Add annotation to haml and slim template.

railties/lib/rails/source_annotation_extractor.rb

@@ -69,6 +69,10 @@ def find_in(dir)
         results.update(extract_annotations_from(item, /#\s*(#{tag}):?\s*(.*)$/))
       elsif item =~ /\.erb$/
         results.update(extract_annotations_from(item, /<%\s*#\s*(#{tag}):?\s*(.*?)\s*%>/))
+      elsif item =~ /\.haml$/
+        results.update(extract_annotations_from(item, /-\s*#\s*(#{tag}):?\s*(.*)$/))
+      elsif item =~ /\.slim$/
+        results.update(extract_annotations_from(item, /\/\s*\s*(#{tag}):?\s*(.*)$/))
       end
     end
 

railties/test/railties/rake_tasks_test.rb

@@ -0,0 +1,42 @@
+require "isolation/abstract_unit"
+
+module RailtiesTest
+  class RakeNotesTest < Test::Unit::TestCase
+    def setup 
+      build_app
+      require "rails/all"
+    end
+
+    def teardown
+      teardown_app
+    end
+
+    test 'notes' do
+      app_file "app/views/home/index.html.erb", "<% # TODO: note in erb %>"
+      app_file "app/views/home/index.html.haml", "-# TODO: note in haml"
+      app_file "app/views/home/index.html.slim", "/ TODO: note in slim"
+
+      boot_rails
+      require 'rake'
+      require 'rdoc/task'
+      require 'rake/testtask'
+
+      Rails.application.load_tasks
+
+      Dir.chdir(app_path) do
+        output = `bundle exec rake notes`
+
+        assert_match /note in erb/, output
+        assert_match /note in haml/, output
+        assert_match /note in slim/, output
+      end
+
+    end
+
+    private
+    def boot_rails
+      super
+      require "#{app_path}/config/environment"
+    end
+  end
+end