protected override Expression VisitMember(MemberExpression memberExpression)
{
Check.NotNull(memberExpression, nameof(memberExpression));
return
(_queryModelVisitor.BindNavigationPathMemberExpression(
memberExpression,
(ps, qs) =>
{
var properties = ps.ToList();
var navigations = properties.OfType <INavigation>().ToList();
if (navigations.Any())
{
var outerQuerySourceReferenceExpression = new QuerySourceReferenceExpression(qs);
var innerQuerySourceReferenceExpression
= CreateJoinsForNavigations(outerQuerySourceReferenceExpression, navigations);
return properties.Count == navigations.Count
? innerQuerySourceReferenceExpression
: Expression.MakeMemberAccess(innerQuerySourceReferenceExpression, memberExpression.Member);
}
return default(Expression);
})
?? base.VisitMember(memberExpression));
}
protected override Expression VisitMember(MemberExpression node)
{
Check.NotNull(node, nameof(node));
return
(_queryModelVisitor.BindNavigationPathMemberExpression(
node,
(properties, querySource) =>
{
var navigations = properties.OfType <INavigation>().ToList();
var collectionNavigation = navigations.SingleOrDefault(n => n.IsCollection());
return collectionNavigation != null
? InjectSubquery(node, collectionNavigation)
: default(Expression);
})
?? base.VisitMember(node));
}