/// <summary>
/// Returns the rightmost page number of the pagination, using the defined page span.
/// </summary>
/// <param name="pagination"></param>
/// <returns></returns>
public static int PageSpanTo(this IPagination pagination)
{
var result = pagination.Page + pagination.PageSpan;
var total = pagination.TotalPage();
return((result > total) ? total : result);
}
