erb2haml.rake (put to lib/task/ forder) gems required gem 'haml-rails' gem 'html2haml' gem 'hpricot' gem 'ruby_parser'

erb2haml

namespace :erb do
    namespace :to do
        desc 'Converts all .html.erb files to .html.haml'
        task :haml do
            print "looking for erb views..\n"
            files = `find ./app/views -name *.html.erb`
            files.each_line do |file|
                file.strip!
                print "parsing file: #{file}\n"
                `bundle exec html2haml #{file} | cat > #{file.gsub(/\.erb$/, ".haml")}`
                `rm #{file}`
            end
        end
    end
end