Function isLifeCycleObserver

packages/core/src/lifecycle.ts:42–45

(obj: object)

 * @param obj - An object
 */
export function isLifeCycleObserver(obj: object): obj is LifeCycleObserver {
  const candidate = obj as Partial<LifeCycleObserver>;
  return lifeCycleMethods.some(m => typeof candidate[m] === 'function');
}

/**
 * Test if a class implements LifeCycleObserver