Switch to rubocop rake task

Author: bastelfreak

.github/workflows/checks.yaml

@@ -26,5 +26,5 @@ jobs:
         with:
           ruby-version: '2.7'
           bundler-cache: true
-      - run: bundle exec rubocop --parallel
+      - run: bundle exec rake rubocop
       - run: gem build --strict --verbose *.gemspec

Rakefile

@@ -77,3 +77,16 @@ end
 
 desc 'Prepare for a release'
 task 'release:prepare' => [:changelog]
+
+begin
+  require 'rubocop/rake_task'
+rescue LoadError
+  # Do nothing if no required gem installed
+else
+  RuboCop::RakeTask.new(:rubocop) do |task|
+    # These make the rubocop experience maybe slightly less terrible
+    task.options = ['--display-cop-names', '--display-style-guide', '--extra-details']
+    # Use Rubocop's Github Actions formatter if possible
+    task.formatters << 'github' if ENV['GITHUB_ACTIONS'] == 'true'
+  end
+end

spec/facter/util/windows/network_utils_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-Ps = Struct.new(:PhysicalAddress, :PhysicalAddressLength)
+Ps = Struct.new(:PhysicalAddress, :PhysicalAddressLength) # rubocop:disable Naming/MethodName
 
 describe NetworkUtils do
   describe '#address_to_string' do