Fix `enum` with `alias_attribute`

Fixes #25892.

1 files changed, 6 insertions, 5 deletions

diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb
index b884edf920..5d401beb53 100644
--- a/activerecord/lib/active_record/enum.rb
+++ b/activerecord/lib/active_record/enum.rb
@@ -161,8 +161,9 @@ module ActiveRecord
         detect_enum_conflict!(name, name)
         detect_enum_conflict!(name, "#{name}=")
 
-        decorate_attribute_type(name, :enum) do |subtype|
-          EnumType.new(name, enum_values, subtype)
+        attr = attribute_alias?(name) ? attribute_alias(name) : name
+        decorate_attribute_type(attr, :enum) do |subtype|
+          EnumType.new(attr, enum_values, subtype)
         end
 
         _enum_methods_module.module_eval do
@@ -184,15 +185,15 @@ module ActiveRecord
 
             # def active?() status == 0 end
             klass.send(:detect_enum_conflict!, name, "#{value_method_name}?")
-            define_method("#{value_method_name}?") { self[name] == value.to_s }
+            define_method("#{value_method_name}?") { self[attr] == value.to_s }
 
             # def active!() update! status: :active end
             klass.send(:detect_enum_conflict!, name, "#{value_method_name}!")
-            define_method("#{value_method_name}!") { update! name => value }
+            define_method("#{value_method_name}!") { update!(attr => value) }
 
             # scope :active, -> { where status: 0 }
             klass.send(:detect_enum_conflict!, name, value_method_name, true)
-            klass.scope value_method_name, -> { where(name => value) }
+            klass.scope value_method_name, -> { where(attr => value) }
           end
         end
         defined_enums[name.to_s] = enum_values