commonmarker.rb in commonmarker-0.19.0

- old
+ new

@@ -1,5 +1,7 @@
 #!/usr/bin/env ruby
+# frozen_string_literal: true
+
 require 'commonmarker/commonmarker'
 require 'commonmarker/config'
 require 'commonmarker/node'
 require 'commonmarker/renderer'
 require 'commonmarker/renderer/html_renderer'