Rakefile in cheap_ams-0.10.5 vs Rakefile in cheap_ams-0.10.6

@@ -1,10 +1,37 @@
-require "bundler/gem_tasks"
+begin
+  require 'simplecov'
+rescue LoadError
+end
 
+require 'bundler/gem_tasks'
+
+begin
+  require 'rubocop'
+  require 'rubocop/rake_task'
+rescue LoadError
+else
+  Rake::Task[:rubocop].clear if Rake::Task.task_defined?(:rubocop)
+  if !defined?(::Rubinius)
+    Rake::Task[:rubocop].clear if Rake::Task.task_defined?(:rubocop)
+    desc 'Execute rubocop'
+    RuboCop::RakeTask.new(:rubocop) do |task|
+      task.options = ['--rails', '--display-cop-names', '--display-style-guide']
+      task.fail_on_error = true
+    end
+  else
+    desc 'No-op rubocop to avoid rbx segfault'
+    task :rubocop do
+      puts 'Skipping rubocop on rbx due to segfault'
+      puts 'https://github.com/rubinius/rubinius/issues/3499'
+    end
+  end
+end
+
 require 'rake/testtask'
 
 Rake::TestTask.new do |t|
-  t.libs << "test"
+  t.libs << 'test'
   t.test_files = FileList['test/**/*_test.rb']
   t.ruby_opts = ['-r./test/test_helper.rb']
   t.verbose = true
 end