set template_root for dust template using jasmine.yml

lib/jasmine/headless/dust_cache.rb

@@ -4,33 +4,27 @@ require 'fileutils'
 
 module Jasmine
   module Headless
+
     class DustCache < CacheableAction
+
       class << self
         def cache_type
           "dust"
         end
       end
 
-      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
-
       def action
-        template_root = "app/assets/javascripts/templates/"
+        @path ||= File.expand_path('../../../../vendor/assets/javascripts/dust-full-for-compile.js', __FILE__)
+        @contents ||= File.read(@path)
+        @context ||= ExecJS.compile(@contents)
+
+        template_root = DustTemplate.template_root
+        template_root = template_root + '/' if template_root[ template_root.length - 1 ].chr != '/'
         template_name = file.split(template_root).last.split('.',2).first
-        Source.context.call("dust.compile", File.read(file), template_name)
+        @context.call("dust.compile", File.read(file), template_name)
       end
     end
   end
 end
+
+

lib/jasmine/headless/dust_template.rb

@@ -5,6 +5,15 @@ module Jasmine::Headless
   class DustTemplate < Tilt::Template
     include Jasmine::Headless::FileChecker
 
+    class << self
+      def template_root=(root)
+        @template_root = root
+      end
+      def template_root
+        @template_root || "app/assets/javascripts/templates/"
+      end
+    end
+
     self.default_mime_type = 'application/javascript'
 
     def prepare; end

lib/jasmine/headless/files_list.rb

@@ -225,6 +225,9 @@ module Jasmine::Headless
           add_files(@searches[type] = data.flatten, type, send(SEARCH_ROOTS[type]))
         end
       end
+
+      # config dust template
+      Jasmine::Headless::DustTemplate.template_root = @config['template_dir']
     end
 
     def add_files(patterns, type, dirs)