From: Peter Bailey <lists@...>
Date: 2013-01-10T09:09:29+09:00
Subject: Re: One liner for filenames

Peter Bailey wrote in post #1091614:
> "Jesús Gabriel y Galán" <jgabrielygalan@gmail.com> wrote in post
> #1091613:
>> On Wed, Jan 9, 2013 at 5:00 PM, Peter Bailey <lists@ruby-forum.com>
>> wrote:
>>>>> ruby -r pathname -e 'Pathname.glob("*[^1].png").each(&:delete)'
>>>>
>>>> Careful, as this skips also filename_11.png, filename_21.png, etc.
>>>> Building on this:
>>>>
>>>> ruby -r pathname -e 'Pathname.glob("*_{[^1],??}.png").each(&:delete)'
>>>>
>>>> Jesus.
>>>
>>> Excellent. Thanks. Hans is right, though. Dir.glob is unsorted. Is that
>>> a problem here?
>>
>> No, because here we are using the glob facility to do all the
>> filtering. In the other solution, there was the array returned from
>> the glob that was being filtered, and so the order was important for
>> the solution that removed the first entry in the array.
>>
>> Jesus.
>
> Beautiful. Thanks a lot.

This is what I'm getting. I'm sure i'm missing something simple.

ruby -r pathname -e 'Pathname.glob("*_{[^1],??}.png").each(&:delete)'
-e:1: syntax error, unexpected $end, expecting ')'

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