DebitcardValidator

debitcard_validator validates Debitcard/Prepaidcard based on Issuer Identifier Number(follows ISO/IEC 7812).

Add this line to your application's Gemfile:

gem 'debitcard_validator'

And then execute:

bundle install

Then add the following to your model:

validates :number, debitcard: true

1. Fork it ( https://github.com/kurotaky/debitcard_validator/fork )
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create a new Pull Request