Rakefile in ar-enum-0.3.0 vs Rakefile in ar-enum-0.4.0

@@ -1,14 +1,17 @@
 # frozen_string_literal: true
 
 require "bundler/gem_tasks"
 require "rake/testtask"
+require "rubocop/rake_task"
 
 Rake::TestTask.new(:test) do |t|
   t.libs << "test"
   t.libs << "lib"
   t.test_files = FileList["test/**/*_test.rb"]
   t.verbose = false
   t.warning = false
 end
 
-task default: :test
+RuboCop::RakeTask.new
+
+task default: %i[test rubocop]