Just curious why something like the following wouldn't be part of subvector?
public Object kvreduce(IFn f, Object init){
for(int i=0;i<(end - start);i++){
init = f.invoke(init,i,v.nth(start+i));
return init;
}
On Fri, Dec 28, 2012 at 11:23 PM, Andy Fingerhut
<andy.finger...@gmail.com>wrote:
> I am not saying that one would *have* to give up O(1) subvec in order to
> support other operations.
>
> I am guessing, without having done a thorough analysis, that an O(log n)
> subvec based on RRB Trees would make most/all operations on subvec's just
> fall out fairly naturally, rather than having to be written as special
> cases.
>
> Andy
>
> On Dec 27, 2012, at 8:54 PM, Alan Busby wrote:
>
> I'm confused why we'd need to give up O(1) just to support something like
> reduce-kv on subvectors.
> Isn't the implementation of subvector just a wrapper around the original
> vector along with a start and end value?
>
> Current source here;
>
> https://github.com/clojure/clojure/blob/master/src/jvm/clojure/lang/APersistentVector.java
>
> I apologize if I'm missing something key here.
>
>
> On Fri, Dec 28, 2012 at 3:18 AM, Andy Fingerhut
> <andy.finger...@gmail.com>wrote:
>
>> http://dev.clojure.org/jira/browse/CLJ-1082
>
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