Function getNextHydratableSibling

docs/external/js/react-dom.development.js:7796–7798

(instance)

  }

  function getNextHydratableSibling(instance) {
    return getNextHydratable(instance.nextSibling);
  }
  function getFirstHydratableChild(parentInstance) {
    return getNextHydratable(parentInstance.firstChild);
  }