From: KDr2 <kdr2@...>
Date: 2009-04-30T17:28:41+09:00
Subject: Re: Ruby Interface of Erlang

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You're right, String should be converted to List, thanks again=EF=BC=81

On Thu, Apr 30, 2009 at 3:28 PM, Brian Candler <b.candler@pobox.com> wrote:

> KDr2 wrote:
> > Thank you, I just hava done little update :
> > http://github.com/KDr2/erlix/tree/master#fn1
>
> Interesting.
>
> However I think it would be better to turn a ruby string into an erlang
> list, rather than an atom, for two reasons:
>
> (1) It more closely matches what happens in Erlang
>
> 1> Foo =3D "abc".
> "abc"
> 2> hd(Foo).
> 97
>
> (2) I'm not an Erlang expert, but I think I read that Erlang has the
> same atom-exhaustion problem that Ruby has with symbols: namely that
> once an atom has been allocated it cannot be freed. So it is not a good
> idea to keep calling list_to_atom on random strings provided by
> untrusted users.
>
> I'd still expect Ruby symbols to be mapped to atoms, of course.
>
> Regards,
>
> Brian.
> --
> Posted via http://www.ruby-forum.com/.
>
>


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Best Regards,
   -- KDr2, at x-macro.com.

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