spec/support/file_helper.rb in rubocop-0.20.1 vs spec/support/file_helper.rb in rubocop-0.21.0

@@ -9,9 +9,11 @@
     dir_path = File.dirname(file_path)
     FileUtils.makedirs dir_path unless File.exist?(dir_path)
 
     File.open(file_path, 'w') do |file|
       case content
+      when ''
+        # Write nothing. Create empty file.
       when String
         file.puts content
       when Array
         file.puts content.join("\n")
       end