Re: boolean operators

[Philippe Lhoste <PhiLho@...>]

Alexandre Erwin Ittner a écrit :
> > May I ask you (and others) why you need boolean operators in Lua? (This
> > is not a rhetorical question. I really want to know what uses boolean
> > operators may have in Lua.)
>
> Some time ago, a wrote some bindings to libraries that uses bitwise OR to
> combine options. So, people using something like
>   xxx_type *hl xxx_open("~/blerg.boo", XXX_CREATE | XXX_SOMETHING_ELSE);
>
> will not be confused when porting code to Lua:
>    local hl = xxx.open("~/blerg.boo", xxx.CREATE + xxx.SOMETHING_ELSE)

Which of course is risky if you combine options with same bit set (eg., 
still with Windows styles, some styles are just aggregates of other styles).

--
Philippe Lhoste
--  (near) Paris -- France
--  http://Phi.Lho.free.fr
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