Is there a way to pipeline program with random-access ranges in C#?

[rumbu]

On Monday, 19 March 2018 at 11:35:46 UTC, Dukc wrote:
> This topic is technically in wrong place, since the problem is 
> with C#, not D. But because what I'm asking is more idiomatic 
> in D than elsewhere, I think I have the best changes to get 
> understood here.
>
> So, I'm looking for some library, or technique, that allows me 
> to chain range-evaluating commands like Phobos, but on C# or 
> JavaScript. Either does, because I'm using Bridge.Net to 
> compile C# to JavaScript, but I would prefer C# because of the 
> type system.
>
> LinQ is otherwise just what I described, except that it can 
> work only with input ranges that can be reseted to their 
> initial state. That leads me to do a lot of for loops. In D I 
> virtually never need them.
>
> I am wondering, does anybody know an alternative which can 
> forward forwarding/bidirectional/random-access capability of 
> source ranges too?

Sorry, but I fail to understand your requirements. Do you have a 
practical example?