@popperjs/core/dist/esm/dom-utils/instanceOf.js

Tooltip and Popover Positioning Engine

import getWindow from "./getWindow.js";
/*:: declare function isElement(node: mixed): boolean %checks(node instanceof
  Element); */

function isElement(node) {
  var OwnElement = getWindow(node).Element;
  return node instanceof OwnElement;
}
/*:: declare function isHTMLElement(node: mixed): boolean %checks(node instanceof
  HTMLElement); */


function isHTMLElement(node) {
  var OwnElement = getWindow(node).HTMLElement;
  return node instanceof OwnElement;
}

export { isElement, isHTMLElement };