diff options
| author | paulccarey <paulccarey@gmail.com> | 2010-07-29 15:34:59 +0100 |
|---|---|---|
| committer | paulccarey <paulccarey@gmail.com> | 2010-07-29 15:34:59 +0100 |
| commit | 2b2ee222f3012a29c9db95d357a30029100b226b (patch) | |
| tree | 6359b3994e1b4d77311c2fa039e0a7e9397357c8 /activemodel/lib/active_model | |
| parent | c178a26ec784f34e82f08e26064d9798edb09e72 (diff) | |
| parent | 873c5a9e5924a7776692b9a17b03d0becec6e513 (diff) | |
| download | rails-2b2ee222f3012a29c9db95d357a30029100b226b.tar.gz rails-2b2ee222f3012a29c9db95d357a30029100b226b.tar.bz2 rails-2b2ee222f3012a29c9db95d357a30029100b226b.zip | |
Merge branch 'master' of github.com:lifo/docrails
Diffstat (limited to 'activemodel/lib/active_model')
| -rw-r--r-- | activemodel/lib/active_model/dirty.rb | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/activemodel/lib/active_model/dirty.rb b/activemodel/lib/active_model/dirty.rb index 4c80863e3a..5ea7636427 100644 --- a/activemodel/lib/active_model/dirty.rb +++ b/activemodel/lib/active_model/dirty.rb @@ -83,7 +83,10 @@ module ActiveModel # person.name_changed? # => false # person.name # => 'Bill' # - # Before modifying an attribute in-place: + # If an attribute is modified in-place then make use of <tt>[attribute_name]_will_change!</tt> + # to mark that the attribute is changing. Otherwise ActiveModel can't track changes to + # in-place attributes. + # # person.name_will_change! # person.name << 'y' # person.name_change # => ['Bill', 'Billy'] |