Observe and wait for elements
当前为 
        此脚本不应直接安装。它是供其他脚本使用的外部库,要使用该库请加入元指令 // @require https://update.cn-greasyfork.org/scripts/552301/1676024/Observe.js
      
Observe functionality. Track when objects are added, do some functionality, wait for objects to be added. Some logging functionality. Example use:
const Observe = window.userscript.com.tukars.Observe;
const { log, warn, error, info, debug } = Observe.contextPrint(
  "My extension", ENABLE_DEBUG_LOGGING
);
log("Hello from my extension");
function handleInterruptionNotification(notification) {
  // do your thing here
}
(function () {
  "use strict";
  log("Interruptions remover script is active.");
  const popupContainerSelector = "ytd-popup-container.style-scope.ytd-app";
  const popupContainer = await waitForElement(popupContainerSelector);
  info("Found popup container. Attaching observer.", popupContainer);
  const notificationTags = ["yt-notification-action-renderer"];
  Observe.observeAndHandle(
    popupContainer,
    notificationTags,
    handleInterruptionNotification,
  );
})();