From: ara.t.howard@...
Date: 2006-11-17T05:38:41+09:00
Subject: Re: #returning and #tap

On Fri, 17 Nov 2006, Eric Hodel wrote:

>> Otherwise you have to do this:
>
> I would write it:
>
> def foo
>  return @foo if @foo
>  @foo = Foo.new
>  @foo.bar = 'bar'
>  @foo
> end
>
> $ wc
> ...
>       6      14      77
>
> Ten characters and one line more typing, but less punctuation.  (And those 
> ten extra characters will be mostly be handled by my tab key.)

and quite easy to golf if line count matters that much

   def foo
     @foo ||= Foo.new.instance_eval{ self.bar = 'bar'; self }
   end

-a
-- 
my religion is very simple.  my religion is kindness. -- the dalai lama