From: Daniel Berger <djberg96@...>
Date: 2007-08-23T03:35:15+09:00
Subject: Re: de-camelcase a filename

On Jul 2, 11:42 am, Ezra Zygmuntowicz <ezmob...@gmail.com> wrote:
> On Jul 2, 2007, at 9:41 AM, Bill Kelly wrote:
>
> > From: "Roseanne Zhang" <rosea...@javaranch.com>
> >> How about this:
> >> "FooBarBaz".split(/(?=[A-Z])/).join('_').downcase
>
> > Nice... (why didn't I think of that :)
>
> This is the cleanest I've come up with:
>
> class String
>    # "FooBar".snake_case #=> "foo_bar"
>    def snake_case
>      gsub(/\B[A-Z]/, '_\&').downcase
>    end
> end

Both of these solutions have a problem with back to back caps. For
example:

"CheckHostIP".gsub(/\B[A-Z]/, '_\&').downcase => "check_host_i_p"

But I want "check_host_ip". It's probably a simple tweak, but I'm
having trouble finding it at the moment. Suggestions?

Thanks,

Dan