polling_gist4.js

class Poll {
    constructor(...) {...}

    /**
     * Start polling
     * @param {object} data dequeued data
     * @param {boolean} prePoll poll before putting to queue
     */
    async start(data) {
        const pollCount = this.maxPollCount;
        this.queueClient.push(this.interval, {
            ...data,
            pollCount,
            interval: this.interval
        });
    }
}