protected override Expression VisitMember(MemberExpression node)
{
if (ApplicableOrderByMethods.Contains(this.method))
{
var memeber = node.Member;
if (memeber.Name == "Id" && typeof(NuGetPackageInfo).IsAssignableFrom(memeber.ReflectedType))
{
idOrderRule = method == "OrderBy"
? IdOrderRule.Asc
: IdOrderRule.Desc;
}
}
return(base.VisitMember(node));
}
protected override Expression VisitMethodCall(MethodCallExpression node)
{
this.method = node.Method.Name;
var args = node.Arguments;
var orderBy = args.Last();
this.Visit(orderBy);
//if visited member and not find - return original
if (idOrderRule != IdOrderRule.None)
{
this.nuGetQueryFilter.OrderById = this.idOrderRule;
idOrderRule = IdOrderRule.None;
}
else
{
this.NotEvaluated(node);
}
return(args.First());
}