From: Daniel Berger <Daniel.Berger@...>
Date: 2005-08-24T03:38:38+09:00
Subject: Re: File.extname edge case bug?

Tilman Sauerbeck wrote:
> On Wed, 24 Aug 2005 02:24:17 +0900 Daniel Berger <Daniel.Berger@qwest.com> wrote:
> 
> 
>>Should File.extname("..") return "" or "."?  It currently returns ".".
>>
>>The comments in the source say that it returns an empty string if the 
>>string provided as an argument begins with a "." and is the only "." in 
>>the string.
>>
>>I would argue that any string that begins with a ".", regardless of how 
>>many total "." there are in the string, should return an empty string. 
>>My opinion is based on years of convention.  I have never, ever seen 
>>string that began with "." and had an extension as well.  No one ever 
>>does this afaik.
> 
> 
> File.extname(".some_app.conf") => ".conf"
> Don't break that :)
> 
> Not sure about File.extname("..") though.
> 

Hrm...I guess you're right Tilman.  We'll just have to accept the 
results of ".." as an odd edge case.  It's fixable, i.e. we could make 
any string that consists *solely* of "." characters return "", but it's 
probably more effort than it's worth.

Disregard.

Dan