lib/surrogate/rspec.rb in surrogate-0.7.0 vs lib/surrogate/rspec.rb in surrogate-0.8.0

@@ -65,11 +65,13 @@
     end
   end
 
   Endower.add_hook do |klass|
     klass.class_eval do
-      alias was should
-      alias was_not should_not
+      if respond_to?(:should)
+        alias was should
+        alias was_not should_not
+      end
     end
   end
 end
 
 require 'surrogate/rspec/substitution_matcher'