add rubocop rake task

Author: tuxmea

.github/workflows/test.yml

@@ -27,6 +27,8 @@ jobs:
           bundler-cache: true
       - name: Display Ruby environment
         run: bundle env
+      - name: Run rake rubocop
+        run: bundle exec rake rubocop
       - name: Validate code
         run: bundle exec rake generate
         env:

Gemfile

@@ -33,6 +33,7 @@ group(:unknown) do
 end
 
 group(:development) do
+  gem 'rubocop-rake', require: false
   gem 'voxpupuli-rubocop', '~> 5.1.0'
 end
 

Rakefile

@@ -7,6 +7,12 @@ require 'yaml'
 require 'puppet_docs/config'
 require 'rake/clean'
 
+require 'rubocop/rake_task'
+
+RuboCop::RakeTask.new do |task|
+  task.plugins << 'rubocop-rake'
+end
+
 CLOBBER.include('output')
 CLOBBER.include('externalsources')
 CLOBBER.include('references_output')