Class Setting

src/indicators.hpp:1099–1110

};

template <typename T, ProgressBarOption Id> struct Setting {
  template <typename... Args,
            typename = typename std::enable_if<std::is_constructible<T, Args...>::value>::type>
  explicit Setting(Args &&... args) : value(std::forward<Args>(args)...) {}
  Setting(const Setting &) = default;
  Setting(Setting &&) = default;

  static constexpr auto id = Id;
  using type = T;

  T value{};
};

template <typename T> struct is_setting : std::false_type {};