lib/tasks/rspec.rake in prawn_plus-6.3.0 vs lib/tasks/rspec.rake in prawn_plus-7.0.0

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 begin
   require "rspec/core/rake_task"
   RSpec::Core::RakeTask.new(:spec)
 rescue LoadError => error
   puts error.message