From: Wilson Bilkovich <wilsonb@...>
Date: 2007-09-07T04:16:13+09:00
Subject: Re: Is this a bug or a feature?

On 9/6/07, Martin Jansson <martialis@bigfoot.com> wrote:
> irb(main):002:0> i=1
> => 1
> irb(main):003:0> until (i+=1)>5
> irb(main):004:1> p i
> irb(main):005:1> end
> 2
> 3
> 4
> 5
> => nil
> irb(main):006:0> RUBY_VERSION
> => "1.8.3"
>
> The condition is evaluated before the first iteration.
>
> At least it's consistent:
>
> irb(main):005:0> i = 1
> => 1
> irb(main):006:0> p i until (i+=1)>5
> 2
> 3
> 4
> 5
> => nil
>
> I think it makes "until" less useful. Why would anyone want this?

What other behavior would you want, and why?
Here are some specs for the current behavior of 'until'. They may help.
http://rubyurl.com/12y