fork(1) download

copy

#include <random>
#include <iostream>
 
template<typename T>
class Random
{
public:
    Random(const T& min, const T& max)
        : mUnifomDistribution(min, max)
    {}
    Random(const Random<T>&) = delete;
    Random(const Random<T>&&) = delete;
    Random<T>& operator = (const Random<T>&) = delete;
    T operator()()
    {
        return mUnifomDistribution(mEngine);
    }
 
private:
    std::default_random_engine mEngine{ std::random_device()() }; // <-- here the doubt - is it seeding?
    template <typename T>
    static auto dist() -> typename std::enable_if<std::is_integral<T>::value, std::uniform_int_distribution<T>>::type;
 
    template <typename T>
    static auto dist() -> typename std::enable_if<std::is_floating_point<T>::value, std::uniform_real_distribution<T>>::type;
    using type = decltype(dist<T>());
    type mUnifomDistribution;
};
 
int main() 
{
    ::Random<int> getRandom(0, 9);
    for (int i = 0; i<9; ++i)
        std::cout << getRandom() << '\n';
}

prog.cpp:21:15: error: declaration of ‘class T’
     template <typename T>
               ^
prog.cpp:4:10: error:  shadows template parm ‘class T’
 template<typename T>
          ^
prog.cpp:24:15: error: declaration of ‘class T’
     template <typename T>
               ^
prog.cpp:4:10: error:  shadows template parm ‘class T’
 template<typename T>
          ^

Standard output is empty