From: Todd Benson <caduceass@...>
Date: 2008-03-11T08:11:12+09:00
Subject: Re: shortcut for x = [x] unless x.is_a?(Array)

On Mon, Mar 10, 2008 at 5:57 PM, Siep Korteling <s.korteling@gmail.com> wrote:
> Aryk Grosz wrote:
>  > Is there any prettier or cleaner way to write
>  >
>  >  x = [x] unless x.is_a?(Array)
>
>  x = x.to_a
>
>  Or am I overseeing something?
>
>  Regards,
>
>  Siep

#to_a can behave differently

x = {}
x = x.to_a
=> [x]

x = {}
x = [x] unless x.is_a?(Array)
=> [{x}]

x = 5
x.to_a
=> some warning about default to_a being deprecated

Todd