgumentType<T>::type GetArgument()
|
|
{
|
|
return Arg;
|
|
}
|
|
|
|
void SetArgument(typename ArgumentType<T>::type InArg)
|
|
{
|
|
Arg = InArg;
|
|
}
|
|
|
|
void SetRef(typename API::ContextType context, typename API::ValueType holder)
|
|
{
|
|
}
|
|
};
|
|
|
|
using ArgumentsHolder = std::tuple<ArgumentHolder<Args>...>;
|
|
|
|
template <int, typename...>
|
|
struct RefValuesSync
|
|
{
|
|
static void Sync(typename API::ContextType context, typename API::CallbackInfoType info, ArgumentsHolder& cppArgHolders)
|
|
{
|
|
}
|
|
};
|
|
|
|
template <int Pos, typename T, typename... Rest>
|
|
struct RefValuesSync<Pos, T, Rest...>
|
|
{
|
|
static void Sync(typename API::ContextType context, typename API::CallbackInfoType info, ArgumentsHolder& cppArgHolders)
|
|
{
|
|
std::get<Pos>(cppArgHolders).SetRef(context, API::GetArg(info, Pos));
|
|
RefValuesSync<Pos + 1, Rest...>::Sync(context, info, cppArgHolders);
|
|
}
|
|
};
|
|
|
|
template <int Skip, int Pos, typename... FullArgs>
|
|
struct DefaultValueSetter;
|
|
|
|
template <int Skip, int Pos, typename T, typename... FullArgs>
|
|
struct DefaultValueSetter<Skip, Pos, T, FullArgs...> : DefaultValueSetter<Skip - 1, Pos + 1, FullArgs...>
|
|
{
|
|
};
|
|
|
|
template <int Pos, typename T, typename... FullArgs>
|
|
struct DefaultValueSetter<0, Pos, T, FullArgs...>
|
|
{
|
|
template <class T1, class... DefaultArguments>
|
|
static void Set(ArgumentsHolder& cppArgHolders, int argCount, T1 defaultValue, const DefaultArguments&... rest)
|
|
{
|
|
if (argCount <= Pos)
|
|
{
|
|
std::get<Pos>(cppArgHolders).SetArgument(defaultValue);
|
|
}
|
|
DefaultValueSetter<0, Pos + 1, FullArgs...>::Set(cppArgHolders, argCount, rest...);
|
|
}
|
|
};
|
|
|
|
template <int Pos>
|
|
struct DefaultValueSetter<0, Pos>
|
|
{
|
|
static void Set(ArgumentsHolder& cppArgHolders, int argCount)
|
|
{
|
|
}
|
|
};
|
|
|
|
template <typename Func, size_t... index, class... DefaultArguments>
|
|
static
|
|
typename std::enable_if<std::is_same<typename internal::traits::FunctionTrait<Func>::ReturnType, void>::value, bool>::type
|
|
call(Func& func, typename API::CallbackInfoType info, std::index_sequence<index...>, DefaultArguments&&... defaultValues)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
|
|
if (!ArgumentsChecker<CheckArguments, sizeof...(DefaultArguments), Args...>::Check(context, info))
|
|
return false;
|
|
|
|
ArgumentsHolder cppArgHolders(
|
|
std::tuple<typename API::ContextType, typename API::ValueType>{context, API::GetArg(info, index)}...);
|
|
|
|
DefaultValueSetter<sizeof...(Args) - sizeof...(DefaultArguments), 0, typename std::decay<Args>::type...>::Set(
|
|
cppArgHolders, API::GetArgsLen(info), std::forward<DefaultArguments>(defaultValues)...);
|
|
|
|
func(std::forward<Args>(std::get<index>(cppArgHolders).GetArgument())...);
|
|
|
|
RefValuesSync<0, Args...>::Sync(context, info, cppArgHolders);
|
|
|
|
return true;
|
|
}
|
|
|
|
template <typename Func, size_t... index, class... DefaultArguments>
|
|
static
|
|
typename std::enable_if<!std::is_same<typename internal::traits::FunctionTrait<Func>::ReturnType, void>::value, bool>::type
|
|
call(Func& func, typename API::CallbackInfoType info, std::index_sequence<index...>, DefaultArguments&&... defaultValues)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
|
|
if (!ArgumentsChecker<CheckArguments, sizeof...(DefaultArguments), Args...>::Check(context, info))
|
|
return false;
|
|
|
|
ArgumentsHolder cppArgHolders(
|
|
std::tuple<typename API::ContextType, typename API::ValueType>{context, API::GetArg(info, index)}...);
|
|
|
|
DefaultValueSetter<sizeof...(Args) - sizeof...(DefaultArguments), 0, typename std::decay<Args>::type...>::Set(
|
|
cppArgHolders, API::GetArgsLen(info), std::forward<DefaultArguments>(defaultValues)...);
|
|
|
|
API::SetReturn(info, ReturnConverter<Ret>::Convert(context,
|
|
std::forward<Ret>(func(std::forward<Args>(std::get<index>(cppArgHolders).GetArgument())...))));
|
|
|
|
RefValuesSync<0, Args...>::Sync(context, info, cppArgHolders);
|
|
|
|
return true;
|
|
}
|
|
|
|
template <bool, typename Ins>
|
|
struct SelfGetter;
|
|
|
|
template <typename Ins>
|
|
struct SelfGetter<false, Ins>
|
|
{
|
|
static Ins* Get(typename API::ContextType context, typename API::CallbackInfoType info)
|
|
{
|
|
return DecayTypeConverter<Ins*>::toCpp(context, API::GetHolder(info));
|
|
}
|
|
};
|
|
|
|
template <typename Ins>
|
|
struct SelfGetter<true, Ins>
|
|
{
|
|
static Ins* Get(typename API::ContextType context, typename API::CallbackInfoType info)
|
|
{
|
|
return static_cast<Ins*>(API::GetFunctionData(info));
|
|
}
|
|
};
|
|
|
|
template <typename Ins, typename Func, size_t... index, class... DefaultArguments>
|
|
static
|
|
typename std::enable_if<std::is_same<typename internal::traits::FunctionTrait<Func>::ReturnType, void>::value, bool>::type
|
|
callMethod(
|
|
Func& func, typename API::CallbackInfoType info, std::index_sequence<index...>, DefaultArguments&&... defaultValues)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
|
|
auto self = SelfGetter<GetSelfFromData, Ins>::Get(context, info);
|
|
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return true;
|
|
}
|
|
|
|
if (!ArgumentsChecker<CheckArguments, sizeof...(DefaultArguments), Args...>::Check(context, info))
|
|
return false;
|
|
|
|
ArgumentsHolder cppArgHolders(
|
|
std::tuple<typename API::ContextType, typename API::ValueType>{context, API::GetArg(info, index)}...);
|
|
|
|
DefaultValueSetter<sizeof...(Args) - sizeof...(DefaultArguments), 0, typename std::decay<Args>::type...>::Set(
|
|
cppArgHolders, API::GetArgsLen(info), std::forward<DefaultArguments>(defaultValues)...);
|
|
|
|
(self->*func)(std::forward<Args>(std::get<index>(cppArgHolders).GetArgument())...);
|
|
|
|
RefValuesSync<0, Args...>::Sync(context, info, cppArgHolders);
|
|
|
|
return true;
|
|
}
|
|
|
|
template <typename Ins, typename Func, size_t... index, class... DefaultArguments>
|
|
static
|
|
typename std::enable_if<!std::is_same<typename internal::traits::FunctionTrait<Func>::ReturnType, void>::value, bool>::type
|
|
callMethod(
|
|
Func& func, typename API::CallbackInfoType info, std::index_sequence<index...>, DefaultArguments&&... defaultValues)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
|
|
auto self = SelfGetter<GetSelfFromData, Ins>::Get(context, info);
|
|
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return true;
|
|
}
|
|
|
|
if (!ArgumentsChecker<CheckArguments, sizeof...(DefaultArguments), Args...>::Check(context, info))
|
|
return false;
|
|
|
|
ArgumentsHolder cppArgHolders(
|
|
std::tuple<typename API::ContextType, typename API::ValueType>{context, API::GetArg(info, index)}...);
|
|
|
|
DefaultValueSetter<sizeof...(Args) - sizeof...(DefaultArguments), 0, typename std::decay<Args>::type...>::Set(
|
|
cppArgHolders, API::GetArgsLen(info), std::forward<DefaultArguments>(defaultValues)...);
|
|
|
|
API::SetReturn(
|
|
info, ReturnConverter<Ret>::Convert(context,
|
|
std::forward<Ret>((self->*func)(std::forward<Args>(std::get<index>(cppArgHolders).GetArgument())...))));
|
|
|
|
RefValuesSync<0, Args...>::Sync(context, info, cppArgHolders);
|
|
|
|
return true;
|
|
}
|
|
|
|
template <typename Ins, typename Func, size_t... index, class... DefaultArguments>
|
|
static
|
|
typename std::enable_if<std::is_same<typename internal::traits::FunctionTrait<Func>::ReturnType, void>::value, bool>::type
|
|
callExtension(
|
|
Func& func, typename API::CallbackInfoType info, std::index_sequence<index...>, DefaultArguments&&... defaultValues)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
|
|
auto self = DecayTypeConverter<Ins*>::toCpp(context, API::GetHolder(info));
|
|
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return true;
|
|
}
|
|
|
|
if (!ArgumentsChecker<CheckArguments, sizeof...(DefaultArguments), Args...>::Check(context, info))
|
|
return false;
|
|
|
|
ArgumentsHolder cppArgHolders(
|
|
std::tuple<typename API::ContextType, typename API::ValueType>{context, API::GetArg(info, index)}...);
|
|
|
|
DefaultValueSetter<sizeof...(Args) - sizeof...(DefaultArguments), 0, typename std::decay<Args>::type...>::Set(
|
|
cppArgHolders, API::GetArgsLen(info), std::forward<DefaultArguments>(defaultValues)...);
|
|
|
|
func(*self, std::forward<Args>(std::get<index>(cppArgHolders).GetArgument())...);
|
|
|
|
RefValuesSync<0, Args...>::Sync(context, info, cppArgHolders);
|
|
|
|
return true;
|
|
}
|
|
|
|
template <typename Ins, typename Func, size_t... index, class... DefaultArguments>
|
|
static
|
|
typename std::enable_if<!std::is_same<typename internal::traits::FunctionTrait<Func>::ReturnType, void>::value, bool>::type
|
|
callExtension(
|
|
Func& func, typename API::CallbackInfoType info, std::index_sequence<index...>, DefaultArguments&&... defaultValues)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
|
|
auto self = DecayTypeConverter<Ins*>::toCpp(context, API::GetHolder(info));
|
|
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return true;
|
|
}
|
|
|
|
if (!ArgumentsChecker<CheckArguments, sizeof...(DefaultArguments), Args...>::Check(context, info))
|
|
return false;
|
|
|
|
ArgumentsHolder cppArgHolders(
|
|
std::tuple<typename API::ContextType, typename API::ValueType>{context, API::GetArg(info, index)}...);
|
|
|
|
DefaultValueSetter<sizeof...(Args) - sizeof...(DefaultArguments), 0, typename std::decay<Args>::type...>::Set(
|
|
cppArgHolders, API::GetArgsLen(info), std::forward<DefaultArguments>(defaultValues)...);
|
|
|
|
API::SetReturn(
|
|
info, ReturnConverter<Ret>::Convert(context,
|
|
std::forward<Ret>(func(*self, std::forward<Args>(std::get<index>(cppArgHolders).GetArgument())...))));
|
|
|
|
RefValuesSync<0, Args...>::Sync(context, info, cppArgHolders);
|
|
|
|
return true;
|
|
}
|
|
|
|
public:
|
|
template <typename Func, class... DefaultArguments>
|
|
static bool call(Func&& func, typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
static_assert(sizeof...(Args) >= sizeof...(DefaultArguments), "too many default arguments");
|
|
#if defined(WITH_THROW_IN_CPP)
|
|
#if !defined(THREAD_LOCAL_IMPL_THROW)
|
|
try
|
|
{
|
|
#else
|
|
// init
|
|
ExceptionHandle<API>::TripleOp(info, nullptr, false);
|
|
#endif
|
|
#endif
|
|
return call(func, info, std::make_index_sequence<ArgsLength>(), std::forward<DefaultArguments>(defaultValues)...);
|
|
#if defined(WITH_THROW_IN_CPP)
|
|
#if !defined(THREAD_LOCAL_IMPL_THROW)
|
|
}
|
|
catch (std::exception& e)
|
|
{
|
|
API::ThrowException(info, e.what());
|
|
return true;
|
|
}
|
|
#endif
|
|
#endif
|
|
}
|
|
|
|
template <typename Ins, typename Func, class... DefaultArguments>
|
|
static bool callMethod(Func&& func, typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
static_assert(sizeof...(Args) >= sizeof...(DefaultArguments), "too many default arguments");
|
|
#if defined(WITH_THROW_IN_CPP)
|
|
#if !defined(THREAD_LOCAL_IMPL_THROW)
|
|
try
|
|
{
|
|
#else
|
|
// init
|
|
ExceptionHandle<API>::TripleOp(info, nullptr, false);
|
|
#endif
|
|
#endif
|
|
return callMethod<Ins>(
|
|
func, info, std::make_index_sequence<ArgsLength>(), std::forward<DefaultArguments>(defaultValues)...);
|
|
#if defined(WITH_THROW_IN_CPP)
|
|
#if !defined(THREAD_LOCAL_IMPL_THROW)
|
|
}
|
|
catch (std::exception& e)
|
|
{
|
|
API::ThrowException(info, e.what());
|
|
return true;
|
|
}
|
|
#endif
|
|
#endif
|
|
}
|
|
|
|
template <typename Ins, typename Func, class... DefaultArguments>
|
|
static bool callExtension(Func&& func, typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
static_assert(sizeof...(Args) >= sizeof...(DefaultArguments), "too many default arguments");
|
|
#if defined(WITH_THROW_IN_CPP)
|
|
#if !defined(THREAD_LOCAL_IMPL_THROW)
|
|
try
|
|
{
|
|
#else
|
|
// init
|
|
ExceptionHandle<API>::TripleOp(info, nullptr, false);
|
|
#endif
|
|
#endif
|
|
return callExtension<Ins>(
|
|
func, info, std::make_index_sequence<ArgsLength>(), std::forward<DefaultArguments>(defaultValues)...);
|
|
#if defined(WITH_THROW_IN_CPP)
|
|
#if !defined(THREAD_LOCAL_IMPL_THROW)
|
|
}
|
|
catch (std::exception& e)
|
|
{
|
|
API::ThrowException(info, e.what());
|
|
return true;
|
|
}
|
|
#endif
|
|
#endif
|
|
}
|
|
};
|
|
|
|
} // namespace internal
|
|
|
|
template <typename API, typename T, T, bool ReturnByPointer = false, bool ScriptTypePtrAsRef = true, bool GetSelfFromData = false>
|
|
struct FuncCallWrapper;
|
|
|
|
template <typename API, typename Ret, typename... Args, Ret (*func)(Args...), bool ReturnByPointer, bool ScriptTypePtrAsRef,
|
|
bool GetSelfFromData>
|
|
struct FuncCallWrapper<API, Ret (*)(Args...), func, ReturnByPointer, ScriptTypePtrAsRef, GetSelfFromData>
|
|
{
|
|
static void call(typename API::CallbackInfoType info)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, false, ReturnByPointer,
|
|
ScriptTypePtrAsRef, GetSelfFromData>;
|
|
Helper::call(func, info);
|
|
}
|
|
|
|
static bool overloadCall(typename API::CallbackInfoType info)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, true, ReturnByPointer, ScriptTypePtrAsRef,
|
|
GetSelfFromData>;
|
|
return Helper::call(func, info);
|
|
}
|
|
static void checkedCall(typename API::CallbackInfoType info)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, true, ReturnByPointer, ScriptTypePtrAsRef,
|
|
GetSelfFromData>;
|
|
if (!Helper::call(func, info))
|
|
{
|
|
API::ThrowException(info, "invalid parameter!");
|
|
}
|
|
}
|
|
template <class... DefaultArguments>
|
|
static void callWithDefaultValues(typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, false, ReturnByPointer,
|
|
ScriptTypePtrAsRef, GetSelfFromData>;
|
|
Helper::call(func, info, std::forward<DefaultArguments>(defaultValues)...);
|
|
}
|
|
template <class... DefaultArguments>
|
|
static bool overloadCallWithDefaultValues(typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, true, ReturnByPointer, ScriptTypePtrAsRef,
|
|
GetSelfFromData>;
|
|
return Helper::call(func, info, std::forward<DefaultArguments>(defaultValues)...);
|
|
}
|
|
static const CFunctionInfo* info(unsigned int defaultCount = 0)
|
|
{
|
|
return CFunctionInfoByPtrImpl<Ret (*)(Args...), func, ScriptTypePtrAsRef>::get(defaultCount);
|
|
}
|
|
template <typename FirstType, typename... RestTypes>
|
|
struct ExtensionCallHelper
|
|
{
|
|
template <class... DefaultArguments>
|
|
static void call(typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
using FirstDecayType = typename std::decay<FirstType>::type;
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<RestTypes...>>, false, ReturnByPointer,
|
|
ScriptTypePtrAsRef, GetSelfFromData>;
|
|
Helper::template callExtension<FirstDecayType>(func, info, std::forward<DefaultArguments>(defaultValues)...);
|
|
}
|
|
};
|
|
template <class... DefaultArguments>
|
|
static void callExtensionWithDefaultValues(typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
ExtensionCallHelper<Args...>::call(info, std::forward<DefaultArguments>(defaultValues)...);
|
|
}
|
|
static const CFunctionInfo* extensionInfo(unsigned int defaultCount = 0)
|
|
{
|
|
return CFunctionInfoByPtrImpl<Ret (*)(Args...), func, ScriptTypePtrAsRef, 1>::get(defaultCount);
|
|
}
|
|
};
|
|
|
|
template <typename API, typename Inc, typename Ret, typename... Args, Ret (Inc::*func)(Args...), bool ReturnByPointer,
|
|
bool ScriptTypePtrAsRef, bool GetSelfFromData>
|
|
struct FuncCallWrapper<API, Ret (Inc::*)(Args...), func, ReturnByPointer, ScriptTypePtrAsRef, GetSelfFromData>
|
|
{
|
|
static void call(typename API::CallbackInfoType info)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, false, ReturnByPointer,
|
|
ScriptTypePtrAsRef, GetSelfFromData>;
|
|
Helper::template callMethod<Inc>(func, info);
|
|
}
|
|
|
|
static bool overloadCall(typename API::CallbackInfoType info)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, true, ReturnByPointer, ScriptTypePtrAsRef,
|
|
GetSelfFromData>;
|
|
return Helper::template callMethod<Inc, decltype(func)>(func, info);
|
|
}
|
|
static void checkedCall(typename API::CallbackInfoType info)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, true, ReturnByPointer, ScriptTypePtrAsRef,
|
|
GetSelfFromData>;
|
|
if (!Helper::template callMethod<Inc, decltype(func)>(func, info))
|
|
{
|
|
API::ThrowException(info, "invalid parameter!");
|
|
}
|
|
}
|
|
template <class... DefaultArguments>
|
|
static void callWithDefaultValues(typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, false, ReturnByPointer,
|
|
ScriptTypePtrAsRef, GetSelfFromData>;
|
|
Helper::template callMethod<Inc>(func, info, std::forward<DefaultArguments>(defaultValues)...);
|
|
}
|
|
template <class... DefaultArguments>
|
|
static bool overloadCallWithDefaultValues(typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, true, ReturnByPointer, ScriptTypePtrAsRef,
|
|
GetSelfFromData>;
|
|
return Helper::template callMethod<Inc>(func, info, std::forward<DefaultArguments>(defaultValues)...);
|
|
}
|
|
static const CFunctionInfo* info(unsigned int defaultCount = 0)
|
|
{
|
|
return CFunctionInfoByPtrImpl<Ret (Inc::*)(Args...), func, ScriptTypePtrAsRef>::get(defaultCount);
|
|
}
|
|
};
|
|
|
|
// TODO: Similar logic...
|
|
template <typename API, typename Inc, typename Ret, typename... Args, Ret (Inc::*func)(Args...) const, bool ReturnByPointer,
|
|
bool ScriptTypePtrAsRef, bool GetSelfFromData>
|
|
struct FuncCallWrapper<API, Ret (Inc::*)(Args...) const, func, ReturnByPointer, ScriptTypePtrAsRef, GetSelfFromData>
|
|
{
|
|
static void call(typename API::CallbackInfoType info)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, false, ReturnByPointer,
|
|
ScriptTypePtrAsRef, GetSelfFromData>;
|
|
Helper::template callMethod<Inc>(func, info);
|
|
}
|
|
|
|
static bool overloadCall(typename API::CallbackInfoType info)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, true, ReturnByPointer, ScriptTypePtrAsRef,
|
|
GetSelfFromData>;
|
|
return Helper::template callMethod<Inc, decltype(func)>(func, info);
|
|
}
|
|
static void checkedCall(typename API::CallbackInfoType info)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, true, ReturnByPointer, ScriptTypePtrAsRef,
|
|
GetSelfFromData>;
|
|
if (!Helper::template callMethod<Inc, decltype(func)>(func, info))
|
|
{
|
|
API::ThrowException(info, "invalid parameter!");
|
|
}
|
|
}
|
|
template <class... DefaultArguments>
|
|
static void callWithDefaultValues(typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, false, ReturnByPointer,
|
|
ScriptTypePtrAsRef, GetSelfFromData>;
|
|
Helper::template callMethod<Inc>(func, info, std::forward<DefaultArguments>(defaultValues)...);
|
|
}
|
|
template <class... DefaultArguments>
|
|
static bool overloadCallWithDefaultValues(typename API::CallbackInfoType info, DefaultArguments&&... defaultValues)
|
|
{
|
|
using Helper = internal::FuncCallHelper<API, std::pair<Ret, std::tuple<Args...>>, true, ReturnByPointer, ScriptTypePtrAsRef,
|
|
GetSelfFromData>;
|
|
return Helper::template callMethod<Inc>(func, info, std::forward<DefaultArguments>(defaultValues)...);
|
|
}
|
|
static const CFunctionInfo* info(unsigned int defaultCount = 0)
|
|
{
|
|
return CFunctionInfoByPtrImpl<Ret (Inc::*)(Args...) const, func, ScriptTypePtrAsRef>::get(defaultCount);
|
|
}
|
|
};
|
|
|
|
template <typename API, typename T, typename... Args>
|
|
struct ConstructorWrapper
|
|
{
|
|
private:
|
|
template <typename CT>
|
|
using DecayTypeConverter = typename API::template Converter<typename internal::ConverterDecay<CT>::type>;
|
|
|
|
static constexpr auto ArgsLength = sizeof...(Args);
|
|
|
|
template <class FT, typename Enable = void>
|
|
struct Finalize
|
|
{
|
|
static void Do(const FT*)
|
|
{
|
|
}
|
|
};
|
|
|
|
template <class FT>
|
|
struct Finalize<FT, typename std::enable_if<std::is_destructible<FT>::value>::type>
|
|
{
|
|
static void Do(const FT* Ptr)
|
|
{
|
|
delete Ptr;
|
|
}
|
|
};
|
|
|
|
template <size_t... index>
|
|
static void* call(typename API::CallbackInfoType info, std::index_sequence<index...>)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
|
|
if (API::GetArgsLen(info) != ArgsLength)
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
if (!internal::ArgumentChecker<API, 0, ArgsLength, Args...>::Check(info, context))
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
#if defined(WITH_THROW_IN_CPP) && defined(THREAD_LOCAL_IMPL_THROW)
|
|
internal::ExceptionHandle<API>::TripleOp(info, nullptr, false);
|
|
#endif
|
|
T* obj = new T(DecayTypeConverter<Args>::toCpp(context, API::GetArg(info, index))...);
|
|
#if defined(WITH_THROW_IN_CPP) && defined(THREAD_LOCAL_IMPL_THROW)
|
|
// get state
|
|
if (internal::ExceptionHandle<API>::TripleOp(info, nullptr, true))
|
|
{
|
|
Finalize<T>::Do(obj);
|
|
obj = nullptr;
|
|
}
|
|
#endif
|
|
return obj;
|
|
}
|
|
|
|
public:
|
|
static void* call(typename API::CallbackInfoType info)
|
|
{
|
|
return call(info, std::make_index_sequence<ArgsLength>());
|
|
}
|
|
static void* checkedCall(typename API::CallbackInfoType info)
|
|
{
|
|
#if defined(WITH_THROW_IN_CPP) && !defined(THREAD_LOCAL_IMPL_THROW)
|
|
try
|
|
{
|
|
#endif
|
|
auto ret = call(info);
|
|
|
|
if (!ret)
|
|
{
|
|
#if defined(WITH_THROW_IN_CPP) && defined(THREAD_LOCAL_IMPL_THROW)
|
|
// get state, if not exception
|
|
if (!internal::ExceptionHandle<API>::TripleOp(info, nullptr, true))
|
|
#endif
|
|
API::ThrowException(info, "invalid parameter!");
|
|
}
|
|
return ret;
|
|
#if defined(WITH_THROW_IN_CPP) && !defined(THREAD_LOCAL_IMPL_THROW)
|
|
}
|
|
catch (std::exception& e)
|
|
{
|
|
API::ThrowException(info, e.what());
|
|
}
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
static const CFunctionInfo* info(unsigned int defaultCount = 0)
|
|
{
|
|
return CFunctionInfoImpl<T, true, 0, Args...>::get(defaultCount);
|
|
}
|
|
};
|
|
|
|
template <typename API, typename... OverloadWraps>
|
|
struct ConstructorsCombiner
|
|
{
|
|
template <typename API::InitializeFuncType Func, typename API::InitializeFuncType... Rest>
|
|
struct ConstructorRecursion
|
|
{
|
|
static void* _call(typename API::CallbackInfoType info)
|
|
{
|
|
auto Ret = Func(info);
|
|
if (Ret)
|
|
return Ret;
|
|
|
|
#if defined(WITH_THROW_IN_CPP) && defined(THREAD_LOCAL_IMPL_THROW)
|
|
// get state, if not exception
|
|
if (internal::ExceptionHandle<API>::TripleOp(info, nullptr, true))
|
|
{
|
|
return Ret;
|
|
}
|
|
#endif
|
|
// try next overload
|
|
return ConstructorRecursion<Rest...>::_call(info);
|
|
}
|
|
|
|
static void* call(typename API::CallbackInfoType info)
|
|
{
|
|
#if defined(WITH_THROW_IN_CPP) && !defined(THREAD_LOCAL_IMPL_THROW)
|
|
try
|
|
{
|
|
#endif
|
|
auto Ret = _call(info);
|
|
if (!Ret)
|
|
{
|
|
#if defined(WITH_THROW_IN_CPP) && defined(THREAD_LOCAL_IMPL_THROW)
|
|
// get state, if not exception
|
|
if (!internal::ExceptionHandle<API>::TripleOp(info, nullptr, true))
|
|
#endif
|
|
API::ThrowException(info, "invalid parameter!");
|
|
}
|
|
return Ret;
|
|
#if defined(WITH_THROW_IN_CPP) && !defined(THREAD_LOCAL_IMPL_THROW)
|
|
}
|
|
catch (std::exception& e)
|
|
{
|
|
API::ThrowException(info, e.what());
|
|
}
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
};
|
|
|
|
template <typename API::InitializeFuncType Func>
|
|
struct ConstructorRecursion<Func>
|
|
{
|
|
static void* _call(typename API::CallbackInfoType info)
|
|
{
|
|
return Func(info);
|
|
}
|
|
};
|
|
|
|
static void* call(typename API::CallbackInfoType info)
|
|
{
|
|
return ConstructorRecursion<(&OverloadWraps::call)...>::call(info);
|
|
}
|
|
|
|
static constexpr int length = sizeof...(OverloadWraps);
|
|
|
|
static const CFunctionInfo** infos()
|
|
{
|
|
static const CFunctionInfo* _infos[sizeof...(OverloadWraps)] = {OverloadWraps::info()...};
|
|
return _infos;
|
|
}
|
|
};
|
|
|
|
template <typename API, typename... OverloadWraps>
|
|
struct OverloadsCombiner
|
|
{
|
|
typedef bool (*V8FunctionCallbackWithBoolRet)(typename API::CallbackInfoType info);
|
|
|
|
template <V8FunctionCallbackWithBoolRet Func, V8FunctionCallbackWithBoolRet... Rest>
|
|
struct OverloadsRecursion
|
|
{
|
|
static bool _call(typename API::CallbackInfoType info)
|
|
{
|
|
if (Func(info))
|
|
return true;
|
|
else
|
|
return OverloadsRecursion<Rest...>::_call(info);
|
|
}
|
|
|
|
static void call(typename API::CallbackInfoType info)
|
|
{
|
|
if (!_call(info))
|
|
{
|
|
API::ThrowException(info, "invalid parameter!");
|
|
}
|
|
}
|
|
};
|
|
|
|
template <V8FunctionCallbackWithBoolRet Func>
|
|
struct OverloadsRecursion<Func>
|
|
{
|
|
static bool _call(typename API::CallbackInfoType info)
|
|
{
|
|
return Func(info);
|
|
}
|
|
};
|
|
|
|
static void call(typename API::CallbackInfoType info)
|
|
{
|
|
OverloadsRecursion<(&OverloadWraps::overloadCall)...>::call(info);
|
|
}
|
|
|
|
static constexpr int length = sizeof...(OverloadWraps);
|
|
|
|
static const CFunctionInfo** infos()
|
|
{
|
|
static const CFunctionInfo* _infos[sizeof...(OverloadWraps)] = {OverloadWraps::info()...};
|
|
return _infos;
|
|
}
|
|
};
|
|
|
|
template <class T>
|
|
struct IsBoundedArray : std::false_type
|
|
{
|
|
};
|
|
|
|
template <class T, std::size_t N>
|
|
struct IsBoundedArray<T[N]> : std::true_type
|
|
{
|
|
};
|
|
|
|
template <typename API, typename T, T, typename IncPass = void, typename Enable = void>
|
|
struct PropertyWrapper;
|
|
|
|
template <typename API, class Ins, class Ret, Ret Ins::*member, typename IncPass>
|
|
struct PropertyWrapper<API, Ret Ins::*, member, IncPass,
|
|
typename std::enable_if<!is_objecttype<Ret>::value && !is_uetype<Ret>::value && !IsBoundedArray<Ret>::value>::type>
|
|
{
|
|
template <typename T>
|
|
using DecayTypeConverter = typename API::template Converter<typename internal::ConverterDecay<T>::type>;
|
|
|
|
using SelfType = typename std::conditional<std::is_same<IncPass, void>::value, Ins, IncPass>::type;
|
|
|
|
static void getter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
auto self = DecayTypeConverter<SelfType*>::toCpp(context, API::GetThis(info));
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return;
|
|
}
|
|
API::SetReturn(info, DecayTypeConverter<Ret>::toScript(context, self->*member));
|
|
}
|
|
|
|
static void setter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
auto self = DecayTypeConverter<SelfType*>::toCpp(context, API::GetThis(info));
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return;
|
|
}
|
|
self->*member = DecayTypeConverter<Ret>::toCpp(context, API::GetArg(info, 0));
|
|
}
|
|
|
|
static const CTypeInfo* info()
|
|
{
|
|
return CTypeInfoImpl<Ret, false>::get();
|
|
}
|
|
};
|
|
|
|
template <typename API, class Ins, class Ret, Ret Ins::*member, typename IncPass>
|
|
struct PropertyWrapper<API, Ret Ins::*, member, IncPass,
|
|
typename std::enable_if<!is_objecttype<Ret>::value && !is_uetype<Ret>::value && IsBoundedArray<Ret>::value>::type>
|
|
{
|
|
template <typename T>
|
|
using DecayTypeConverter = typename API::template Converter<typename internal::ConverterDecay<T>::type>;
|
|
|
|
using SelfType = typename std::conditional<std::is_same<IncPass, void>::value, Ins, IncPass>::type;
|
|
|
|
static void getter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
auto self = DecayTypeConverter<SelfType*>::toCpp(context, API::GetThis(info));
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return;
|
|
}
|
|
|
|
API::SetReturn(info, API::template Converter<Ret>::toScript(context, self->*member));
|
|
}
|
|
|
|
static void setter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
auto self = DecayTypeConverter<SelfType*>::toCpp(context, API::GetThis(info));
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return;
|
|
}
|
|
|
|
if (!API::template Converter<Ret>::accept(context, API::GetArg(info, 0)))
|
|
{
|
|
API::ThrowException(info, "invalid value for property");
|
|
return;
|
|
}
|
|
auto Src = DecayTypeConverter<Ret>::toCpp(context, API::GetArg(info, 0));
|
|
if (self->*member == Src)
|
|
{
|
|
return;
|
|
}
|
|
memcpy(self->*member, Src, sizeof(Ret));
|
|
}
|
|
|
|
static const CTypeInfo* info()
|
|
{
|
|
return CTypeInfoImpl<Ret, false>::get();
|
|
}
|
|
};
|
|
|
|
template <typename API, class Ins, class Ret, Ret Ins::*member, typename IncPass>
|
|
struct PropertyWrapper<API, Ret Ins::*, member, IncPass,
|
|
typename std::enable_if<is_objecttype<Ret>::value || is_uetype<Ret>::value>::type>
|
|
{
|
|
template <typename T>
|
|
using DecayTypeConverter = typename API::template Converter<typename internal::ConverterDecay<T>::type>;
|
|
|
|
using SelfType = typename std::conditional<std::is_same<IncPass, void>::value, Ins, IncPass>::type;
|
|
|
|
static void getter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
auto self = DecayTypeConverter<SelfType*>::toCpp(context, API::GetThis(info));
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return;
|
|
}
|
|
auto ret = DecayTypeConverter<Ret*>::toScript(context, &(self->*member));
|
|
API::template LinkOuter<Ins, Ret>(context, API::GetThis(info), ret);
|
|
API::SetReturn(info, ret);
|
|
}
|
|
|
|
static void setter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
auto self = DecayTypeConverter<SelfType*>::toCpp(context, API::GetThis(info));
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return;
|
|
}
|
|
self->*member = DecayTypeConverter<Ret>::toCpp(context, API::GetArg(info, 0));
|
|
}
|
|
|
|
static const CTypeInfo* info()
|
|
{
|
|
return CTypeInfoImpl<Ret, false>::get();
|
|
}
|
|
};
|
|
|
|
template <typename API, typename Ret, Ret* Variable>
|
|
struct PropertyWrapper<API, Ret*, Variable>
|
|
{
|
|
template <typename T>
|
|
using DecayTypeConverter = typename API::template Converter<typename internal::ConverterDecay<T>::type>;
|
|
|
|
static void getter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
API::SetReturn(info, DecayTypeConverter<Ret>::toScript(context, *Variable));
|
|
}
|
|
|
|
static void setter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
*Variable = DecayTypeConverter<Ret>::toCpp(context, API::GetArg(info, 0));
|
|
}
|
|
|
|
static const CTypeInfo* info()
|
|
{
|
|
return CTypeInfoImpl<Ret, false>::get();
|
|
}
|
|
};
|
|
|
|
template <typename API, typename TG, TG, typename Enable = void>
|
|
struct PropertyGetterWrapper;
|
|
|
|
template <typename API, typename Ret, Ret (*fgetter)()>
|
|
struct PropertyGetterWrapper<API, Ret (*)(), fgetter>
|
|
{
|
|
template <typename T>
|
|
using DecayTypeConverter = typename API::template Converter<typename internal::ConverterDecay<T>::type>;
|
|
|
|
static void getter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
API::SetReturn(info, DecayTypeConverter<Ret>::toScript(context, fgetter()));
|
|
}
|
|
};
|
|
|
|
template <typename API, typename Ret, typename Ins, Ret (Ins::*func)()>
|
|
struct PropertyGetterWrapper<API, Ret (Ins::*)(), func>
|
|
{
|
|
template <typename T>
|
|
using DecayTypeConverter = typename API::template Converter<typename internal::ConverterDecay<T>::type>;
|
|
|
|
static void getter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
auto self = DecayTypeConverter<Ins*>::toCpp(context, API::GetThis(info));
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return;
|
|
}
|
|
|
|
API::SetReturn(info, API::template Converter<Ret>::toScript(context, (self->*func)()));
|
|
}
|
|
};
|
|
|
|
template <typename API, typename Ret, typename Ins, Ret (Ins::*func)() const>
|
|
struct PropertyGetterWrapper<API, Ret (Ins::*)() const, func>
|
|
{
|
|
template <typename T>
|
|
using DecayTypeConverter = typename API::template Converter<typename internal::ConverterDecay<T>::type>;
|
|
|
|
static void getter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
auto self = DecayTypeConverter<Ins*>::toCpp(context, API::GetThis(info));
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return;
|
|
}
|
|
|
|
API::SetReturn(info, API::template Converter<Ret>::toScript(context, (self->*func)()));
|
|
}
|
|
};
|
|
|
|
template <typename API>
|
|
struct PropertyGetterWrapper<API, decltype(nullptr), nullptr>
|
|
{
|
|
static void getter(typename API::CallbackInfoType info)
|
|
{
|
|
API::ThrowException(info, "not getter for this property!");
|
|
}
|
|
};
|
|
|
|
template <typename API, typename TS, TS, typename Enable = void>
|
|
struct PropertySetterWrapper;
|
|
|
|
template <typename API, typename TS, void (*fsetter)(TS)>
|
|
struct PropertySetterWrapper<API, void (*)(TS), fsetter>
|
|
{
|
|
template <typename T>
|
|
using DecayTypeConverter = typename API::template Converter<typename internal::ConverterDecay<T>::type>;
|
|
|
|
static void setter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
fsetter(DecayTypeConverter<TS>::toCpp(context, API::GetArg(info, 0)));
|
|
}
|
|
};
|
|
|
|
template <typename API, typename TS, typename Ins, void (Ins::*func)(TS)>
|
|
struct PropertySetterWrapper<API, void (Ins::*)(TS), func>
|
|
{
|
|
template <typename T>
|
|
using DecayTypeConverter = typename API::template Converter<typename internal::ConverterDecay<T>::type>;
|
|
|
|
static void setter(typename API::CallbackInfoType info)
|
|
{
|
|
auto context = API::GetContext(info);
|
|
auto self = DecayTypeConverter<Ins*>::toCpp(context, API::GetThis(info));
|
|
if (!self)
|
|
{
|
|
API::ThrowException(info, "access a null object");
|
|
return;
|
|
}
|
|
|
|
(self->*func)(DecayTypeConverter<TS>::toCpp(context, API::GetArg(info, 0)));
|
|
}
|
|
};
|
|
|
|
template <typename API>
|
|
struct PropertySetterWrapper<API, decltype(nullptr), nullptr>
|
|
{
|
|
static void setter(typename API::CallbackInfoType info)
|
|
{
|
|
API::ThrowException(info, "not setter for this property!");
|
|
}
|
|
};
|
|
|
|
template <typename API, typename TG, typename TS>
|
|
struct PropertyGetterSetterInfo;
|
|
|
|
template <typename API, typename Ret, typename TS>
|
|
struct PropertyGetterSetterInfo<API, Ret (*)(), TS>
|
|
{
|
|
static const CTypeInfo* info()
|
|
{
|
|
return CTypeInfoImpl<Ret, false>::get();
|
|
}
|
|
};
|
|
|
|
template <typename API, typename Ins, typename Ret, typename TS>
|
|
struct PropertyGetterSetterInfo<API, Ret (Ins::*)(), TS>
|
|
{
|
|
static const CTypeInfo* info()
|
|
{
|
|
return CTypeInfoImpl<Ret, false>::get();
|
|
}
|
|
};
|
|
|
|
template <typename API, typename Ins, typename Ret, typename TS>
|
|
struct PropertyGetterSetterInfo<API, Ret (Ins::*)() const, TS>
|
|
{
|
|
static const CTypeInfo* info()
|
|
{
|
|
return CTypeInfoImpl<Ret, false>::get();
|
|
}
|
|
};
|
|
|
|
template <typename API, typename Ret, typename TG>
|
|
struct PropertyGetterSetterInfo<API, TG, void (*)(Ret)>
|
|
{
|
|
static const CTypeInfo* info()
|
|
{
|
|
return CTypeInfoImpl<Ret, false>::get();
|
|
}
|
|
};
|
|
|
|
template <typename API, typename Ins, typename Ret, typename TG>
|
|
struct PropertyGetterSetterInfo<API, TG, void (Ins::*)(Ret)>
|
|
{
|
|
static const CTypeInfo* info()
|
|
{
|
|
return CTypeInfoImpl<Ret, false>::get();
|
|
}
|
|
};
|
|
|
|
template <typename T, typename API, typename RegisterAPI>
|
|
class ClassDefineBuilder
|
|
{
|
|
template <typename...>
|
|
using sfina = ClassDefineBuilder<T, API, RegisterAPI>&;
|
|
|
|
public:
|
|
const char* className_ = nullptr;
|
|
|
|
const void* superTypeId_ = nullptr;
|
|
|
|
std::vector<typename API::GeneralFunctionInfo> functions_{};
|
|
|
|
std::vector<typename API::GeneralFunctionInfo> methods_{};
|
|
|
|
std::vector<typename API::GeneralPropertyInfo> properties_{};
|
|
|
|
std::vector<typename API::GeneralPropertyInfo> variables_{};
|
|
|
|
typename API::InitializeFuncType constructor_{};
|
|
|
|
std::vector<typename API::GeneralFunctionReflectionInfo> constructorInfos_{};
|
|
std::vector<typename API::GeneralFunctionReflectionInfo> methodInfos_{};
|
|
std::vector<typename API::GeneralFunctionReflectionInfo> functionInfos_{};
|
|
std::vector<typename API::GeneralPropertyReflectionInfo> propertyInfos_{};
|
|
std::vector<typename API::GeneralPropertyReflectionInfo> variableInfos_{};
|
|
|
|
explicit ClassDefineBuilder(const char* className) : className_(className)
|
|
{
|
|
}
|
|
|
|
template <typename S>
|
|
ClassDefineBuilder<T, API, RegisterAPI>& Extends()
|
|
{
|
|
superTypeId_ = StaticTypeId<S>::get();
|
|
return *this;
|
|
}
|
|
|
|
template <typename... Args>
|
|
ClassDefineBuilder<T, API, RegisterAPI>& Constructor()
|
|
{
|
|
typename API::InitializeFuncType constructor = ConstructorWrapper<API, T, Args...>::checkedCall;
|
|
constructor_ = constructor;
|
|
constructorInfos_.push_back(
|
|
typename API::GeneralFunctionReflectionInfo{"constructor", ConstructorWrapper<API, T, Args...>::info()});
|
|
return *this;
|
|
}
|
|
|
|
ClassDefineBuilder<T, API, RegisterAPI>& Constructor(
|
|
typename API::InitializeFuncType constructor, int length, const CFunctionInfo** infos)
|
|
{
|
|
for (int i = 0; i < length; i++)
|
|
{
|
|
constructorInfos_.push_back(typename API::GeneralFunctionReflectionInfo{"constructor", infos[i]});
|
|
}
|
|
constructor_ = constructor;
|
|
return *this;
|
|
}
|
|
|
|
ClassDefineBuilder<T, API, RegisterAPI>& Function(
|
|
const char* name, typename API::FunctionCallbackType func, const CFunctionInfo* info)
|
|
{
|
|
if (info)
|
|
{
|
|
functionInfos_.push_back(typename API::GeneralFunctionReflectionInfo{name, info});
|
|
}
|
|
functions_.push_back(typename API::GeneralFunctionInfo(name, func, nullptr, info));
|
|
return *this;
|
|
}
|
|
|
|
ClassDefineBuilder<T, API, RegisterAPI>& Function(
|
|
const char* name, typename API::FunctionCallbackType func, int length, const CFunctionInfo** infos)
|
|
{
|
|
for (int i = 0; i < length; i++)
|
|
{
|
|
functionInfos_.push_back(typename API::GeneralFunctionReflectionInfo{name, infos[i]});
|
|
}
|
|
functions_.push_back(typename API::GeneralFunctionInfo(name, func, nullptr, nullptr));
|
|
return *this;
|
|
}
|
|
|
|
ClassDefineBuilder<T, API, RegisterAPI>& Method(
|
|
const char* name, typename API::FunctionCallbackType func, const CFunctionInfo* info)
|
|
{
|
|
if (info)
|
|
{
|
|
methodInfos_.push_back(typename API::GeneralFunctionReflectionInfo{name, info});
|
|
}
|
|
methods_.push_back(typename API::GeneralFunctionInfo(name, func, nullptr, info));
|
|
return *this;
|
|
}
|
|
|
|
ClassDefineBuilder<T, API, RegisterAPI>& Method(
|
|
const char* name, typename API::FunctionCallbackType func, int length, const CFunctionInfo** infos)
|
|
{
|
|
for (int i = 0; i < length; i++)
|
|
{
|
|
methodInfos_.push_back(typename API::GeneralFunctionReflectionInfo{name, infos[i]});
|
|
}
|
|
methods_.push_back(typename API::GeneralFunctionInfo(name, func, nullptr, nullptr));
|
|
return *this;
|
|
}
|
|
|
|
template <typename Func, Func func>
|
|
ClassDefineBuilder<T, API, RegisterAPI>& MethodProxy(const char* name)
|
|
{
|
|
typename API::FunctionCallbackType proxyed = [](typename API::CallbackInfoType info) -> void
|
|
{
|
|
using Helper = internal::FuncCallHelper<API,
|
|
std::pair<typename internal::traits::FunctionTrait<Func>::ReturnType,
|
|
typename internal::traits::FunctionTrait<Func>::Arguments>,
|
|
false, false, true, false>;
|
|
Helper::template callMethod<T>(func, info);
|
|
};
|
|
methods_.push_back(typename API::GeneralFunctionInfo(name, proxyed, nullptr, nullptr));
|
|
return *this;
|
|
}
|
|
|
|
ClassDefineBuilder<T, API, RegisterAPI>& Property(const char* name, typename API::FunctionCallbackType getter,
|
|
typename API::FunctionCallbackType setter = nullptr, const CTypeInfo* type = nullptr)
|
|
{
|
|
if (type)
|
|
{
|
|
propertyInfos_.push_back(typename API::GeneralPropertyReflectionInfo{name, type});
|
|
}
|
|
properties_.push_back(typename API::GeneralPropertyInfo(name, getter, setter, nullptr, nullptr));
|
|
return *this;
|
|
}
|
|
|
|
template <typename Prop, Prop prop>
|
|
ClassDefineBuilder<T, API, RegisterAPI>& PropertyProxy(const char* name)
|
|
{
|
|
properties_.push_back(typename API::GeneralPropertyInfo(
|
|
name, &PropertyWrapper<API, Prop, prop, T>::getter, &PropertyWrapper<API, Prop, prop, T>::setter, nullptr, nullptr));
|
|
return *this;
|
|
}
|
|
|
|
ClassDefineBuilder<T, API, RegisterAPI>& Variable(const char* name, typename API::FunctionCallbackType getter,
|
|
typename API::FunctionCallbackType setter = nullptr, const CTypeInfo* type = nullptr)
|
|
{
|
|
if (type)
|
|
{
|
|
variableInfos_.push_back(typename API::GeneralPropertyReflectionInfo{name, type});
|
|
}
|
|
variables_.push_back(typename API::GeneralPropertyInfo(name, getter, setter, nullptr, nullptr));
|
|
return *this;
|
|
}
|
|
|
|
typedef void (*FinalizeFuncType)(void* Ptr, void* ClassData, void* EnvData);
|
|
|
|
template <class FC, typename Enable = void>
|
|
struct FinalizeBuilder
|
|
{
|
|
static FinalizeFuncType Build()
|
|
{
|
|
return FinalizeFuncType{};
|
|
}
|
|
};
|
|
|
|
template <class FC>
|
|
struct FinalizeBuilder<FC, typename std::enable_if<std::is_destructible<FC>::value>::type>
|
|
{
|
|
static FinalizeFuncType Build()
|
|
{
|
|
return [](void* Ptr, void* ClassData, void* EnvData) { delete static_cast<FC*>(Ptr); };
|
|
}
|
|
};
|
|
|
|
void Register()
|
|
{
|
|
Register(FinalizeBuilder<T>::Build());
|
|
}
|
|
|
|
void Register(FinalizeFuncType Finalize)
|
|
{
|
|
RegisterAPI::template Register<T>(Finalize, *this);
|
|
}
|
|
};
|
|
|
|
} // namespace PUERTS_NAMESPACE
|