tasks/yard.rake in phut-0.7.7 vs tasks/yard.rake in phut-0.7.8

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 begin
   require 'yard'
   YARD::Rake::YardocTask.new do |t|
     t.options = ['--no-private']
     t.options << '--debug' << '--verbose' if verbose == true