test/test_helper.rb in prawn-emoji-2.0.0 vs test/test_helper.rb in prawn-emoji-2.0.1

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 $:.unshift File.expand_path('../../lib', __FILE__)
 
 require 'prawn'
 require 'prawn/emoji'