Only require uglifier when precompiling

.github/workflows/docker-test.yml

@@ -47,8 +47,8 @@ jobs:
           sudo Xvfb -ac :99 -screen 0 1280x1024x24 > /dev/null 2>&1 & # optional
       - name: Run gollum from Docker
         run: |
-          RUNNER_TRACKING_ID="" docker run --rm -p 4567:4567 -v $(pwd):/wiki -e CI=true ${{ env.CI_IMAGE }} &
-          netstat -lt
+          git clone test/examples/lotr.git lotr.git
+          RUNNER_TRACKING_ID="" docker run --rm -p 4567:4567 -v lotr.git:/wiki -e CI=true ${{ env.CI_IMAGE }} &
           sleep 10
           netstat -lt
       - name: Run capybara tests against Dockerized instance

Rakefile

@@ -248,6 +248,13 @@ task :precompile do
       "It's possible that you just need to install `yarn` on your system."
   end
 
+  require 'uglifier'
+  module Precious
+    module Assets
+      JS_COMPRESSOR = ::Uglifier.new(harmony: true)
+    end
+  end
+  
   require './lib/gollum/app.rb'
 
   # Next, configure the Sprockets asset pipeline and precompile production-

lib/gollum/assets.rb

@@ -1,10 +1,10 @@
 require 'octicons'
-require 'uglifier'
 
 module Precious
   module Assets
     MANIFEST = %w(app.js editor.js mermaid.js app.css criticmarkup.css fileview.css ie7.css print.css *.png *.jpg *.svg *.eot *.ttf)
     ASSET_URL = 'gollum/assets'
+    JS_COMPRESSOR = :uglify unless defined?(JS_COMPRESSOR)
 
     def self.sprockets(dir = File.dirname(File.expand_path(__FILE__)))
       env = Sprockets::Environment.new
@@ -17,7 +17,7 @@ module Precious
       env.append_path ::File.join(dir, 'public/gollum/images')
       env.append_path ::File.join(dir, 'public/gollum/fonts')
 
-      env.js_compressor  = ::Uglifier.new(harmony: true) unless Precious::App.development?
+      env.js_compressor  = Precious::Assets::JS_COMPRESSOR unless Precious::App.development?
       env.css_compressor = :scss
 
       env.context_class.class_eval do