From: James Edward Gray II <james@...>
Date: 2006-12-11T22:56:54+09:00
Subject: Re: can it be shorter?

On Dec 10, 2006, at 11:20 PM, WuyaSea Operator wrote:

> doing formating, i need to break a long line of words to roughly 80
> chars per line, below is what I got
>
>   def break_line(text)
>     return text if text.size < 80
>
>     i = text.index(' ', 79)
>     text[0..i] + "\n" + break_line(text[i+1..-1])
>   end
>
>
> can it be any shorter, more rubyish? Thank you.

def break_line(text)
   text.gsub!(/(.{1,80}|\S{81,})(?: +|$\n?)/, "\\1\n")
end

James Edward Gray II