yaml_variadic_functions.hpp

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//   GAMBIT: Global and Modular BSM Inference Tool
//   *********************************************
//

#ifndef YAML_VARIADIC_FUNCTIONS_HPP
#define YAML_VARIADIC_FUNCTIONS_HPP

#include <string>

#include "yaml-cpp/yaml.h"

namespace Gambit
{       
        //Variadic Node functions
        
        inline const YAML::Node getVariadicNode(const YAML::Node &node)
        {
                return node;
        }
        
        inline const YAML::Node getVariadicNode(const YAML::Node &node, std::string key) 
        {
                return node[key];
        }

        template <typename... args>
        inline const YAML::Node getVariadicNode(const YAML::Node &node, const std::string &key, const args&... keys)
        {
                if(not node[key]) return node[key];
                else return getVariadicNode(node[key], keys...);
        }
        
}

#endif