Rakefile in rubocop-minitest-0.0.1 vs Rakefile in rubocop-minitest-0.1.0

@@ -1,6 +1,38 @@
-require "bundler/gem_tasks"
-require "rspec/core/rake_task"
+# frozen_string_literal: true
 
-RSpec::Core::RakeTask.new(:spec)
+require 'bundler'
+require 'bundler/gem_tasks'
 
-task :default => :spec
+Dir['tasks/**/*.rake'].each { |t| load t }
+
+begin
+  Bundler.setup(:default, :development)
+rescue Bundler::BundlerError => e
+  warn e.message
+  warn 'Run `bundle install` to install missing gems'
+  exit e.status_code
+end
+
+require 'rubocop/rake_task'
+require 'rake/testtask'
+
+Rake::TestTask.new do |t|
+  t.libs << 'test'
+  t.libs << 'lib'
+  t.test_files = FileList['test/**/*_test.rb']
+end
+
+desc 'Run RuboCop over itself'
+RuboCop::RakeTask.new(:internal_investigation).tap do |task|
+  if RUBY_ENGINE == 'ruby' &&
+     RbConfig::CONFIG['host_os'] !~ /mswin|msys|mingw|cygwin|bccwin|wince|emc/
+    task.options = %w[--parallel]
+  end
+end
+
+task default: %i[
+  documentation_syntax_check
+  generate_cops_documentation
+  test
+  internal_investigation
+]