maps integer array to promise array and resolves it to a single result

reduce-reduced-requests.js

async function getNumDraws(year) {
    const arrayOfScores = Array.from(Array(11).keys());

    return Promise.all(arrayOfScores.map(item => getTiesCountByNumberOfGoals(year, item)))
        .then(drawsCountForEachScore => {
            return drawsCountForEachScore.reduce((x, y) => x + y, 0);
        })
}