evaluator_internal.tcc

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#if !defined(ULTRA_SRC_EVALUATOR_H)
#  error "Don't include this file directly, include the specific .h instead"
#endif
 
#if !defined(ULTRA_SRC_EVALUATOR_INTERNAL_TCC)
#define      ULTRA_SRC_EVALUATOR_INTERNAL_TCC
 
namespace internal
{

template<class D, bool = is_multi_dataset_v<D>> struct dataset_example_impl;
 
template<class D> struct dataset_example_impl<D, true>
{
  using type =
    std::remove_cvref_t<decltype(*std::declval<D>().selected().begin())>;
};
 
template<class D> struct dataset_example_impl<D, false>
{
  using type =
    std::remove_cvref_t<decltype(*std::declval<D>().begin())>;
};
 
template<class D>
using dataset_example_t = typename dataset_example_impl<D>::type;
 

template<class F, class P> struct has_regression_predictor : std::false_type {};

template<class F, class P> inline constexpr bool has_regression_predictor_v =
  has_regression_predictor<F, P>::value;
 
}  // namespace internal
 
#endif  // include guard