internal static void CheckChainedSequence(MethodCallExpression call, Type type)
{
if (ReflectionUtil.IsSequenceSelectMethod(call.Method))
{
MethodCallExpression expression = ResourceBinder.StripTo <MethodCallExpression>(call.Arguments[0]);
if ((expression != null) && ReflectionUtil.IsSequenceSelectMethod(expression.Method))
{
throw new NotSupportedException(System.Data.Services.Client.Strings.ALinq_ExpressionNotSupportedInProjection(type, call.ToString()));
}
}
}
/// <summary>
/// Checks whether the specified <see cref="MethodCallExpression"/> refers
/// to a Select method call that works on the results of another Select call
/// </summary>
/// <param name="call">Method call expression to check.</param>
/// <param name="type">Type of the projection</param>
internal static void CheckChainedSequence(MethodCallExpression call, Type type)
{
if (ReflectionUtil.IsSequenceSelectMethod(call.Method))
{
// Chained Selects are not allowed
// c.Orders.Select(...).Select(...)
MethodCallExpression insideCall = ResourceBinder.StripTo <MethodCallExpression>(call.Arguments[0]);
if (insideCall != null && (ReflectionUtil.IsSequenceSelectMethod(insideCall.Method)))
{
throw new NotSupportedException(Strings.ALinq_ExpressionNotSupportedInProjection(type, call.ToString()));
}
}
}