i18n_format_options

# File activesupport/lib/active_support/number_helper/number_converter.rb, line 155
        def i18n_format_options
          locale = opts[:locale]
          options = I18n.translate(:'number.format', locale: locale, default: {}).dup

          if namespace
            options.merge!(I18n.translate(:"number.#{namespace}.format", locale: locale, default: {}))
          end

          options
        end