1 files changed, 37 insertions, 24 deletions
diff --git a/actionpack/lib/sprockets/assets.rake b/actionpack/lib/sprockets/assets.rake
index cc1e70d114..000e7175c0 100644
--- a/actionpack/lib/sprockets/assets.rake
+++ b/actionpack/lib/sprockets/assets.rake
@@ -1,51 +1,64 @@
 require "fileutils"
 
 namespace :assets do
-  def invoke_precompile
-    args = [$0, "assets:internal_precompile"]
+  def ruby_rake_task(task)
+    args = [$0, task]
     args << "--trace" if Rake.application.options.trace
     ruby *args
   end
 
   desc "Compile all the assets named in config.assets.precompile"
-  task :precompile => "assets:clean" do
+  task :precompile do
     ENV["RAILS_GROUPS"] ||= "assets"
     ENV["RAILS_ENV"]    ||= "production"
-    invoke_precompile
+    ruby_rake_task "assets:precompile:all"
   end
 
-  task :internal_precompile => "assets:environment" do
-    unless Rails.application.config.assets.enabled
-      raise "Cannot precompile assets if sprockets is disabled. Please set config.assets.enabled to true"
-    end
+  namespace :precompile do
+    def internal_precompile(digest=nil)
+      unless Rails.application.config.assets.enabled
+        warn "Cannot precompile assets if sprockets is disabled. Please set config.assets.enabled to true"
+        exit
+      end
 
-    # Ensure that action view is loaded and the appropriate sprockets hooks get executed
-    _ = ActionView::Base
+      # Ensure that action view is loaded and the appropriate
+      # sprockets hooks get executed
+      _ = ActionView::Base
 
-    config = Rails.application.config
-    config.assets.compile = true
-    config.assets.digest  = false if ENV["RAILS_ASSETS_NONDIGEST"]
-    config.assets.digests = {}
+      config = Rails.application.config
+      config.assets.compile = true
+      config.assets.digest  = digest unless digest.nil?
+      config.assets.digests = {}
+
+      env    = Rails.application.assets
+      target = File.join(Rails.public_path, config.assets.prefix)
+      static_compiler = Sprockets::StaticCompiler.new(env, target, :digest => config.assets.digest)
+      static_compiler.precompile(config.assets.precompile)
+    end
 
-    env    = Rails.application.assets
-    target = File.join(Rails.public_path, config.assets.prefix)
-    static_compiler = Sprockets::StaticCompiler.new(env, target, :digest => config.assets.digest)
+    task :all do
+      Rake::Task["assets:precompile:digest"].invoke
+      ruby_rake_task "assets:precompile:nondigest"
+    end
 
-    manifest = static_compiler.precompile(config.assets.precompile)
-    manifest_path = config.assets.manifest || target
-    FileUtils.mkdir_p(manifest_path)
+    task :digest => ["assets:environment", "tmp:cache:clear"] do
+      manifest      = internal_precompile
+      config        = Rails.application.config
+      manifest_path = config.assets.manifest || File.join(Rails.public_path, config.assets.prefix)
+      FileUtils.mkdir_p(manifest_path)
 
-    unless ENV["RAILS_ASSETS_NONDIGEST"]
       File.open("#{manifest_path}/manifest.yml", 'wb') do |f|
         YAML.dump(manifest, f)
       end
-      ENV["RAILS_ASSETS_NONDIGEST"] = "true"
-      invoke_precompile
+    end
+
+    task :nondigest => ["assets:environment", "tmp:cache:clear"] do
+      internal_precompile(false)
     end
   end
 
   desc "Remove compiled assets"
-  task :clean => "tmp:cache:clear" do
+  task :clean => ["assets:environment", "tmp:cache:clear"] do
     config = Rails.application.config
     public_asset_path = File.join(Rails.public_path, config.assets.prefix)
     rm_rf public_asset_path, :secure => true