new

# File lib/rdoc/markup/lines.rb, line 42
    def initialize(text)
      @text    = text.dup
      @deleted = false

      # expand tabs
      1 while @text.gsub!(/\t+/) { ' ' * (8*$&.length - $`.length % 8)}  && $~ #`

      # Strip trailing whitespace
      @text.sub!(/\s+$/, '')

      # and look for leading whitespace
      if @text.length > 0
        @text =~ /^(\s*)/
        @leading_spaces = $1.length
      else
        @leading_spaces = INFINITY
      end
    end