Function _makePositionable

esm/ScrollTrigger.js:167–172

(element)

  return _win.getComputedStyle(element.nodeType === Node.DOCUMENT_NODE ? element.scrollingElement : element);
},
    _makePositionable = function _makePositionable(element) {
  // if the element already has position: absolute or fixed, leave that, otherwise make it position: relative
  var position = _getComputedStyle(element).position;

  element.style.position = position === "absolute" || position === "fixed" ? position : "relative";
},
    _setDefaults = function _setDefaults(obj, defaults) {
  for (var p in defaults) {
    p in obj || (obj[p] = defaults[p]);