Rakefile in caramelize-1.1.1 vs Rakefile in caramelize-1.2.0

@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rspec/core/rake_task'
 require 'bundler/gem_tasks'
 
 # Default directory to look in is `/specs`
 # Run with `rake spec`
 RSpec::Core::RakeTask.new(:spec) do |task|
   task.rspec_opts = ['--color', '--format', 'documentation']
 end
 
-task :default => :spec
+task default: :spec