/// <param name='operations'> /// The operations group for this extension method. /// </param> /// <param name='itemData'> /// </param> /// <param name='cancellationToken'> /// The cancellation token. /// </param> public static async Task AddListItemAsync(this IShoppingAPI operations, Item itemData = default(Item), CancellationToken cancellationToken = default(CancellationToken)) { (await operations.AddListItemWithHttpMessagesAsync(itemData, null, cancellationToken).ConfigureAwait(false)).Dispose(); }