libpEpDatatypes/test/test_cxx.cc

#include <map>
#include <pEp/pEpLog.hh>
#include "pEp/inspect.hh"
#include "../examples/libc99/libc99.h"
#include "../src/libc99.hh"
//#include "../src/POTS.hh"

using namespace pEp;

struct Struct {
    int a;
    int b;
};

template<typename T>
class Field {
public:
    Field() = default;
    Field(T* target) {
        bind(target);
    }

    void bind(T* target) {
        _target = target;
    }
    operator T()
    {
        return *_target;
    }

    Field& operator=(T val)
    {
        *_target = val;
        return *this;
    }

private:
    T* _target{ nullptr};
};

class A : public Field<A> {
public:
    A() : _obj{ std::make_shared<Struct>() } {
        a.bind(&_obj->a);
        b.bind(&_obj->b);
    }

    
    std::shared_ptr<Struct> _obj;
    Field<int> a{};
    Field<int> b{};
};

int main()
{
    Adapter::pEpLog::set_enabled(true);
    pEpLog("start");
    A b{};
    pEpLog(b.a);
    //    pEpLog(b.b);

    {
        A a{};
        a.a = 23;
        a.b = 42;
        pEpLog(a.a);
        //        pEpLog(a.b);

        b = a;
    }
    pEpLog(b.a);
    //    pEpLog(b.b);
}