purchase (ActiveMerchant::Billing::BraintreeGateway)

    # File lib/active_merchant/billing/gateways/braintree.rb, line 35
          def purchase(money, payment_source, options = {})
            post = {}
            add_invoice(post, options)
            add_payment_source(post, payment_source, options)
            add_address(post, payment_source, options)
            add_customer_data(post, options)

            commit('sale', money, post)
          end