Gemfile in id_pack-1.0.1 vs Gemfile in id_pack-1.0.2

@@ -1,6 +1,11 @@
 source 'https://rubygems.org'
 
 # Specify your gem's dependencies in id_pack.gemspec
 gemspec
 
-gem 'codecov', :require => false, :group => :test
+group :test do
+  gem 'codecov', require: false
+  gem 'rubocop', '~> 1.12.0', require: false
+  gem 'rubocop-performance', require: false
+  gem 'rubocop-rails', require: false
+end