private static bool CheckLastTwoSegments <TSegment1, TSegment2>(this ODataUri uri, Func <TSegment1, bool> check1, Func <TSegment2, bool> check2)
where TSegment1 : ODataUriSegment
where TSegment2 : ODataUriSegment
{
if (uri.Segments.Count < 2)
{
return(false);
}
if (!uri.CheckLastSegment(check2))
{
return(false);
}
return(uri.Segments[uri.Segments.Count - 2].CheckSegment(check1));
}
/// <summary>
/// Returns whether or not the uri refers to a function call
/// </summary>
/// <param name="uri">The uri to extend</param>
/// <returns>whether or not the uri refers to a function call</returns>
public static bool IsFunction(this ODataUri uri)
{
return(uri.CheckLastSegment <FunctionSegment>(f => f.Function.IsFunction()) ||
uri.CheckLastTwoSegments <FunctionSegment, ParametersExpressionSegment>(f => f.Function.IsFunction(), p => true));
}
/// <summary>
/// Returns whether or not the uri refers to a procedure call
/// </summary>
/// <param name="uri">The uri to extend</param>
/// <returns>whether or not the uri refers to a procedure call</returns>
public static bool IsAction(this ODataUri uri)
{
return(uri.CheckLastSegment <FunctionSegment>(f => f.Function.IsAction()));
}