bar income - fundamentals

function barIncome(arr) {
    let rgx = /%(?<name>[A-Z][a-z]+)%.*?<(?<product>\w+)>.*?\|(?<count>\d+)\|.*?(?<price>\d+(?:.\d+)?)\$/;
    let total = 0;

    while (arr[0] != 'end of shift') {
        let line = arr.shift();
        let match = rgx.exec(line);

        if (match) {
            let group = match['groups'];
            let money = Number(group.count) * Number(group.price);
            total += money;
            console.log(`${group.name}: ${group.product} - ${money.toFixed(2)}`);
        }
    }

    console.log(`Total income: ${total.toFixed(2)}`);
}