Completely removed Sass

Closes #498

.gitmodules

@@ -1,6 +1,3 @@
 [submodule "test/haml-spec"]
 	path = test/haml-spec
 	url = git://github.com/norman/haml-spec.git
-[submodule "vendor/sass"]
-	path = vendor/sass
-	url = git://github.com/nex3/sass.git

Rakefile

@@ -183,15 +183,6 @@ begin
   require 'yard'
 
   namespace :doc do
-    task :sass do
-      require 'sass'
-      Dir[scope("yard/default/**/*.sass")].each do |sass|
-        File.open(sass.gsub(/sass$/, 'css'), 'w') do |f|
-          f.write(Sass::Engine.new(File.read(sass)).render)
-        end
-      end
-    end
-
     desc "List all undocumented methods and classes."
     task :undocumented do
       opts = ENV["YARD_OPTS"] || ""
@@ -226,7 +217,6 @@ OPTS
       end
     end
   end
-  Rake::Task['yard'].prerequisites.insert(0, 'doc:sass')
   Rake::Task['yard'].instance_variable_set('@comment', nil)
 
   desc "Generate Documentation"
@@ -346,7 +336,7 @@ namespace :test do
   namespace :bundles do
     desc "Install all dependencies necessary to test Haml."
     task :install do
-      with_each_gemfile {sh "bundle install"}
+      with_each_gemfile {sh "bundle"}
     end
 
     desc "Update all dependencies for testing Haml."

haml.gemspec

@@ -29,7 +29,7 @@ HAML_GEMSPEC = Gem::Specification.new do |spec|
   readmes = Dir['*'].reject{ |x| x =~ /(^|[^.a-z])[a-z]+/ || x == "TODO" }
   spec.executables = ['haml', 'html2haml']
   spec.files = Dir['rails/init.rb', 'lib/**/*', 'bin/*', 'test/**/*',
-    'extra/**/*', 'vendor/sass/**/*', 'Rakefile', 'init.rb', '.yardopts'] + readmes
+    'extra/**/*', 'Rakefile', 'init.rb', '.yardopts'] + readmes
   spec.homepage = 'http://haml-lang.com/'
   spec.has_rdoc = false
   spec.test_files = Dir['test/**/*_test.rb']

lib/haml/railtie.rb

@@ -8,10 +8,7 @@ end
 # Rails 3.0.0.beta.2+
 if defined?(ActiveSupport) && Haml::Util.has?(:public_method, ActiveSupport, :on_load)
   require 'haml/template/options'
-  autoload(:Sass, 'sass/rails3_shim')
   ActiveSupport.on_load(:before_initialize) do
-    # resolve autoload if it looks like they're using Sass without options
-    Sass if File.exist?(File.join(Rails.root, 'public/stylesheets/sass'))
     ActiveSupport.on_load(:action_view) do
       Haml.init_rails(binding)
     end

lib/haml/util.rb

@@ -340,35 +340,6 @@ module Haml
       warn(msg)
     end
 
-    # Try loading Sass. If the `sass` gem isn't installed,
-    # print a warning and load from the vendored gem.
-    #
-    # @return [Boolean] True if Sass was successfully loaded from the `sass` gem,
-    #   false otherwise.
-    def try_sass
-      return true if defined?(::SASS_BEGUN_TO_LOAD)
-      begin
-        require 'sass/version'
-        loaded = Sass.respond_to?(:version) && Sass.version[:major] &&
-          Sass.version[:minor] && ((Sass.version[:major] > 3 && Sass.version[:minor] > 1) ||
-          ((Sass.version[:major] == 3 && Sass.version[:minor] == 1) &&
-            (Sass.version[:prerelease] || Sass.version[:name] != "Bleeding Edge")))
-      rescue LoadError => e
-        loaded = false
-      end
-
-      unless loaded
-        haml_warn(<<WARNING)
-Sass is in the process of being separated from Haml,
-and will no longer be bundled at all in Haml 3.2.0.
-Please install the 'sass' gem if you want to use Sass.
-WARNING
-        $".delete('sass/version')
-        $LOAD_PATH.unshift(scope("vendor/sass/lib"))
-      end
-      loaded
-    end
-
     ## Cross Rails Version Compatibility
 
     # Returns the root of the Rails application,

lib/sass.rb

@@ -1,8 +0,0 @@
-dir = File.dirname(__FILE__)
-$LOAD_PATH.unshift dir unless $LOAD_PATH.include?(dir)
-
-require 'haml'
-
-unless Haml::Util.try_sass
-  load Haml::Util.scope('vendor/sass/lib/sass.rb')
-end

lib/sass/plugin.rb

@@ -1,10 +0,0 @@
-dir = File.dirname(File.dirname(__FILE__))
-$LOAD_PATH.unshift dir unless $LOAD_PATH.include?(dir)
-
-require 'haml'
-
-if Haml::Util.try_sass
-  load Sass::Util.scope('lib/sass/plugin.rb')
-else
-  load Haml::Util.scope('vendor/sass/lib/sass/plugin.rb')
-end

lib/sass/rails2_shim.rb

@@ -1,9 +0,0 @@
-Haml::Util.try_sass
-Haml::Util.haml_warn(<<WARNING)
-Haml will no longer automatically load Sass in Haml 3.2.0.
-Please add config.gem 'sass' to your environment.rb.
-WARNING
-
-require 'sass'
-require 'sass/plugin'
-

lib/sass/rails3_shim.rb

@@ -1,16 +0,0 @@
-unless Haml::Util.try_sass
-  # Since Bundler sets up our gem environment,
-  # Sass will only be loadable from gem
-  # if gem "sass" has been set.
-  Haml::Util.haml_warn(<<WARNING)
-Haml will no longer automatically load Sass in Haml 3.2.0.
-Please add gem 'sass' to your Gemfile.
-WARNING
-end
-
-require 'sass/plugin/configuration'
-
-ActiveSupport.on_load(:before_initialize) do
-  require 'sass'
-  require 'sass/plugin'
-end

vendor/sass

@@ -1 +0,0 @@
-Subproject commit 4a1a0d1aaf4dd2a95cc7748b726cf0a90a432816