Get DOM path of an element

gistfile1.js

const getDomPath = node => {
  const stack = [];
  let el = node;

  while (el.parentNode != null) {
    let siblingCount = 0;
    let siblingIndex = 0;
    for (let i = 0; i < el.parentNode.childNodes.length; i += 1) {
      const sib = el.parentNode.childNodes[i];
      if (sib.nodeName === el.nodeName) {
        if (sib === el) {
          siblingIndex = siblingCount;
        }
        siblingCount += 1;
      }
    }
    if (el.hasAttribute("id") && el.id !== "") {
      stack.unshift(`${el.nodeName.toLowerCase()}#${el.id}`);
    } else if (siblingCount > 1) {
      stack.unshift(`${el.nodeName.toLowerCase()}:eq(${siblingIndex})`);
    } else {
      let nodeName = el.nodeName.toLowerCase();
      if (el.className) {
        const classes = el.className.trim().split(" ").join(".");
        nodeName = `${nodeName}.${classes}`;
      }
      stack.unshift(nodeName);
    }
    el = el.parentNode;
  }
  return stack.slice(1).join(" > "); // removes the html element
};