lib/grape/formatter/json.rb in grape-0.11.0 vs lib/grape/formatter/json.rb in grape-0.12.0

@@ -1,9 +1,9 @@
 module Grape
   module Formatter
     module Json
       class << self
-        def call(object, env)
+        def call(object, _env)
           return object.to_json if object.respond_to?(:to_json)
           MultiJson.dump(object)
         end
       end
     end