@uiw/react-overlay-trigger/esm/util/getWindowSizes.js

OverlayTrigger component

import isIE from './isIE';
function getSize(axis, body, html, computedStyle) {
  return Math.max(body["offset" + axis], body["scroll" + axis], html["client" + axis], html["offset" + axis], html["scroll" + axis], isIE(10) ? parseInt(html["offset" + axis], 10) + parseInt(computedStyle["margin" + (axis === 'Height' ? 'Top' : 'Left')], 10) + parseInt(computedStyle["margin" + (axis === 'Height' ? 'Bottom' : 'Right')], 10) : 0);
}
export default function getWindowSizes(document) {
  var body = document.body;
  var html = document.documentElement;
  var computedStyle = getComputedStyle(html);
  return {
    height: getSize('Height', body, html, computedStyle),
    width: getSize('Width', body, html, computedStyle)
  };
}