support dust template

Gemfile

@@ -33,4 +33,4 @@ gem 'jquery-rails'
 gem 'ejs'
 
 gem 'simplecov'
-
+gem 'execjs'

lib/jasmine/headless/dust_template.rb

@@ -0,0 +1,41 @@
+require 'tilt/template'
+require 'execjs'
+
+module Jasmine::Headless
+  class DustTemplate < Tilt::Template
+    include Jasmine::Headless::FileChecker
+    
+    module Source
+      def self.path
+        @path ||= File.expand_path('../../../vendor/assets/javascripts/dust-full-for-compile.js', __FILE__)
+      end
+
+      def self.contents
+        @contents ||= File.read(path)
+      end
+
+      def self.context
+        @context ||= ExecJS.compile(contents)
+      end
+
+    end
+
+    class DustTemplate < ::Tilt::Template
+
+      def self.default_mime_type
+        'application/javascript'
+      end
+
+      def prepare
+      end
+
+      def evaluate(scope, locals, &block)
+        template_root = Dust.config.template_root
+        template_name = file.split(template_root).last.split('.',2).first
+        Source.context.call("dust.compile", data, template_name)
+      end
+    end
+
+  end
+end
+

lib/jasmine/headless/files_list.rb

@@ -66,6 +66,7 @@ module Jasmine::Headless
           register_engine '.js', Jasmine::Headless::JSTemplate
           register_engine '.css', Jasmine::Headless::CSSTemplate
           register_engine '.jst', Jasmine::Headless::JSTTemplate
+          register_engine '.dust', Jasmine::Headless::DustTemplate
         end
       end
 

spec/jasmine/with_sprockets_includes/assets/things/templates/it.js.dust

@@ -0,0 +1 @@
+'hello'