lib/plugins/aws/customResources/resources/eventBridge/lib/eventBridge.js/createEventBus
function createEventBus(config) {
  const { eventBus, region } = config;

  if (eventBus) {
    if (eventBus.startsWith('arn')) {
      return Promise.resolve();
    }
    const eventBridge = new EventBridge({ region });
    return eventBridge
      .createEventBus({
        Name: eventBus,
      })
      .promise();
  }
  return Promise.resolve();
}