Ruby - Re: Circular dependecy on classes

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Re: Circular dependecy on classes

David A. Black

2005-08-28, 6:59 pm

Hi --

On Fri, 26 Aug 2005, Anatol Pomozov wrote:

> Thanks for your quick answers.
>
> Somewhere (i did not remember) I saw following trick
>
> def Soldier
> @can_upgrade_to = [:Knight] #This list != list of all ancestors
>
> def upgrade?(to)
> @can_upgrade_to.include?(to.to_s.to_sym)
> end
> end
>
> but the solution provided by Derek seems more natural for me.

And it has the advantage of working :-) What you've got above (even
given that you mean class rather than def) does not work. (See my
earlier post.)

David

--
David A. Black
dblack@wobblini.net

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