exceptions2

#include <iostream>

using namespace std;

template<typename T>
class MyRaii {
public:
    MyRaii(T* ptr)
        : ptr_(ptr)
    {
        cout << "Hello, "s << ptr_ << endl;
    }

    ~MyRaii() {
        delete ptr_;
        cout << "Goodbye, "s << ptr_ << endl;
    }

private:
    T* ptr_;
};

class Obj {
public:
    Obj(int id) : id_(id) {
        cout << "Obj("s << id_ << ")"s << endl;
    }

    ~Obj() {
        cout << "~Obj("s << id_ << ")"s << endl;
    }
private:
    const int id_;
};

void Thrower(int id) {
    MyRaii<Obj> my3{new Obj(id)};
    throw runtime_error("oops"s);
}

int main() {
    {
        MyRaii<Obj> my1(new Obj(1));
    } // ok

    try {
        MyRaii<Obj> my2{new Obj(2)};
        Thrower(3);
    } catch (...) {
        cout << "hello from catch"s  << endl;
    } // ok

    try {
        MyRaii<Obj> my4{new Obj(4)};
        Thrower(5);
    } catch (const domain_error& e) {
        cout << e.what() << endl;
    } // не ok, 4 и 5 нет выводов из деструкторов 4 и 5 -- не разрушились?
}