right, I know it's possible to do what you guys are describing. What I meant to
ask is, should :or be allowed in destructuring vectors? I can't see any reason
for it not to be allowed.
On Jun 12, 2012, at 7:10 PM, Sean Corfield wrote:
> On Tue, Jun 12, 2012 at 12:28 PM, Tassilo Horn <tass...@member.fsf.org> wrote:
>> user> (map #(let [{x 0 y 1 :or {0 -1, 1 -2}} %1]
>> [x y])
>> [[] [10] [10 11]])
>> ([nil nil] [10 nil] [10 11])
>>
>> I had expected it to return ([-1 -2] [10 -2] [10 11]).
>
> It needs to be this:
>
> user=> (map #(let [{x 0 y 1 :or {x -1 y -2}} %]
> [x y])
> [ [] [10] [10 11] [10 11 12] ])
>
> ([-1 -2] [10 -2] [10 11] [10 11])
> --
> Sean A Corfield -- (904) 302-SEAN
> An Architect's View -- http://corfield.org/
> World Singles, LLC. -- http://worldsingles.com/
>
> "Perfection is the enemy of the good."
> -- Gustave Flaubert, French realist novelist (1821-1880)
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