create ransackers for monetized fields on an ActiveRecord object

example_monetized_product.rb

class ExampleMonetizedProduct < ApplicationRecord

  monetize :price
  monetize :rrp
  
  monetized_attributes.each do |attribute, field|
    ransacker :"#{attribute}", formatter: proc { |v| v.to_f * 100 } do |object|
      object.table[:"#{field}"]
    end
  end
  
end