consul/ui/packages/consul-ui/app/utils/dom/closest.js

/**
 * Copyright (c) HashiCorp, Inc.
 * SPDX-License-Identifier: MPL-2.0
 */

export default function (sel, el) {
  // basic DOM closest utility to cope with no support
  // TODO: instead of degrading gracefully
  // add a while polyfill for closest
  try {
    return el.closest(sel);
  } catch (e) {
    return;
  }
}