gistfile1.js

angular.module("Checkout").controller "SummaryCtrl", ($scope) ->
  $scope.purchase = ()->
    alert("catS")


<orderdetails ng-app="Checkout" ng-controller="SummaryCtrl">
  <form accept-charset="UTF-8" action="#" class="edit_order" id="edit_order_2799" method="post" ng-submit="purchase()"><div style="margin:0;padding:0;display:inline"><input name="utf8" type="hidden" value="✓"><input name="_method" type="hidden" value="put"><input name="authenticity_token" type="hidden" value="JgWuLJQFKuKnOHfaUPz4fMnewTeIDwKns0SZX/YUaSM="></div>  <fieldset>
      <legend>Your Order</legend>
      <table>
        <tbody><tr>
          <th>Cart subtotal</th>
          <td>$1.00</td>
        </tr>
        <tr>
          <th>Distribution</th>
          <td>$1.00</td>
        </tr>
        <tr>
          <th>Cart total</th>
          <td>$2.00</td>
        </tr>
      </tbody></table>
      <input class="button" name="commit" ng-click="purchase()" type="submit" value="Purchase">
    </fieldset>
  </form>
</orderdetails>