From: Harry Kakueki <list.push@...>
Date: 2007-05-04T17:24:02+09:00
Subject: Re: Is there a better way to do this?

On 5/4/07, Robert Klemme <shortcutter@googlemail.com> wrote:
> > Is there a better (more Rubyish) way to do this?
> > Obviously I will want to add more code in the future to handle
> > exceptions like phone numbers that are not 10 characters long or are
> > longer, but this will get me started.
>
> I'd start by having the parts of the number separate.  Then you can
> easily use sprintf for the formatting.  For example, with
>
> Phone = Struct.new(:country, :area, :number) do
>    def to_s
>      sprintf("(%d) %d-%d", country, area, number)
>    end
> end
>
> You can do
>
> irb(main):006:0> a = Phone.new 123, 456, 7890
> => #<struct Phone country=123, area=456, number=7890>
> irb(main):007:0> puts a
> (123) 456-7890
> => nil
> irb(main):008:0>
>
> You can even add exceptions and special handling if one of the parts is
> missing etc.  If you need leading zeros, that's easy with sprintf as well.
>
> Kind regards
>
>         robert
>
>

I answered that question, too.
But then he added more requirements.
He not only wants to deal with phone number formats, but any format.

Harry
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