processing.rb in sprockets-4.0.0.beta3

- old
+ new

@@ -1,4 +1,5 @@
+# frozen_string_literal: true
 require 'sprockets/file_reader'
 require 'sprockets/mime'
 require 'sprockets/processor_utils'
 require 'sprockets/uri_utils'
 require 'sprockets/utils'