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Include basic information about Mongoid usage

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John Andrews 2013-08-29 11:05:43 -04:00
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README.md
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@ -239,6 +239,21 @@ class Job < ActiveRecord::Base
end end
``` ```
### Mongoid
AASM also supports persistence to Mongodb if you're using Mongoid. Make sure
to include Mongoid::Document before you include AASM.
```ruby
class Job
include Mongoid::Document
include AASM
aasm do
...
end
end
```
### Automatic Scopes ### Automatic Scopes
AASM will automatically create scope methods for each state in the model. AASM will automatically create scope methods for each state in the model.
@ -290,6 +305,7 @@ end
Since version *3.0.13* AASM supports ActiveRecord transactions. So whenever a transition Since version *3.0.13* AASM supports ActiveRecord transactions. So whenever a transition
callback or the state update fails, all changes to any database record are rolled back. callback or the state update fails, all changes to any database record are rolled back.
Mongodb does not support transactions.
### Column name & migration ### Column name & migration