caf::is_variant_wrapper< class > Struct Template Reference

Customization point. More...

#include <variant_wrapper.hpp>

Inherits std::false_type.

Related Symbols
(Note that these are not member symbols.)
template<class T >
using	enable_variant_wrapper_t = std::enable_if_t<is_variant_wrapper_v<T>>
template<class T >
constexpr bool	is_variant_wrapper_v = is_variant_wrapper<T>::value
template<class F , class V , class = enable_variant_wrapper_t<std::decay_t<V>>>
decltype(auto)	visit (F &&f, V &&x)
template<class T , class V , class = enable_variant_wrapper_t<V>>
bool	holds_alternative (const V &x) noexcept
template<class T , class V , class = enable_variant_wrapper_t<V>>
T &	get (V &x)
template<class T , class V , class = enable_variant_wrapper_t<V>>
const T &	get (const V &x)
template<class T , class V , class = enable_variant_wrapper_t<V>>
T *	get_if (V *ptr) noexcept
template<class T , class V , class = enable_variant_wrapper_t<V>>
const T *	get_if (const V *ptr) noexcept

Detailed Description

template<class>
struct caf::is_variant_wrapper< class >

Customization point.

Any type that declares itself as a variant wrapper enables visit, holds_alternative, get and get_if. Each type must provide a member function get_data() to expose the internal std::variant.

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The documentation for this struct was generated from the following file:

• libcaf_core/caf/variant_wrapper.hpp