Ivy tick

ivy-tick.ts

export function tick<T>(component: T): void {
  const rootView = getRootView(component);
  const rootComponent = (rootView.context as RootContext).component;
  const hostNode = _getComponentHostLElementNode(rootComponent);

  ngDevMode && assertNotNull(hostNode.data, 'Component host node should be attached to an LView');
  renderComponentOrTemplate(hostNode, rootView, rootComponent);
}