example.cc

#include <iostream>
#include <string>

#include <iod/sio.hh>
#include "iod_json.hh"

// Declaration of the attributes used by the inline object definitions.
iod_define_attribute(name)
iod_define_attribute(age)
iod_define_attribute(cars)
iod_define_attribute(model)
iod_define_attribute(cities)
iod_define_attribute(lastname)
iod_define_attribute(inc_age)

int main()
{

  // Inline object definition.
  auto person = iod(
                    *name = ("Philippe"), // stared fields are serialized.
                    *age = 42,

                    inc_age = [] (auto& self, int inc) { self.age += inc; }, // Requires C++14.

                    *cities = {"Paris", "Toronto", "New York City"},
                    *cars = {
                      iod(*name = ("Renault"), model = std::string("Clio")),
                      // All elements of an array must have the same type.
                      iod(*name = ("Mercedes"), model = std::string("Class A"))
                        }
    );

  // Access to the content of the object.
  std::cout << person.name << std::endl;
  std::cout << person.cars[1].model << std::endl;

  person(inc_age, 10); // Call the inc_age method with arguments (person, 10).

  // Serialize an object to json.
  std::string json = iod_to_json(person);
  std::cout << json << std::endl;

  // Load an object from a json string.
  std::string json_string = R"json({"name":"John", "age": 12})json";
  auto test = iod(*name = "", *age = int());

  iod_from_json(test, json_string);

  // Extend and object. (todo)
  // auto extended_person = iod_extend(person, iod(lastname_ = "Doe"));
}