Function createInstance

docs/external/js/react-dom.development.js:7596–7617

(type, props, rootContainerInstance, hostContext, internalInstanceHandle)

    selectionInformation = null;
  }
  function createInstance(type, props, rootContainerInstance, hostContext, internalInstanceHandle) {
    var parentNamespace;

    {
      // TODO: take namespace into account when validating.
      var hostContextDev = hostContext;
      validateDOMNesting(type, null, hostContextDev.ancestorInfo);

      if (typeof props.children === 'string' || typeof props.children === 'number') {
        var string = '' + props.children;
        var ownAncestorInfo = updatedAncestorInfo(hostContextDev.ancestorInfo, type);
        validateDOMNesting(null, string, ownAncestorInfo);
      }

      parentNamespace = hostContextDev.namespace;
    }

    var domElement = createElement(type, props, rootContainerInstance, parentNamespace);
    precacheFiberNode(internalInstanceHandle, domElement);
    updateFiberProps(domElement, props);
    return domElement;
  }
  function appendInitialChild(parentInstance, child) {
    parentInstance.appendChild(child);
  }