Write assets upon site regeneration (with --auto)

Closes #13

lib/jekyll/assets_plugin/site_patch.rb

@@ -11,6 +11,14 @@ module Jekyll
   module AssetsPlugin
     module SitePatch
 
+      def self.included base
+        base.class_eval do
+          alias_method :write_without_assets, :write
+          alias_method :write, :write_with_assets
+        end
+      end
+
+
       def assets_config
         @assets_config ||= Configuration.new(self.config["assets"] || {})
       end
@@ -21,6 +29,11 @@ def assets
       end
 
 
+      def asset_files
+        @asset_files ||= []
+      end
+
+
       def asset_path *args
         asset     = assets[*args]
         baseurl   = "#{assets_config.baseurl}/"
@@ -36,11 +49,20 @@ def asset_path *args
 
 
       def bundle_asset! asset
-        if not static_files.include? asset
-          static_files << AssetFile.new(self, asset)
+        if not asset_files.include? asset
+          file = AssetFile.new self, asset
+
+          asset_files   << file
+          static_files  << file
         end
       end
 
+
+      def write_with_assets
+        static_files.push(*asset_files).uniq!
+        write_without_assets
+      end
+
     end
   end
 end

spec/lib/jekyll/assets_plugin/site_patch_spec.rb

@@ -45,7 +45,7 @@ def source
             site.assets["app.css"].to_s.should match(noise_img_re)
           end
 
-          it "should be appended to the static files list" do
+          it "should be appended to the static_files list" do
             asset = site.assets["app.css"] # make sure main asset was compiled
             asset = site.assets["noise.png"]
 
@@ -88,6 +88,7 @@ def source
       end
     end
 
+
     context "#assets_config" do
       subject { site.assets_config }
       it { should be_an_instance_of Configuration }
@@ -98,6 +99,15 @@ def source
       end
     end
 
+
+    it "should regenerate assets upon multiple #process" do
+      @site.assets_config.cachebust = :none
+      2.times { @site.process }
+
+      @dest.join("assets", "app.css").exist?.should be_true
+    end
+
+
     it "should be included into Jekyll::Site" do
       Jekyll::Site.included_modules.should include SitePatch
     end