Rakefile in ears-0.11.1 vs Rakefile in ears-0.11.2

@@ -1,9 +1,14 @@
+# frozen_string_literal: true
+
+require 'rake/clean'
 require 'bundler/gem_tasks'
 require 'rspec/core/rake_task'
 require 'yard'
 
-RSpec::Core::RakeTask.new(:spec)
+CLEAN << '.yardoc'
+CLOBBER << 'doc'
 
-YARD::Rake::YardocTask.new { |t| t.files = ['lib/**/*.rb'] }
+RSpec::Core::RakeTask.new(:spec)
+YARD::Rake::YardocTask.new { |t| t.stats_options = %w[--list-undoc] }
 
 task default: :spec