Undef problematic Object methods

lib/active_model/serializer.rb

@@ -12,6 +12,10 @@
 # reified when subclassed to decorate a resource.
 module ActiveModel
   class Serializer
+    undef_method :select, :display # These IO methods, which are mixed into Kernel,
+    # sometimes conflict with attribute names. We don't need these IO methods.
+    alias __method__ method
+    undef :method # Avoid attribute names that conflict with Object methods.
     # @see #serializable_hash for more details on these valid keys.
     SERIALIZABLE_HASH_VALID_KEYS = [:only, :except, :methods, :include, :root].freeze
     extend ActiveSupport::Autoload
@@ -117,13 +121,13 @@ def self.serialization_adapter_instance
     config.serializer_lookup_enabled = true
 
     # @deprecated Use {#config.collection_serializer=} instead of this. Is
-    #   compatibilty layer for ArraySerializer.
+    #   compatibility layer for ArraySerializer.
     def config.array_serializer=(collection_serializer)
       self.collection_serializer = collection_serializer
     end
 
     # @deprecated Use {#config.collection_serializer} instead of this. Is
-    #   compatibilty layer for ArraySerializer.
+    #   compatibility layer for ArraySerializer.
     def config.array_serializer
       collection_serializer
     end