Function getRootHostContext

lib/assets/react-source/development/react.js:11108–11141

(rootContainerInstance)

	  return false;
	}
	function getRootHostContext(rootContainerInstance) {
	  var type;
	  var namespace;
	  var nodeType = rootContainerInstance.nodeType;

	  switch (nodeType) {
	    case DOCUMENT_NODE:
	    case DOCUMENT_FRAGMENT_NODE:
	      {
	        type = nodeType === DOCUMENT_NODE ? '#document' : '#fragment';
	        var root = rootContainerInstance.documentElement;
	        namespace = root ? root.namespaceURI : getChildNamespace(null, '');
	        break;
	      }

	    default:
	      {
	        var container = nodeType === COMMENT_NODE ? rootContainerInstance.parentNode : rootContainerInstance;
	        var ownNamespace = container.namespaceURI || null;
	        type = container.tagName;
	        namespace = getChildNamespace(ownNamespace, type);
	        break;
	      }
	  }

	  {
	    var validatedTag = type.toLowerCase();
	    var ancestorInfo = updatedAncestorInfo(null, validatedTag);
	    return {
	      namespace: namespace,
	      ancestorInfo: ancestorInfo
	    };
	  }
	}
	function getChildHostContext(parentHostContext, type, rootContainerInstance) {
	  {
	    var parentHostContextDev = parentHostContext;