get_if.h File Reference

#include "di/meta/algorithm.h"
#include "di/meta/language.h"
#include "di/util/get.h"
#include "di/vocab/optional/prelude.h"
#include "di/vocab/variant/variant_like.h"
#include "di/vocab/variant/variant_types.h"
#include "di/vocab/variant/variant_value.h"

Go to the source code of this file.

Namespaces
namespace	di
namespace	di::vocab

Functions
template<size_t index, concepts::VariantLike Var, typename Res = meta::VariantValue<Var, index>>
constexpr auto	di::vocab::get_if (Var &&variant) -> Optional< meta::RemoveRValueReference< Res > >
template<typename T, concepts::VariantLike Var, typename List = meta::VariantTypes<Var>, auto index = meta::Lookup<T, List>, typename Res = meta::VariantValue<Var, index>> requires (meta::UniqueType<T, List>)
constexpr auto	di::vocab::get_if (Var &&variant) -> Optional< meta::RemoveRValueReference< Res > >
template<size_t index, concepts::VariantLike Var, typename Res = meta::VariantValue<Var, index>>
constexpr auto	di::get_if (Var &&variant) -> Optional< meta::RemoveRValueReference< Res > >