On Sun, Aug 5, 2012 at 12:45 AM, Olaf Delgado-Friedrichs <
olaf.delg...@googlemail.com> wrote:

> Hi,
>
> I am currently learning Clojure/ClojureScript and enjoying it a lot. Since
> I have a bit of code I am planning to port that requires precise rational
> arithmetic, I am particular delighted by the fact that Clojure natively
> supports rational and arbitrary precision numbers. I'd also like to be able
> to run parts of that code in the browser, though, which currently seems to
> mean that I would have to define my own interface and implement it in a
> platform-dependent way.
>
> So I'd like to know if there are currently any plans for adding Ratio,
> BigInt and BigDecimal support to ClojureScript, or at least make it easier
> for users to plug in their own code. I only had a brief glance at the
> sources, but it seems to me that by providing my own implementations of the
> 'emit-constant' multi-method for these types, I could make literals work.
> The standard arithmetic operators, on the other hand, seem to be
> implemented as macros that directly produce Javascript code. Any chance to
> have an interface IArithmetic or such in the near future?
>
> Obviously, if no one's working on this or planning to, I'm happy to
> contribute my own feeble attempts if anyone thinks they might be useful.
> I'll just have to understand ClojureScript's implementation better first.
>
> Cheers,
> Olaf
>

It would be nice but would require a lot of thought with respect to
performance. http://dev.clojure.org/display/design/Numerics

David

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