Duck typing is an interesting consideration. If one could express
x follows ArraySpec
then that would work for both array-like objects and Array instances from other
frames.
On Jan 20, 2012, at 19:28 , Herby Vojčík wrote:
> Inspired by Smalltalk messages like #isInteger (defined in Object as
> returning false, defined in Integer as returning true) one possible solution
> would be to use variation of it. Its problem (or advantage, as one sees at
> it) is that it is designed for overwriting and possibility have forest, not
> only tree of objects that return isXxx as true; the is, for duck-typing.
--
Dr. Axel Rauschmayer
[email protected]
home: rauschma.de
twitter: twitter.com/rauschma
blog: 2ality.com
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