protected override Expression VisitEntityFieldExpression(EntityFieldExpression ef)
{
var keyExpression = (KeyExpression)ef.Fields.First(f => f.ExtendedType == ExtendedExpressionType.Key);
AddColumns(ef, keyExpression.Mapping.GetItems());
if (!TreatEntityAsKey)
{
Visit(ef.Entity);
}
return(ef);
}
/// <exception cref="InvalidOperationException"><c>InvalidOperationException</c>.</exception>
protected override Expression VisitEntityFieldExpression(EntityFieldExpression expression)
{
if (expression.Entity != null)
{
return(Visit(expression.Entity));
}
var tupleExpression = GetTupleExpression(expression);
if (itemMaterializationContextParameter == null)
{
return(tupleExpression.MakeTupleAccess(expression.Type, expression.Mapping.Offset));
}
return(CreateEntity(expression, tupleExpression));
}
protected override Expression VisitEntityFieldExpression(EntityFieldExpression expression)
{
return(expression);
}
protected override Expression VisitEntityFieldExpression(EntityFieldExpression expression)
{
return(expression.RemoveOwner());
}
protected virtual Expression VisitEntityFieldExpression(EntityFieldExpression expression)
{
return(expression);
}
