public static CompilableProvider Rewrite(
CompilableProvider originProvider,
Func <CompilableProvider, ProviderOrderingDescriptor> orderingDescriptorResolver)
{
ArgumentValidator.EnsureArgumentNotNull(originProvider, "originProvider");
var rewriter = new OrderingRewriter(orderingDescriptorResolver);
if (originProvider.Type == ProviderType.Select)
{
var selectProvider = (SelectProvider)originProvider;
var source = rewriter.VisitCompilable(selectProvider.Source);
return(new SelectProvider(
rewriter.InsertSortProvider(source),
selectProvider.ColumnIndexes));
}
var visited = rewriter.VisitCompilable(originProvider);
return(rewriter.InsertSortProvider(visited));
}
/// <inheritdoc/>
CompilableProvider IPreCompiler.Process(CompilableProvider rootProvider)
{
return(OrderingRewriter.Rewrite(rootProvider, orderingDescriptorResolver));
}
