Make HTTP response accessible by storing the last response

so that users are able to retrieve, for example, rate-limit headers
from the response

modules/swagger-codegen/src/main/resources/ruby/swagger.mustache

@@ -1,7 +1,7 @@
 module {{moduleName}}
   module Swagger
     class << self
-      attr_accessor :logger
+      attr_accessor :logger, :last_response
 
       # A Swagger configuration object. Must act like a hash and return sensible
       # values for all Swagger configuration options. See Swagger::Configuration.

modules/swagger-codegen/src/main/resources/ruby/swagger/request.mustache

@@ -5,7 +5,7 @@ module {{moduleName}}
       require 'addressable/uri'
       require 'typhoeus'
 
-      attr_accessor :host, :path, :format, :params, :body, :http_method, :headers, :form_params, :auth_names
+      attr_accessor :host, :path, :format, :params, :body, :http_method, :headers, :form_params, :auth_names, :response
 
       # All requests must have an HTTP method and a path
       # Optionals parameters are :params, :headers, :body, :format, :host
@@ -169,7 +169,7 @@ module {{moduleName}}
           :headers => self.headers.stringify_keys,
           :verbose => Swagger.configuration.debug
         }
-        response = case self.http_method.to_sym
+        raw = case self.http_method.to_sym
         when :get,:GET
           Typhoeus::Request.get(
             self.url,
@@ -201,15 +201,22 @@ module {{moduleName}}
           )
         end
 
+        @response = Response.new(raw)
+
         if Swagger.configuration.debug
-          Swagger.logger.debug "HTTP response body ~BEGIN~\n#{response.body}\n~END~\n"
+          Swagger.logger.debug "HTTP response body ~BEGIN~\n#{@response.body}\n~END~\n"
         end
 
-        Response.new(response)
-      end
+        # record as last response
+        Swagger.last_response = @response
 
-      def response
-        self.make
+        unless @response.success?
+          fail ApiError.new(:code => @response.code,
+                            :response_headers => @response.headers,
+                            :response_body => @response.body),
+               @response.status_message
+        end
+        @response
       end
 
       def response_code_pretty

modules/swagger-codegen/src/main/resources/ruby/swagger/response.mustache

@@ -8,23 +8,24 @@ module {{moduleName}}
 
       def initialize(raw)
         self.raw = raw
-
-        unless raw.success?
-          fail ApiError.new(:code => code,
-                            :response_headers => headers,
-                            :response_body => body),
-               raw.status_message
-        end
       end
 
       def code
         raw.code
       end
 
+      def status_message
+        raw.status_message
+      end
+
       def body
         raw.body
       end
 
+      def success?
+        raw.success?
+      end
+
       # Deserialize the raw response body to the given return type.
       #
       # @param [String] return_type some examples: "User", "Array[User]", "Hash[String,Integer]"

samples/client/petstore/ruby/lib/swagger_client/swagger.rb

@@ -1,7 +1,7 @@
 module SwaggerClient
   module Swagger
     class << self
-      attr_accessor :logger
+      attr_accessor :logger, :last_response
 
       # A Swagger configuration object. Must act like a hash and return sensible
       # values for all Swagger configuration options. See Swagger::Configuration.

samples/client/petstore/ruby/lib/swagger_client/swagger/request.rb

@@ -5,7 +5,7 @@ module SwaggerClient
       require 'addressable/uri'
       require 'typhoeus'
 
-      attr_accessor :host, :path, :format, :params, :body, :http_method, :headers, :form_params, :auth_names
+      attr_accessor :host, :path, :format, :params, :body, :http_method, :headers, :form_params, :auth_names, :response
 
       # All requests must have an HTTP method and a path
       # Optionals parameters are :params, :headers, :body, :format, :host
@@ -168,7 +168,7 @@ module SwaggerClient
           :headers => self.headers.stringify_keys,
           :verbose => Swagger.configuration.debug
         }
-        response = case self.http_method.to_sym
+        raw = case self.http_method.to_sym
         when :get,:GET
           Typhoeus::Request.get(
             self.url,
@@ -200,15 +200,22 @@ module SwaggerClient
           )
         end
 
+        @response = Response.new(raw)
+
         if Swagger.configuration.debug
-          Swagger.logger.debug "HTTP response body ~BEGIN~\n#{response.body}\n~END~\n"
+          Swagger.logger.debug "HTTP response body ~BEGIN~\n#{@response.body}\n~END~\n"
         end
 
-        Response.new(response)
-      end
+        # record as last response
+        Swagger.last_response = @response
 
-      def response
-        self.make
+        unless @response.success?
+          fail ApiError.new(:code => @response.code,
+                            :response_headers => @response.headers,
+                            :response_body => @response.body),
+               @response.status_message
+        end
+        @response
       end
 
       def response_code_pretty

samples/client/petstore/ruby/lib/swagger_client/swagger/response.rb

@@ -8,23 +8,24 @@ module SwaggerClient
 
       def initialize(raw)
         self.raw = raw
-
-        unless raw.success?
-          fail ApiError.new(:code => code,
-                            :response_headers => headers,
-                            :response_body => body),
-               raw.status_message
-        end
       end
 
       def code
         raw.code
       end
 
+      def status_message
+        raw.status_message
+      end
+
       def body
         raw.body
       end
 
+      def success?
+        raw.success?
+      end
+
       # Deserialize the raw response body to the given return type.
       #
       # @param [String] return_type some examples: "User", "Array[User]", "Hash[String,Integer]"