Template specialization

foo.h

class foo
{
public:
    foo() {}
};

class bar
{
public:
    bar() {}
};

template<typename T>
T get()
{
    throw "does not exist";
}

template <> foo get <foo>()
{
    return foo();
}

template <> bar get <bar>()
{
    return bar();
}

main.cpp

#include <iostream>
#include <typeinfo>

#include "foo.h"

int main(void)
{
  foo f = get<foo>();
  bar b = get<bar>();

  std::cout << typeid(f).name() << std::endl;
  std::cout << typeid(b).name() << std::endl;

  return 0;
}