generic_example.cpp

//use std::fmt;

#include <iostream>

//
//struct Foo {
//    x: i32
//}

struct Foo {
  int x;
};

// impl fmt::Display for Foo {
//    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
//        write!(f, "(x: {})", self.x)
//    }
//}

std::ostream& operator<<(std::ostream &o, const Foo &f) {
  o << "(x: " << f.x << ')';
  return o;
}

//struct Bar {
//    x: i32,
//    y: i32
//}

struct Bar {
  int x;
  int y;
};

//impl fmt::Display for Bar {
//    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
//        write!(f, "(x: {}, y: {})", self.x, self.y)
//    }
//}

std::ostream& operator<<(std::ostream &o, const Bar &b) {
  o << "(x: " << b.x << ", y: " << b.y << ')';
  return o;
}


// fn print_me<T: fmt::Display>(obj : T) {
//    println!("Value: {}", obj)
//}

template<typename T>
void print_me(const T &t) {
  std::cout << t << '\n';
}

//fn main() {
//    let foo = Foo {x: 7};
//    let bar = Bar {x: 5, y: 10};
//    print_me(foo);
//    print_me(bar);
//}

int main()
{
  auto foo = Foo { 7 };
  auto bar = Bar { 5, 10 };
  print_me(foo);
  print_me(bar);
}