protected virtual Expression VisitIf(IFCommand ifx)
{
Expression check = this.Visit(ifx.Check);
Expression ifTrue = this.Visit(ifx.IfTrue);
Expression ifFalse = this.Visit(ifx.IfFalse);
return(this.UpdateIf(ifx, check, ifTrue, ifFalse));
}
protected IFCommand UpdateIf(IFCommand ifx, Expression check, Expression ifTrue, Expression ifFalse)
{
if (((check != ifx.Check) || (ifTrue != ifx.IfTrue)) || (ifFalse != ifx.IfFalse))
{
return(new IFCommand(check, ifTrue, ifFalse));
}
return(ifx);
}
protected virtual bool CompareIf(IFCommand x, IFCommand y)
{
return((this.Compare(x.Check, y.Check) && this.Compare(x.IfTrue, y.IfTrue)) && this.Compare(x.IfFalse, y.IfFalse));
}
protected override Expression VisitIf(IFCommand ifx)
{
throw new NotSupportedException();
}
protected override Expression VisitIf(IFCommand ifx)
{
ConditionalExpression exp = Expression.Condition(ifx.Check, ifx.IfTrue, (ifx.IfFalse != null) ? ifx.IfFalse : ((ifx.IfTrue.Type == typeof(int)) ? ((Expression)Expression.Property(this.executor, "RowsAffected")) : ((Expression)Expression.Constant(King.Framework.Linq.TypeHelper.GetDefault(ifx.IfTrue.Type), ifx.IfTrue.Type))));
return(this.Visit(exp));
}
