From: luke gruber <lists@...>
Date: 2012-06-25T03:37:41+09:00
Subject: Re: Looking for a better way to add a method to a core class than monkey patching

> Here an example method that I use from time to time:
>
> class String
>    def integer?
>      !!(self =~ /\A[+-]?[0-9]+\Z/)
>    end
> end
>
> Regards,
> Marcus

Hey, this can be made a bit cleaner by doing:

   /regex/ === 'string'

-Luke

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