reowrk a bunch of the tilt stuff, only use extensions we know

lib/jasmine/headless.rb

@@ -1,5 +1,5 @@
 require 'pathname'
-require 'sprockets/engines'
+require 'sprockets'
 
 module Jasmine::Headless
   autoload :CoffeeScriptCache, 'jasmine/headless/coffee_script_cache'
@@ -14,6 +14,8 @@ module Jasmine::Headless
 
   autoload :TemplateWriter, 'jasmine/headless/template_writer'
 
+  autoload :CoffeeTemplate, 'jasmine/headless/coffee_template'
+
   autoload :Report, 'jasmine/headless/report'
   autoload :ReportMessage, 'jasmine/headless/report_message'
 
@@ -25,4 +27,21 @@ module Jasmine::Headless
 end
 
 require 'jasmine/headless/errors'
-Sprockets::Engines
+
+# register haml-sprockets if it's available...
+%w{haml-sprockets}.each do |library|
+  begin
+    require library
+  rescue LoadError
+  end
+end
+
+# ...and unregister ones we don't want/need
+module Sprockets
+  %w{less sass scss erb str}.each do |extension|
+    @engines.delete(".#{extension}")
+  end
+
+  register_engine '.coffee', Jasmine::Headless::CoffeeTemplate
+end
+

lib/jasmine/headless/coffee_template.rb

@@ -0,0 +1,29 @@
+require 'tilt/template'
+
+module Jasmine::Headless
+  class CoffeeTemplate < Tilt::Template
+    def prepare ; end
+
+    def evaluate(scope, locals, &block)
+      begin
+        cache = Jasmine::Headless::CoffeeScriptCache.new(file)
+        source = cache.handle
+        if cache.cached?
+          %{<script type="text/javascript" src="#{cache.cache_file}"></script>
+            <script type="text/javascript">
+              window.CSTF['#{File.split(cache.cache_file).last}'] = '#{file}';
+            </script>}
+        else
+          %{<script type="text/javascript">#{source}</script>}
+        end
+      rescue CoffeeScript::CompilationError => ne
+        puts "[%s] %s: %s" % [ 'coffeescript'.color(:red), file.color(:yellow), "#{ne.message}".color(:white) ]
+        raise ne
+      rescue StandardError => e
+        puts "[%s] Error in compiling file: %s" % [ 'coffeescript'.color(:red), file.color(:yellow) ]
+        raise e
+      end
+    end
+  end
+end
+

lib/jasmine/headless/files_list.rb

@@ -92,7 +92,7 @@ module Jasmine::Headless
       TestFile.new(file, source_root).dependencies.each { |type, name| add_dependency(type, name, source_root) }
     end
 
-    EXTENSION_FILTER = %r{\.(js|css|coffee|jst.*)$}
+    EXTENSION_FILTER = %r{(#{(%w{.js .css} + Sprockets.engine_extensions).join('|')})$}
 
     def add_dependency(type, file, source_root)
       case type

lib/jasmine/headless/test_file.rb

@@ -1,13 +1,6 @@
 require 'rainbow'
 require 'sprockets'
 
-%w{haml-sprockets}.each do |library|
-  begin
-    require library
-  rescue LoadError
-  end
-end
-
 module Jasmine::Headless
   class TestFile
     attr_reader :path, :source_root
@@ -21,38 +14,7 @@ module Jasmine::Headless
     end
 
     def to_html
-      case File.extname(path)
-      when '.coffee'
-        begin
-          cache = Jasmine::Headless::CoffeeScriptCache.new(path)
-          source = cache.handle
-          if cache.cached?
-            %{<script type="text/javascript" src="#{cache.cache_file}"></script>
-              <script type="text/javascript">
-                window.CSTF['#{File.split(cache.cache_file).last}'] = '#{path}';
-              </script>}
-          else
-            %{<script type="text/javascript">#{source}</script>}
-          end
-        rescue CoffeeScript::CompilationError => ne
-          puts "[%s] %s: %s" % [ 'coffeescript'.color(:red), path.color(:yellow), ne.message.dup.to_s.color(:white) ]
-          raise ne
-        rescue StandardError => e
-          puts "[%s] Error in compiling file: %s" % [ 'coffeescript'.color(:red), path.color(:yellow) ]
-          raise e
-        end
-      when '.js'
-        %{<script type="text/javascript" src="#{path}"></script>}
-      when '.css'
-        %{<link rel="stylesheet" href="#{path}" type="text/css" />}
-      when '.jst'
-        to_jst(read)
-      else
-        case path
-        when %r{\.jst(\..*)$}
-          to_jst(Sprockets.engines($1).new { read }.evaluate(self, {}))
-        end
-      end
+      process_data_by_filename(path)
     end
 
     def dependencies
@@ -73,13 +35,28 @@ module Jasmine::Headless
     end
 
     private
-    def to_jst(data)
-      %{<script type="text/javascript">#{Sprockets.engines('.jst').new { data }.evaluate(self, {})}</script>}
-    end
-
     def read
       File.read(path)
     end
+
+    def process_data_by_filename(path, data = nil)
+      case extension = File.extname(path)
+      when ''
+        data || ''
+      when '.js'
+        data || %{<script type="text/javascript" src="#{path}"></script>}
+      when '.css'
+        data || %{<link rel="stylesheet" href="#{path}" type="text/css" />}
+      else
+        if engine = Sprockets.engines(extension)
+          data = engine.new(path) { data || read }.render(self)
+
+          process_data_by_filename(path.gsub(%r{#{extension}$}, ''), data)
+        else
+          data || ''
+        end
+      end
+    end
   end
 end
 

spec/lib/jasmine/headless/coffee_template_spec.rb

@@ -0,0 +1,55 @@
+require 'spec_helper'
+
+describe Jasmine::Headless::CoffeeTemplate do
+  let(:data) { 'data' }
+  let(:path) { 'path.coffee' }
+
+  let(:template) { described_class.new(path) { data } }
+
+  subject { template.render }
+
+  let(:handle_expectation) { Jasmine::Headless::CoffeeScriptCache.any_instance.stubs(:handle) }
+
+  context 'compilation error' do
+    let(:error) { CoffeeScript::CompilationError.new("fail") }
+
+    before do
+      handle_expectation.raises(error)
+    end
+
+    it 'should pass along the error' do
+      expect { subject }.to raise_error(CoffeeScript::CompilationError)
+    end
+  end
+
+  context 'compiles fine' do
+    let(:source) { 'source' }
+
+    before do
+      Jasmine::Headless::CoffeeScriptCache.any_instance.stubs(:cached?).returns(cache_return)
+      handle_expectation.returns(source)
+    end
+
+    context 'cached' do
+      let(:file_path) { 'dir/file.js' }
+      let(:cache_return) { true }
+
+      before do
+        Jasmine::Headless::CoffeeScriptCache.any_instance.stubs(:cache_file).returns(file_path)
+      end
+
+      it 'should return the cached file' do
+        subject.should include(%{<script type="text/javascript" src="#{file_path}"></script>})
+      end
+    end
+
+    context 'not cached' do
+      let(:cache_return) { false }
+
+      it 'should return the generated js' do
+        subject.should include(%{<script type="text/javascript">#{source}</script>})
+      end
+    end
+  end
+end
+

spec/lib/jasmine/headless/test_file_spec.rb

@@ -25,83 +25,45 @@ describe Jasmine::Headless::TestFile do
       it { should == %{<link rel="stylesheet" href="#{path}" type="text/css" />} }
     end
 
-    context '.coffee' do
-      let(:path) { 'path.coffee' }
-
-      let(:handle_expectation) { Jasmine::Headless::CoffeeScriptCache.any_instance.stubs(:handle) }
-
-      context 'compilation error' do
-        let(:error) { CoffeeScript::CompilationError.new("fail") }
-
-        before do
-          handle_expectation.raises(error)
-        end
-
-        it 'should pass along the error' do
-          expect { subject }.to raise_error(CoffeeScript::CompilationError)
-        end
-      end
-
-      context 'compiles fine' do
-        let(:source) { 'source' }
-
-        before do
-          Jasmine::Headless::CoffeeScriptCache.any_instance.stubs(:cached?).returns(cache_return)
-          handle_expectation.returns(source)
-        end
-
-        context 'cached' do
-          let(:file_path) { 'dir/file.js' }
-          let(:cache_return) { true }
-
-          before do
-            Jasmine::Headless::CoffeeScriptCache.any_instance.stubs(:cache_file).returns(file_path)
-          end
-
-          it 'should return the cached file' do
-            subject.should include(%{<script type="text/javascript" src="#{file_path}"></script>})
-          end
-        end
-
-        context 'not cached' do
-          let(:cache_return) { false }
-
-          it 'should return the generated js' do
-            subject.should include(%{<script type="text/javascript">#{source}</script>})
-          end
-        end
-      end
-    end
-
-    context '.jst' do
+    context 'with tilt template' do
       include FakeFS::SpecHelpers
 
-      let(:path) { 'file.jst' }
       let(:content) { 'content' }
 
       before do
         File.open(path, 'wb') { |fh| fh.print content }
       end
 
-      it 'should use the JST template processor to get the processed file' do
-        subject.should include('JST["file"]')
-        subject.should include(content)
+      let(:klass) do
+        Class.new(Tilt::Template) do
+          def prepare ; end
+
+          def evaluate(scope, locals, &block)
+            "#{file} made it #{data}"
+          end
+        end
       end
-    end
-
-    context '.jst.*' do
-      include FakeFS::SpecHelpers
-
-      let(:path) { 'file.jst.ejs' }
-      let(:content) { 'content' }
 
       before do
-        File.open(path, 'wb') { |fh| fh.print content }
+        Sprockets.stubs(:engines).with('.tilt').returns(klass)
       end
 
-      it 'should use the JST template processor to get the processed file' do
-        subject.should include('JST["file"]')
-        subject.should include(content)
+      context '.tilt' do
+        let(:path) { 'path.tilt' }
+
+        it { should == "#{path} made it #{content}" }
+      end
+
+      context '.tilt.tilt' do
+        let(:path) { 'path.tilt.tilt' }
+
+        it { should == "path.tilt made it #{path} made it #{content}" }
+      end
+
+      context '.js.tilt' do
+        let(:path) { 'path.js.tilt' }
+
+        it { should == "#{path} made it #{content}" }
       end
     end
   end

spec/spec_helper.rb

@@ -3,6 +3,7 @@ require 'fakefs/spec_helpers'
 
 RSpec.configure do |c|
   c.mock_with :mocha
+  c.backtrace_clean_patterns = []
   
   c.before(:each) do
     Jasmine::Headless::CacheableAction.enabled = false