From: andrew mcelroy <sophrinix@...>
Date: 2012-06-07T10:37:21+09:00
Subject: Re: "Create a rock paper scissors program in ruby WITHOUT using conditionals"

On Wed, Jun 6, 2012 at 8:24 PM, Ryan Davis <ryand-ruby@zenspider.com> wrote:
>
> On Jun 6, 2012, at 15:54 , Peter Zotov wrote:
>
>> Instead of this:
>>
>>  if arg == "a"
>>    1
>>  elsif arg == "b"
>>    2
>>  end
>>
>> ... you can use:
>>
>>  { "a" => 1, "b" => 2 }[arg]
>>
>> I leave the rest to your imagination.
>
> I think this is too limiting / not mind-expanding enough...
>
> I suggest looking at how smalltalk does branching (conditionals, loops, etc).

excellent suggestion.

Also consider how this could be done via delegation ala objective c style.


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