include/my_lib/nuple.hh
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00001 00010 #ifndef NUPLE_HH 00011 #define NUPLE_HH 00012 00013 #include"type_list/type_list.hh" 00014 #include"type_list/get_list.hh" 00015 #include<iostream> 00016 00017 namespace my_lib{ 00018 00019 namespace internal{ 00020 template<typename TList, unsigned N> 00021 struct HelpGet; 00022 00023 template<typename TpList, unsigned N> 00024 struct PrintNuple; 00025 } 00026 00027 00038 template<typename TList> 00039 struct Nuple : private Nuple <typename TList::tail> { 00040 private: 00042 typedef typename TList::head val_type; 00043 typedef typename TList::tail tail; 00044 00046 val_type val; 00047 public: 00048 00055 template<unsigned N> 00056 typename type_list::GetType<TList, N>::type& at(); 00057 00064 template<unsigned N> 00065 const typename type_list::GetType<TList, N>::type& at() const; 00066 00074 Nuple<tail>& operator<<(const val_type& t); 00075 00076 template<typename TpList, unsigned N> 00077 friend struct internal::HelpGet; 00078 00079 template<typename TpList, unsigned N> 00080 friend struct internal::PrintNuple; 00081 }; 00082 00084 template<> 00085 struct Nuple<type_list::NullType> {}; 00086 00088 template<typename TList> 00089 std::ostream& operator<< (std::ostream& o, const Nuple<TList>& t); 00090 00091 }//fin my_lib 00092 00093 #include"nuple.hxx" 00094 00095 #endif //NUPLE_HH
