Get currently playing song information using vlc telnet rc interface

vlcCurrentSong.js

#!/usr/local/bin/node
let input = require("child_process").execSync('echo info | nc 127.0.0.1 4212').toString("utf-8");
let regex = /^\| album: (.*)/mg;
let album = regex.exec(input);
album = (album == null ? "Unknown Album" : album[1]);
regex = /^\| title: (.*)/mg;
let title = regex.exec(input);
title = ( title == null ? "Unknown Title" : title[1]);
if (title == "Unknown Title" || title == ""){
    regex = /^\| filename: (.*)/mg;
    title = regex.exec(input);
    title = ( title == null ? "Unknown Title" : title[1]);
}
regex = /^\| artist: (.*)/mg;
let artist = regex.exec(input);
artist = (artist == null ? "Unknown Artist" : artist[1]);
console.log(artist == "" ? "Unknown Artist" : artist);
console.log(album == "" ? "Unknown Album" : album);
console.log(title == "" ? "Unknown Title" : title);