launchUI{
    println("Thread launchUI coroutine ${Thread.currentThread().name}")

    launch(CommonPool) {
        println("Thread inside coroutine is ${Thread.currentThread().name}")
    }.join()

    println("Thread after coroutine join ${Thread.currentThread().name}")
}

fun launchUI(block: suspend CoroutineScope.() -> Unit): Job {
    if (job.isCompleted)
        job = Job()
    return launch(UI + job, block = block)
}