#include "fun.hpp"

std::shared_ptr<Constant> println(STDARGS args)
{
  std::string sep;

  for (auto const& arg: args)
    {
      std::cout << sep << arg->string();
      sep = " ";
    }

  std::cout << std::endl;

  return std::make_shared<Constant>(TYPE_NIL, args[0]->loc());
}

std::shared_ptr<Constant> assert_eq(STDARGS args)
{
  bool equals = args[0]->equals(*args[1]);
  auto loc = args[0]->loc();

  if (!equals)
    {
      std::cerr << loc.file_path().string() << ":" << loc.line();
      std::cerr << " ASSERTION FAILED: ";

      std::cerr << "expected '" << args[0]->string() << "', "
                << "got '" << args[1]->string() << "'."
                << std::endl;

      exit(-1);
    }

  return std::make_shared<Constant>(TYPE_NIL, loc, 0);
}