Angular 1.0.7: Coffeescript empty Fiddle
http://angularjs.org/
HTML
<div data-ng-controller="MyCtrl">
<input type="text" data-ng-model="name" />
<h1 data-ng-click="clear()">{{name}}</h1>
</div>
<script src="http://code.angularjs.org/1.0.7/angular.js"></script>
CoffeeScript
app = angular.module 'myapp', []
class MyCtrl
@$inject: ['$scope']
constructor: (@scope) ->
@scope.name = 'MyCtrl name'
angular.extend @scope,
clear: @clear
clear: =>
@scope.name = ""
app.controller 'MyCtrl', MyCtrl
angular.bootstrap document, ['myapp']