/// <inheritdoc/>
protected override Provider VisitFilter(FilterProvider provider)
{
OnRecursionEntrance(provider);
var source = VisitCompilable(provider.Source);
OnRecursionExit(provider);
var predicate = translate(provider, provider.Predicate);
if (source == provider.Source && predicate == provider.Predicate)
{
return(provider);
}
return(new FilterProvider(source, (Expression <Func <Tuple, bool> >)predicate));
}
/// <summary> /// Visits <see cref="FilterProvider"/>. /// </summary> /// <param name="provider">Filter provider.</param> protected abstract Provider VisitFilter(FilterProvider provider);