#! /usr/bin/env runjs

var main = () => {
    if ($STR(__.environment.getOS().name()) == 'MacOS') {
        // macOS
        $$.shell().inheritIO().commands('cal', '-A', '1', '-B', '1').run();
    } else {
        // Linux
        $$.shell().inheritIO().commands('cal', '-3').run();
    }
};

main();