var who = function(username, userinput, userId, color) {
    let part = user(userinput);
    if (!userinput) return send("Name: " + username + ", ID: " + userId + ", color: " + color + ". Usage: who [username]");
    try {
        send("Name: " + part.name + ", ID: " + part.id + ", Color: " + part.color);
    } catch(err) {
        send("Unknown User");
    }
}