Function deepDiff

lib/utils/objects.js:78–102

(
  obj1: NestedObjectMap<K, T>,
  obj2: NestedObjectMap<K, T>,
)

// returns an object with properties from obj1 not included in obj2
function deepDiff<K, T>(
  obj1: NestedObjectMap<K, T>,
  obj2: NestedObjectMap<K, T>,
): NestedObjectMap<K, T> {
  let diff: NestedObjectMap<K, T> = {};
  Object.keys(obj1).forEach((key: K) => {
    if (_isEqual(obj1[key], obj2[key])) {
      return;
    }

    if (!_isPlainObject(obj1[key]) || !_isPlainObject(obj2[key])) {
      diff = assignValueWithKey(diff, key, obj1[key]);
      return;
    }

    const nestedObj1: ObjectMap<K, T> = (obj1[key]: any);
    const nestedObj2: ObjectMap<K, T> = (obj2[key]: any);

    const nestedDiff = deepDiff(nestedObj1, nestedObj2);
    if (Object.keys(nestedDiff).length > 0) {
      diff = assignValueWithKey(diff, key, nestedDiff);
    }
  });
  return diff;
}

function assertObjectsAreEqual<K, T>(
  processedObject: ObjectMap<K, T>,