Function getNativeRootInstanceInContainer

docs/lib/react.js:11267–11271

(container)

}

function getNativeRootInstanceInContainer(container) {
  var rootEl = getReactRootElementInContainer(container);
  var prevNativeInstance = rootEl && ReactDOMComponentTree.getInstanceFromNode(rootEl);
  return prevNativeInstance && !prevNativeInstance._nativeParent ? prevNativeInstance : null;
}

function getTopLevelWrapperInContainer(container) {
  var root = getNativeRootInstanceInContainer(container);