manual change - update to cast params

lib/stripe/api_operations/request.rb

@@ -34,6 +34,7 @@ def execute_resource_request_stream(method, url, base_address = :api,
                                                       method, url, base_address,
                                                       params, opts, usage,
                                                       &read_body_chunk_block)
+          params = params.to_h if params.is_a?(Stripe::RequestParams)
           params ||= {}
 
           error_on_invalid_params(params)

lib/stripe/api_requestor.rb

@@ -196,6 +196,7 @@ def request
 
     def execute_request(method, path, base_address,
                         params: {}, opts: {}, usage: [])
+      params = params.to_h if params.is_a?(RequestParams)
       http_resp, req_opts = execute_request_internal(
         method, path, base_address, params, opts, usage
       )

test/stripe/request_params_test.rb

@@ -30,6 +30,17 @@ def initialize(games: nil)
         expected = { fun: { games: %w[chess go] }, team: "blue" }
         assert_equal expected, params.to_h
       end
+
+      should "make request with params class" do
+        stub_request(:post, "#{Stripe.api_base}/v1/customers")
+          .with do |req|
+            assert req.body == "name=foo"
+          end
+          .to_return(body: JSON.generate(object: "customer"))
+        params = Stripe::Customer::CreateParams.new(name: "foo")
+        cus = Stripe::Customer.create(params)
+        assert cus.is_a?(Stripe::Customer)
+      end
     end
   end
 end