Function updateTransition

docs/external/js/react-dom.development.js:15684–15691

(config)

  }

  function updateTransition(config) {
    var _updateState2 = updateState(),
        isPending = _updateState2[0],
        setPending = _updateState2[1];

    var start = updateCallback(startTransition.bind(null, setPending, config), [setPending, config]);
    return [start, isPending];
  }

  function rerenderTransition(config) {
    var _rerenderState2 = rerenderState(),