sparrow::detail::variant_like Concept Reference

#include <builder_utils.hpp>

Concept definition

template<typename T>
concept sparrow::detail::variant_like = 
        
        !std::is_reference_v<T> &&
 
        
        requires(const T& v) {
            { v.index() } -> std::convertible_to<std::size_t>;
        } &&
 
        
        requires(T v) {
            std::visit([](auto&&) {}, v);  
        } &&
 
        
        requires(T v) {
            { std::get<0>(v) };  
        } &&
 
        
        requires(T v) {
            { std::get<typename std::variant_alternative<0, T>::type>(v) };  
        }

Detailed Description

Definition at line 176 of file builder_utils.hpp.