require/gem_home/gems/shipping_rates-1.2.0/lib/shipping_rates.rb
tests/_examples/require/gem_home/gems/shipping_rates-1.2.0/lib/shipping_rates.rb in the metorex repository.
require "tariff_table"
require "shipping_rates/zones"
module ShippingRates
VERSION = "1.2.0"
def self.for(kilograms) = kilograms * TariffTable::BASE
end