protected virtual Expression VisitIf(IfCommandExpression ifx)
{
var check = this.Visit(ifx.Check);
var ifTrue = this.Visit(ifx.IfTrue);
var ifFalse = this.Visit(ifx.IfFalse);
return this.UpdateIf(ifx, check, ifTrue, ifFalse);
}
protected override Expression VisitIf(IfCommandExpression ifx)
{
throw new NotSupportedException();
}
protected IfCommandExpression UpdateIf(IfCommandExpression ifx, Expression check, Expression ifTrue, Expression ifFalse)
{
if (check != ifx.Check || ifTrue != ifx.IfTrue || ifFalse != ifx.IfFalse)
{
return new IfCommandExpression(check, ifTrue, ifFalse);
}
return ifx;
}
protected virtual bool CompareIf(IfCommandExpression x, IfCommandExpression y)
{
return this.Compare(x.Check, y.Check) && this.Compare(x.IfTrue, y.IfTrue) && this.Compare(x.IfFalse, y.IfFalse);
}