corrections

# File actionpack/lib/action_controller/metal/strong_parameters.rb, line 35
      def corrections
        if @error.param && @error.keys
          maybe_these = @error.keys

          maybe_these.sort_by { |n|
            DidYouMean::Jaro.distance(@error.param.to_s, n)
          }.reverse.first(4)
        else
          []
        end
      end