From: Paul Brannan <paul@...>
Date: 2002-03-19T23:30:15+09:00
Subject: Re: style choice

On Tue, Mar 19, 2002 at 10:53:00PM +0900, David Alan Black wrote:
> My instincts, such as they are, might lead me to do:
> 
>   def degree
>     if @degree == 0
>       @scopes.each {|field| @degree += field.length}
>     end
>     @degree
>   end

Possibly because this leads to less duplication of code; the code that
returns @degree is found only once here, and twice in the original two
snippets.

Paul