xml2json.js

function pascalize(string) {
  return string.replace(/-([a-z])/g, (_, c) => c.toUpperCase());
}

function normalize(value) {
  if (/^(null|true|false)$/.test(value)) {
    return JSON.parse(value);
  }
  return value;
}

export function xml2json(node) {
  var obj = {};
  [].slice.call(node.attributes).forEach(function (name) {
    obj[pascalize(attr.name)] = attr.value;
  });
  if (node.children) {
    obj[pascalize(obj.tagName.toLowerCase())] = [].map.call(node.children, xml2json);
  } else if (node.text) {
    obj.value = normalize(node.text);
  }
  return obj;
}