const std = import('@std');

function main(): void {
  const integer: integer32 = 123;
  const string: string = '123';
  const array: [integer32][3] = [1, 2, 3];
  const map: [string][string|integer32] = [
    'first': 1,
    'second': 'two',
    'third': 3,
  ];

  for (array) |index, value| {
    // cool
  }

  for (map) |key, value| {
    // also cool
  }

  for (string) |index, char| {
    // cool?
    const char2 = std.str.get_char_at_index(string, index);
  }

  std.str.format('cool %s', string)
    |> print($);
}