From: John Joyce <dangerwillrobinsondanger@...>
Date: 2007-07-01T07:26:23+09:00
Subject: Re: de-camelcase a filename


On Jun 30, 2007, at 3:17 PM, Bill Kelly wrote:

>
> From: "Swaroop C H" <swaroopch@gmail.com>
>> On 6/30/07, Aaron Smith <beingthexemplary@gmail.com> wrote:
>>> how can a take a string file name like MyTestCase.rb and change  
>>> it to
>>> my_test_case.rb?
>> I'm a novice at Ruby, but this might help:
>> irb(main):013:0> 'MyTestCase'.gsub(/[A-Z]/) {
>> irb(main):014:1*   |p| '_' + p.downcase
>> irb(main):015:1> }
>> => "_my_test_case"
>> then:
>> irb(main):020:0> "_my_test_case"[1..-1]
>> => "my_test_case"
>
> Here's another way:
>
> irb(main):078:0> "FooBarBaz".split(/(?=[A-Z])/).map{|w|  
> w.downcase}.join("_")
> => "foo_bar_baz"
>
>
> Regards,
>
> Bill
>
>
>
Just be careful of any code that has dependencies on the camelCaps  
version!
You might even write a conditional require statement to check for  
both versions.