From: Todd Benson <caduceass@...>
Date: 2012-10-25T11:38:41+09:00
Subject: Re: Is there a better way to invoke methods?

On Wed, Oct 24, 2012 at 1:37 PM, Robert Klemme
<shortcutter@googlemail.com> wrote:
> On Wed, Oct 24, 2012 at 7:44 PM, Todd Benson <caduceass@gmail.com> wrote:
>> I'm writing a simple script and need to shoot off methods based on
>> user input via ARGV. I'm trying to avoid the if, elseif chain, so
>> right now I'm using send...

> Another approach would be to replace the symbols in the Hash by
> lambdas and invoke them.
>
> h= {
>   "a" => lambda {|p1, p2, p3| ...},
>   "d" => lambda {|p1, p2, p3| ...},
> }
>
> h[user_input][parameters]
> h[user_input].call(parameters)
>
> Note though that in this case the object is missing.  You could
> include that in the closures though.
>
> Kind regards
>
> robert

Ideal. Thank you.

Todd