Run rubocop -A

Gemfile

@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 source "https://rubygems.org"
 
 ##

Rules

@@ -1,5 +1,6 @@
 #!/usr/bin/env ruby
 # frozen_string_literal: true
+
 require "ryo"
 require "nanoc-gunzip"
 require "nanoc-webpack"

lib/helper.rb

@@ -1,7 +1,9 @@
+# frozen_string_literal: true
+
 module Helper
   def inline_json(path)
-    className = File.basename(path, File.extname(path))
-    "<script class='json #{className}' type='application/json'>" \
+    class_name = File.basename(path, File.extname(path))
+    "<script class='json #{class_name}' type='application/json'>" \
     "#{items[path].compiled_content}" \
     "</script>"
   end