diff options
| -rw-r--r-- | activerecord/lib/active_record/persistence.rb | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index ae1c326d95..dac35d7741 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -205,7 +205,9 @@ module ActiveRecord # instance using the companies/company partial instead of clients/client. # # Note: The new instance will share a link to the same attributes as the original class. - # So any change to the attributes in either instance will affect the other. + # Therefore the sti column value will still be the same. + # Any change to the attributes on either instance will affect both instances. + # If you want to change the sti column as well, use +becomes!+ instead. def becomes(klass) became = klass.new became.instance_variable_set("@attributes", @attributes) |