Function isEqualSubset

src/react-list.js:39–43

(a, b)

const MAX_SYNC_UPDATES = 40;

const isEqualSubset = (a, b) => {
  for (const key in b) if (a[key] !== b[key]) return false;

  return true;
};

const defaultScrollParentGetter = component => {
  const { axis } = component.props;