Even THIS works now:
(defn primes [] (let [primes' (atom nil)]
(reset! primes' (cons 2 (filter #(prime? @primes' %)
(iterate inc 3))))))
Em sexta-feira, 13 de fevereiro de 2015 01:28:13 UTC-2, Jorge Marques
Pelizzoni escreveu:
>
> Anyway, I would be in awe that being Closure such an expressive and
> elegant language its user base is really ok with an state of affairs in
> which:
>
> (def primes (cons 2 (lazy-seq (filter #(prime? primes %) (drop 3
> (range))))))
>
> does not mean what it obviously should and above all means something
> different from:
>
> (def primes (cons 2 (lazy-seq (filter #(prime? primes %) (iterate inc
> 3)))))
>
> YES. I've just found out that it is (drop 3 (range)) that makes a
> difference there.
>
> Even this will not work anymore:
>
> (def primes (cons 2 (for [n (drop 3 (range)) :when (prime? primes n)] n)))
>
> I really hope the actual developers of the language feel differently. At
> least there's evidence to support that.
>
> Cheers,
>
> Jorge.
>
> Em sexta-feira, 13 de fevereiro de 2015 00:39:03 UTC-2, Justin Smith
> escreveu:
>>
>> Considering for the sake of argument the possibility that it is a
>> legitimate bug, and not a result of misusing the language features, it is a
>> family of bug that will be more common than most, because it reflects a
>> style of programming that is rare in real Clojure code.
>>
>> But it isn't a bug.
>>
>>
>>>>
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