Hi,
On 12/12/12 03:28, Florian Friesdorf wrote:
>> * New primops: concatLists, elem, elemAt and filter.
>
> The elem library function evaluates all list elements instead of
> returning "true" after finding a matching element.
Sure about that? This seems lazy enough:
elem =
builtins.elem or
(x: list: fold (a: bs: x == a || bs) false list);
--
Eelco Dolstra | LogicBlox, Inc. | http://nixos.org/~eelco/
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