//********************************************************
// The following code example is taken from the book
//  C++20 - The Complete Guide
//  by Nicolai M. Josuttis (www.josuttis.com)
//  http://www.cppstd20.com
//
// The code is licensed under a
//  Creative Commons Attribution 4.0 International License
//  http://creativecommons.org/licenses/by/4.0/
//********************************************************


#include <iostream>
#include "corogen.hpp"    // for CoroGen

CoroGen coro(int max)
{
  std::cout << "         CORO " << max << " start\n";

  for (int val = 1; val <= max; ++val) {
    // print next value:
    std::cout << "         CORO " << val << '/' << max << '\n';

    // yield next value:
    co_yield val;                       // SUSPEND with value
  }

  std::cout << "         CORO " << max << " end\n";
}