type_traits.h

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#pragma once
#include <string>
#include <type_traits>
#include <utility>
 
namespace sf
{
 
template<typename T, typename = void>
struct is_iterable : std::false_type
{
};
 
template<typename T>
struct is_iterable<T, std::void_t<decltype(std::begin(std::declval<T>())), decltype(std::end(std::declval<T>()))>> : std::true_type
{
};
 
// Helper alias for convenience
template<typename T>
constexpr bool is_iterable_v = is_iterable<T>::value;
 
}// namespace sf