visit_overloaded.hpp

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#pragma once
 
#include <roar/utility/overloaded.hpp>
 
#include <variant>
 
namespace Roar
{
    template <typename... VariantTypes, typename... VisitFunctionTypes>
    auto visitOverloaded(std::variant<VariantTypes...> const& variant, VisitFunctionTypes&&... visitFunctions)
    {
        return std::visit(overloaded{std::forward<VisitFunctionTypes>(visitFunctions)...}, variant);
    }
 
    template <typename... VariantTypes, typename... VisitFunctionTypes>
    auto visitOverloaded(std::variant<VariantTypes...>& variant, VisitFunctionTypes&&... visitFunctions)
    {
        return std::visit(overloaded{std::forward<VisitFunctionTypes>(visitFunctions)...}, variant);
    }
 
    template <typename... VariantTypes, typename... VisitFunctionTypes>
    auto visitOverloaded(std::variant<VariantTypes...>&& variant, VisitFunctionTypes&&... visitFunctions)
    {
        return std::visit(overloaded{std::forward<VisitFunctionTypes>(visitFunctions)...}, std::move(variant));
    }
} // namespace Roar