bwidgets/inc/basic_widgets/core/type/concepts.hpp

#ifndef BWIDGETS_CONCEPTS_HPP_
#define BWIDGETS_CONCEPTS_HPP_

#include <ostream>
#include <string>
#include <type_traits>

namespace bwidgets::core
{
    template<typename T>
    concept CanToString = requires(T value) { std::to_string(value); };

    template<typename T>
    concept Numeric = std::is_arithmetic_v<T>;

    template<typename T>
    concept Printable = requires(T value) { std::declval<std::ostream&>() << value; };
}

#endif