To_Haml.rb

#A little script to convert all your .erb views to .haml using html2haml, which is included with Haml installation.
#Just drop this in your rails root folder and run it.
#
# Original Author: http://snippets.dzone.com/posts/show/5449
#
# GlennR: 2009 09 09 - Improved output. (I didnt have hpricot installing and the script wasnt telling me otherwise!)
#

class ToHaml
  def initialize(path)
    @path = path
  end
  
  def convert!
    Dir["#{@path}/**/*.erb"].each do |file|
      puts "Converting file #{file} to haml..."
      puts "  Running command:  html2haml -rx #{file} #{file.gsub(/\.erb$/, '.haml')}"
      output = `html2haml -rx #{file} #{file.gsub(/\.erb$/, '.haml')}`
      puts "#{output}"
    end
    puts "Done!"
  end
end

path = File.join(File.dirname(__FILE__), 'app', 'views')
ToHaml.new(path).convert!