#!/usr/bin/env ruby
# This code comes from http://ruby-it.org/pages/Word+Wrap
# Check the page for copyright notice and explanations



   def wordwrap(str, lunghezza )
       str.gsub( /\n/, "\n\n" ).gsub( /(.{1,#{lunghezza}})(\s+|$)/, "\\1\n" )
   end

   class String
     def wordwrap( lung=72 )
       gsub( /\n/, "\n\n" ).gsub( /(.{1,#{lun}})(\s+|$)/, "\\1\n" )
     end
   end

   require 'text/format'

   formattatore = Text::Format.new {
     @columns = 72
   }
   formattatore.format( stringa )

   Text::Format.new {
     @columns = 68
     @first_indent = 0
   }