Shopify/batman — pull request #275 by tristanoneil (2011-12-09 23:11:12+00:00)
Title: Numeric validator

I feel like there should be a numeric validation seems like it'd be a pretty common use case. I've implemented this feature so it can used like so. Of course I've also added a corresponding test.

``` coffeescript
@validate 'gravity', numeric: yes
```