Function getRootContext

packages/core/src/render3/util/view_traversal_utils.ts:42–47

(viewOrComponent: LView<T> | {})

 * @param viewOrComponent the `LView` or component to get the root context for.
 */
export function getRootContext<T>(viewOrComponent: LView<T> | {}): T {
  const rootView = getRootView(viewOrComponent);
  ngDevMode &&
    assertDefined(rootView[CONTEXT], 'Root view has no context. Perhaps it is disconnected?');
  return rootView[CONTEXT] as T;
}

/**
 * Gets the first `LContainer` in the LView or `null` if none exists.