in_struct_reg.cpp

#include "struct_mapping/struct_mapping.h"

#include <iostream>
#include <sstream>
#include <string>
#include <vector>

struct Planet
{
	bool giant = []
		{
			struct_mapping::reg(&Planet::giant, "giant");
			return false;
		} ();
	long long surface_area = []
		{
			struct_mapping::reg(&Planet::surface_area, "surface_area");
			return 0;
		} ();
	double mass = []
		{
			struct_mapping::reg(&Planet::mass, "mass");
			return 0;
		} ();
	std::vector<std::string> satellites = []
		{
			struct_mapping::reg(&Planet::satellites, "satellites");
			return std::vector<std::string>{};
		} ();
};

int main()
{
	std::istringstream json_data(R"json(
	{
		"giant": false,
		"surface_area": 510072000000000,
		"mass": 5.97237e24,
		"satellites": ["Moon", "R24"]
	}
	)json");

	Planet earth;

	struct_mapping::map_json_to_struct(earth, json_data);

	std::ostringstream out_json_data;
	struct_mapping::map_struct_to_json(earth, out_json_data, "  ");

	std::cout << out_json_data.str() << std::endl;
}