From: Robert Klemme <shortcutter@...>
Date: 2007-11-10T02:45:25+09:00
Subject: Re: Best way to test if a directory is empty

2007/11/9, Peter Marks <petertmarks@gmail.com>:
> I see this question was asked a while back
> (http://www.ruby-forum.com/topic/84762), but I'm having trouble
> implementing any of the solutions. I have tried:
>
> if Dir["#{RAILS_ROOT}/documents/"].empty?

You need the star here as well - as you probably know by now.

> if catch('empty'){Dir.glob("#{RAILS_ROOT}/documents/"){throw 'empty'}}

I guess that should rather read

unless catch('non_empty'){Dir.glob("#{RAILS_ROOT}/documents/*"){throw
'non_empty'}}

Or am I missing something?

> if Dir.entries("#{RAILS_ROOT}/documents/") == []

(see above)

> , but none seem to work for me.

Cheers

robert

-- 
use.inject do |as, often| as.you_can - without end