protected internal virtual Expression VisitAdditionalField(AdditionalFieldExpression ml)
{
var newBackID = (PrimaryKeyExpression)Visit(ml.BackID);
if (newBackID != ml.BackID)
{
return(new AdditionalFieldExpression(ml.Type, newBackID, ml.Route));
}
return(ml);
}
protected internal virtual Expression VisitAdditionalField(AdditionalFieldExpression ml)
{
var newBackID = (PrimaryKeyExpression)Visit(ml.BackID);
var externalPeriod = (NewExpression)Visit(ml.ExternalPeriod);
if (newBackID != ml.BackID || externalPeriod != ml.ExternalPeriod)
{
return(new AdditionalFieldExpression(ml.Type, newBackID, externalPeriod, ml.Route));
}
return(ml);
}
protected internal override Expression VisitAdditionalField(AdditionalFieldExpression afe)
{
var exp = binder.BindAdditionalField(afe, entityCompleter: true);
var newEx = this.Visit(exp);
if (newEx is ProjectionExpression newProj && newProj.Projector.Type.IsInstantiationOf(typeof(MList <> .RowIdElement)))
{
return(new MListProjectionExpression(afe.Type, newProj));
}
return(newEx);
}
protected virtual bool CompareMList(AdditionalFieldExpression a, AdditionalFieldExpression b)
{
return(a.Route.Equals(b.Route) &&
Compare(a.BackID, b.BackID));
}