diff options
Diffstat (limited to 'activerecord/lib/active_record/relation')
-rw-r--r-- | activerecord/lib/active_record/relation/finder_methods.rb | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index 180bc64e3a..c2b9dc08fe 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -421,7 +421,11 @@ module ActiveRecord end def find_one(id) - id = id.id if ActiveRecord::Base === id + if ActiveRecord::Base === id + id = id.id + ActiveSupport::Deprecation.warn "You are passing an instance of ActiveRecord::Base to `find`." \ + "Please pass the id of the object by calling `.id`" + end column = columns_hash[primary_key] substitute = connection.substitute_at(column, bind_values.length) |