@hosoft/restful-api-framework/src/utils/sleep.js

Base framework of the headless cms HoServer provided by http://helloreact.cn

// Store a reference to the global setTimeout,
// in case it gets replaced (e.g. sinon.useFakeTimers())
const cachedSetTimeout = setTimeout

function createSleepPromise(timeout, { useCachedSetTimeout }) {
    const timeoutFunction = useCachedSetTimeout ? cachedSetTimeout : setTimeout

    return new Promise((resolve) => {
        timeoutFunction(resolve, timeout)
    })
}

function sleep(timeout, { useCachedSetTimeout } = {}) {
    const sleepPromise = createSleepPromise(timeout, { useCachedSetTimeout })

    // Pass value through, if used in a promise chain
    function promiseFunction(value) {
        return sleepPromise.then(() => value)
    }

    // Normal promise
    promiseFunction.then = (...args) => sleepPromise.then(...args)
    promiseFunction.catch = Promise.resolve().catch

    return promiseFunction
}

module.exports = sleep