/// <summary>
/// Compares the aggregate.
/// </summary>
/// <param name="a">A.</param>
/// <param name="b">The b.</param>
/// <returns></returns>
protected virtual bool CompareAggregate(AggregateExpression a, AggregateExpression b)
{
return(a.AggregateName.Equals(b.AggregateName, StringComparison.InvariantCultureIgnoreCase) && this.Compare(a.Argument, b.Argument));
}
/// <summary>
/// Visits the aggregate.
/// </summary>
/// <param name="aggregate">The aggregate.</param>
/// <returns></returns>
protected virtual Expression VisitAggregate(AggregateExpression aggregate)
{
var arg = this.Visit(aggregate.Argument);
return(this.UpdateAggregate(aggregate, aggregate.Type, aggregate.AggregateName, arg, aggregate.IsDistinct));
}