Function shallowEqual

docs/index.js:5564–5585

(objA, objB)

}
var objectIs = "function" === typeof Object.is ? Object.is : is;
function shallowEqual(objA, objB) {
  if (objectIs(objA, objB)) return !0;
  if (
    "object" !== typeof objA ||
    null === objA ||
    "object" !== typeof objB ||
    null === objB
  )
    return !1;
  var keysA = Object.keys(objA),
    keysB = Object.keys(objB);
  if (keysA.length !== keysB.length) return !1;
  for (keysB = 0; keysB < keysA.length; keysB++) {
    var currentKey = keysA[keysB];
    if (
      !hasOwnProperty.call(objB, currentKey) ||
      !objectIs(objA[currentKey], objB[currentKey])
    )
      return !1;
  }
  return !0;
}
function getLeafNode(node) {
  for (; node && node.firstChild; ) node = node.firstChild;
  return node;