got-resume-next/lib/backoff.js

Fetch via HTTP/HTTPS using got with automatic resume after network failures

/* eslint-disable no-magic-numbers */
/**
 * Default backoff function
 * 1 sec on first attempt, increasing exponentially, doubling each time.
 * On 10th attempt is 512 secs = 8.5 mins.
 * @param {number} attempt - Attempt number (starting at 1)
 * @returns {number} - Wait (in milliseconds)
 */
module.exports = (attempt) => Math.pow(2, attempt - 1) * 1000