From: Michael Fellinger <m.fellinger@...>
Date: 2006-12-11T15:57:36+09:00
Subject: Re: can it be shorter?

On Monday 11 December 2006 14:20, 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.
>

It's not perfect, but well... just inviting all the regex-gurus to improve 
it ;)

^manveru

class String
  def linearize(max = 60)
    scan(/.{1,#{max}}(?=\s|$)/)
  end
end

"The Lojban alphabet consists of the 26 characters".linearize
# ["The Lojban alphabet consists of the 26 characters"]

"The Lojban alphabet consists of the 26 characters".linearize 10
# ["The Lojban", " alphabet", " consists", " of the 26", "characters"]

"The Lojban alphabet consists of the 26 characters".linearize 20
# ["The Lojban alphabet", " consists of the 26", " characters"]

"The Lojban alphabet consists of the 26 characters".linearize 30
# ["The Lojban alphabet consists", " of the 26 characters"]

"The Lojban alphabet consists of the 26 characters".linearize 40
# ["The Lojban alphabet consists of the 26", " characters"]

> operator
> www.wuyaSea.com