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



 def expand(stringa, tablen=8)
    res = []
    for substr in stringa.split("\t")
        res.push substr
        res.push ' '*(tablen - stringa.size %tablen)
    end	
    return res.join(' ')
 end

 def expand(str, tablen=8)
  str.split("\t").inject { |a,b| a +  ' ' * ( tablen - a.size % tablen )  + b }
 end