pathfinder - get element path in the dom, similar to xpath

pathFinder.js

// #document/HTML/BODY/BODY/DIV/DIV

var getElementPath = function(el){
  var path = el.nodeName;
  var parent = el.parentNode;
  while(parent){
    path = parent.nodeName + '/' + path;
    parent = parent.parentNode;
  }
  return path;
}

pathFinderDetailed.js

// #document[0]/HTML[1]/BODY[root]/BODY[0]/DIV[0]/DIV

var getElementPath = function(el){
  let path = el.nodeName;
  let current = el;
  let parent = el.parentNode;
  while(parent){
    for(var child in parent.children){
      if(parent.children[child] == current)
        path = parent.nodeName + '[' + child + ']' + '/' + path;
    }
    current = parent;
    parent = parent.parentNode;
  }
  return path;
}