From: Joel VanderWerf <vjoel@...>
Date: 2005-05-12T04:36:50+09:00
Subject: Re: alternatives to ? : contruct

John-Mason P. Shackelford wrote:
...
> I'd really like to be able to say:
> 
> a = b if y==z otherwise c

Just kidding:

class Object
   def incase(cond)
     if cond
       self
     else
       yield
     end
   end
end

a = 3.incase(1==2) {"c"}
p a
a = 3.incase(1==1) {"c"}
p a