app/assets/javascripts/darkswarm/services/shipping_methods.js.coffee
angular.module('Darkswarm').factory "ShippingMethods", (shippingMethods)->
new class ShippingMethods
shipping_methods: shippingMethods
shipping_methods_by_id: {}
constructor: ->
for method in @shipping_methods
method.price = parseFloat(method.price)
@shipping_methods_by_id[method.id] = method