i18n_opts

# File activesupport/lib/active_support/number_helper/number_to_currency_converter.rb, line 33
        def i18n_opts
          # Set International negative format if it does not exist
          i18n = i18n_format_options
          i18n[:negative_format] ||= "-#{i18n[:format]}" if i18n[:format]
          i18n
        end