From: "David A. Black" <dblack@...>
Date: 2008-07-27T06:59:01+09:00
Subject: Re: head/tail split for path

Hi --

On Sun, 27 Jul 2008, Thomas Sawyer wrote:

> Hi David,
>
> David A. Black wrote:
>>
>> Check out the Pathname feature:
>>
>>    require 'pathname'
>>
>>    p = Pathname.new("a/b/c")
>>
>> You get p.basename and p.dirname. Both return Pathname objects, but
>> they're quite string-like and easily converted.
>
>    p = Pathname.new("a/b/c")
>
>    p.dirname   #=> "a/b"
>    p.basename  #=> "c"
>
> But I need "a" and "b/c".

Whoops. Well, you could do:

require 'enumerator'
[path.to_enum(:ascend).to_a[1], path.basename]

or something like:

path.scan(/([^\/]+)\/(.*)/)  # with the String path

Pathname#cleanpath might come in handy if you're rolling your own. So
might File::Separator.


David

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