Merge remote-tracking branch 'upstream/pull/3856'

[rails.git] / config / initializers / r2.rb

diff --git a/config/initializers/r2.rb b/config/initializers/r2.rb
index bad88e1bafeeabc8a2e15d2f2f08ff65cb4d2962..4f951b30ce70b9dd8b49b0a2a083d31c47ebe405 100644 (file)
--- a/config/initializers/r2.rb
+++ b/config/initializers/r2.rb
@@ -1,21 +1,16 @@
-class R2Template < Tilt::Template
-  self.default_mime_type = "text/css"
+require "r2"
 
-  def self.engine_initialized?
-    defined? ::R2
-  end
-
-  def initialize_engine
-    require_template_library "r2"
-  end
-
-  def prepare
-    @output = R2.r2(data)
-  end
-
-  def evaluate(_scope, _locals, &_block)
-    @output
+class R2ScssProcessor < SassC::Rails::ScssTemplate
+  def self.call(input)
+    output = super(input)
+    data = R2.r2(output[:data])
+    output.delete(:map)
+    output.merge(:data => data)
   end
 end
 
-Rails.application.assets.register_engine ".r2", R2Template
+Rails.application.config.assets.configure do |env|
+  env.register_mime_type "text/r2+scss", :extensions => [".r2.scss"]
+  env.register_transformer "text/r2+scss", "text/css", R2ScssProcessor
+  env.register_preprocessor "text/r2+scss", Sprockets::DirectiveProcessor.new(:comments => ["//", ["/*", "*/"]])
+end