lib/active_support/inflector.rb in activesupport-1.2.3 vs lib/active_support/inflector.rb in activesupport-1.2.4

@@ -140,12 +140,14 @@
   def foreign_key(class_name, separate_class_name_and_id_with_underscore = true)
     underscore(demodulize(class_name)) + (separate_class_name_and_id_with_underscore ? "_id" : "id")
   end
 
   def constantize(camel_cased_word)
-    camel_cased_word.split("::").inject(Object) do |final_type, part| 
-      final_type = final_type.const_get(part)
-    end
+    raise NameError, "#{camel_cased_word.inspect} is not a valid constant name!" unless
+      camel_cased_word.split("::").all? { |part| /^[A-Z]\w*$/ =~ part }
+    
+    camel_cased_word = "::#{camel_cased_word}" unless camel_cased_word[0, 2] == '::'
+    Object.module_eval(camel_cased_word, __FILE__, __LINE__)
   end
 
   def ordinalize(number)
     if (11..13).include?(number.to_i % 100)
       "#{number}th"