# File lib/juicer/css_cache_buster.rb, line 27
    def initialize(options = {})
      @document_root = options[:document_root]
      @document_root.sub!(%r{/?$}, "") if @document_root
      @type = options[:type] || :soft
      @hosts = (options[:hosts] || []).collect { |h| h.sub!(%r{/?$}, "") }
      @contents = @base = nil
    end