protected override Expression VisitMember(MemberExpression node)
{
var paramter = node.GetRoot() as ParameterExpression;
var name = string.Join("/", node.GetMemberName());
if (!map[paramter].SelectMembers.Any(x => x.MemberPath == name))
{
map[paramter].SelectMembers.Add(new SelectMember {
MemberPath = name, IsComplexType = !(node.Member is PropertyInfo m && m.PropertyType.IsSimpleType())
});
