%module cpp11_type_traits // The example in the CPlusPlus11.html documentation. // This doesn't really directly test functionality in type_traits as it doesn't provide // much for use by target languages, rather it tests usage of it. %warnfilter(509) elaborate; %inline %{ #include <type_traits> // First way of operating. template< bool B > struct algorithm { template< class T1, class T2 > static int do_it(T1 &, T2 &) { /*...*/ return 1; } }; // Second way of operating. template<> struct algorithm<true> { template< class T1, class T2 > static int do_it(T1, T2) { /*...*/ return 2; } }; // Instantiating 'elaborate' will automatically instantiate the correct way to operate, depending on the types used. template< class T1, class T2 > int elaborate(T1 A, T2 B) { // Use the second way only if 'T1' is an integer and if 'T2' is // a floating point, otherwise use the first way. return algorithm< std::is_integral<T1>::value && std::is_floating_point<T2>::value >::do_it(A, B); } %} %template(Elaborate) elaborate<int, int>; %template(Elaborate) elaborate<int, double>;
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