public static Expression InPrimaryKey(Expression element, PrimaryKey[] values)
{
var cleanValues = values.Select(a => a.Object).ToArray();
var cleanElement = SmartEqualizer.UnwrapPrimaryKey(element);
if (cleanElement == NewId)
{
return(False);
}
return(InExpression.FromValues(DbExpressionNominator.FullNominate(cleanElement), cleanValues));
}
protected internal virtual Expression VisitIn(InExpression @in)
{
var expression = this.Visit(@in.Expression);
var select = (SelectExpression)this.Visit(@in.Select);
if (expression != @in.Expression || select != @in.Select)
{
if (select != null)
{
return(new InExpression(expression, select));
}
else
{
return(InExpression.FromValues(expression, @in.Values !));
}
}
return(@in);
}
public static Expression In(Expression element, object[] values)
{
var nominate = DbExpressionNominator.FullNominate(element) !;
if (nominate is ToDayOfWeekExpression dowe)
{
byte dateFirs = ToDayOfWeekExpression.DateFirst.Value.Item1;
var sqlWeekDays = values.Cast <DayOfWeek>()
.Select(a => (object)ToDayOfWeekExpression.ToSqlWeekDay(a, dateFirs))
.ToArray();
return(InExpression.FromValues(dowe.Expression, sqlWeekDays));
}
else
{
return(InExpression.FromValues(nominate, values));
}
}
public static Expression InPrimaryKey(Expression element, PrimaryKey[] values)
{
var cleanValues = values.Select(a => a.Object).ToArray();
var cleanElement = SmartEqualizer.UnwrapPrimaryKey(element);
if (cleanElement == NewId)
{
return(False);
}
cleanElement = DbExpressionNominator.FullNominate(cleanElement) !;
if (cleanElement.Type == typeof(string))
{
return(InExpression.FromValues(cleanElement, cleanValues.Select(a => (object)a.ToString() !).ToArray()));
}
else
{
return(InExpression.FromValues(cleanElement, cleanValues));
}
}
public static Expression In(Expression element, object[] values)
{
return(InExpression.FromValues(DbExpressionNominator.FullNominate(element), values));
}
protected virtual bool CompareIn(InExpression a, InExpression b)
{
return(Compare(a.Expression, b.Expression) &&
Compare(a.Select, b.Select) &&
CompareValues(a.Values, b.Values));
}
// don't count aggregates in subqueries
protected internal override Expression VisitIn(InExpression @in)
{
return(base.VisitIn(@in));
}