From: Lou Vanek <vanek@...>
Date: 2006-03-13T22:16:23+09:00
Subject: Re: word_wrap method for String?

here's a (partially modded) excerpt from a previous discussion on this topic:

width = 11
str = 'This is a  test of the emergency broadcasting servicings I asseverate'
p str.scan(/\S.{0,#{width}}\S(?=\s|$)|\S+/)



Jeff Coleman wrote:
> Hi all,
> 
> For a text adventure program I'm working on I needed a method to word 
> wrap a long string based on spaces or non-word characters so I came up 
> with this.  I just thought I'd post it to see if there are any thoughts 
> or if there might be a better way to do it.
> 
> class String
>   def word_wrap(width)
>     source = self.dup
>     original_width = width
>     while width < source.length do
>       last_space = source.rindex( / |\W/, width )
>       source.insert( last_space, "\n" )
>       source.gsub!(/\n */,"\n")
>       width = last_space + original_width
>     end
>     source
>   end
> end
> 
> Jeff Coleman
>