3 files changed, 6 insertions, 3 deletions
diff --git a/activeresource/lib/active_resource/connection.rb b/activeresource/lib/active_resource/connection.rb
index 480f2fbecb..09d0659b43 100644
--- a/activeresource/lib/active_resource/connection.rb
+++ b/activeresource/lib/active_resource/connection.rb
@@ -1,5 +1,6 @@
 require 'active_support/core_ext/benchmark'
 require 'active_support/core_ext/uri'
+require 'active_support/core_ext/object/inclusion'
 require 'net/https'
 require 'date'
 require 'time'
@@ -277,7 +278,7 @@ module ActiveResource
       def legitimize_auth_type(auth_type)
         return :basic if auth_type.nil?
         auth_type = auth_type.to_sym
-        [:basic, :digest].include?(auth_type) ? auth_type : :basic
+        auth_type.either?(:basic, :digest) ? auth_type : :basic
       end
   end
 end
diff --git a/activeresource/lib/active_resource/http_mock.rb b/activeresource/lib/active_resource/http_mock.rb
index 75649053d0..e085a05f6d 100644
--- a/activeresource/lib/active_resource/http_mock.rb
+++ b/activeresource/lib/active_resource/http_mock.rb
@@ -1,4 +1,5 @@
 require 'active_support/core_ext/kernel/reporting'
+require 'active_support/core_ext/object/inclusion'
 
 module ActiveResource
   class InvalidRequestError < StandardError; end #:nodoc:
@@ -299,7 +300,7 @@ module ActiveResource
     end
 
     def success?
-      (200..299).include?(code)
+      code.in?(200..299)
     end
 
     def [](key)
diff --git a/activeresource/test/cases/http_mock_test.rb b/activeresource/test/cases/http_mock_test.rb
index 43cf5f5ef0..542ce38ba3 100644
--- a/activeresource/test/cases/http_mock_test.rb
+++ b/activeresource/test/cases/http_mock_test.rb
@@ -1,4 +1,5 @@
 require 'abstract_unit'
+require 'active_support/core_ext/object/inclusion'
 
 class HttpMockTest < ActiveSupport::TestCase
   setup do
@@ -192,7 +193,7 @@ class HttpMockTest < ActiveSupport::TestCase
   end
 
   def request(method, path, headers = {}, body = nil)
-    if [:put, :post].include? method
+    if method.either?(:put, :post)
       @http.send(method, path, body, headers)
     else
       @http.send(method, path, headers)