Visualize a Sass project

sass_visualizer.rb

#!/usr/bin/env ruby
require 'graphviz'

class Visualizer
  def initialize
    @g = GraphViz.new( "G", :type => "graph", :rankdir => "LR", :bgcolor => "#808080", :aspect => 1 )
  end

  def prune(file)
    file.gsub(/\S+\/(\S+)\.scss/, '\\1').gsub(/@import ['"](\S+\/)?(\S+)['"];/, '\\2')
  end

  def process_files( files )
    files.each do |file|
      puts "Opening: #{file} ..."
      @g.add_nodes( prune(file) )
      lines = File.open(file).readlines
      lines.each do |l|
        if l =~ /@import/
          puts prune(l)
          @g.add_nodes(prune(l))
          @g.add_edges(prune(l), prune(file))
        end
      end
    end
  end

  def save
    @g.output(:dot => "hi.dot")
  end
end

v = Visualizer.new
v.process_files(Dir["scss/*.scss"])
v.save