HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/SciQLOPCore Files · include/Common/cpp_utils.h

Updated QxOrm meson build defs...

Updated QxOrm meson build defs Signed-off-by: Alexis Jeandet <alexis.jeandet@member.fsf.org>

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             cpp_utils.h
        
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      #ifndef CPP_UTILS_H

      #define CPP_UTILS_H

      #include <type_traits>

      template< class... >

      using void_t = void;

      #define HAS_METHOD(method)\

      template <class T, class=void>\

      struct _has_##method : std::false_type{};\

      \

      template <class T>\

      struct _has_##method<T, void_t<std::is_member_function_pointer<decltype(&T::method)>>>\

             : std::true_type{};\

      \

      template< class T>\

      static inline constexpr bool has_##method = _has_##method<T>::value;

      //taken from here https://www.fluentcpp.com/2017/10/27/function-aliases-cpp/

      #define ALIAS_TEMPLATE_FUNCTION(highLevelF, lowLevelF)                                             \

          template <typename... Args>                                                                    \

          inline auto highLevelF(Args &&... args)->decltype(lowLevelF(std::forward<Args>(args)...))      \

          {                                                                                              \

              return lowLevelF(std::forward<Args>(args)...);                                             \

          }

      #endif // CPP_UTILS_H

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				#ifndef CPP_UTILS_H
				#define CPP_UTILS_H

				#include <type_traits>

				template< class... >
				using void_t = void;

				#define HAS_METHOD(method)\
				template <class T, class=void>\
				struct _has_##method : std::false_type{};\
				\
				template <class T>\
				struct _has_##method<T, void_t<std::is_member_function_pointer<decltype(&T::method)>>>\
				: std::true_type{};\
				\
				template< class T>\
				static inline constexpr bool has_##method = _has_##method<T>::value;

				//taken from here https://www.fluentcpp.com/2017/10/27/function-aliases-cpp/
				#define ALIAS_TEMPLATE_FUNCTION(highLevelF, lowLevelF) \
				template <typename... Args> \
				inline auto highLevelF(Args &&... args)->decltype(lowLevelF(std::forward<Args>(args)...)) \
				{ \
				return lowLevelF(std::forward<Args>(args)...); \
				}


				#endif // CPP_UTILS_H