Angular - Check if template exist on $routeProvider

app.js

$routeProvider.when("/resource/:slug", { 
  controller: "ResourceController",
  resolve: {
    check: ["$route", "$http", "$location", function($route, $http, $location){
      return $http.get("/views/" + $route.current.params.slug + ".html").success(function(res){
        return true;
      }).error(function(res){
        return $location.path("/");
      });
    }]
  },
  template: function($routeParams){ 
    return '<div id="project" ng-include="\'/views/' + $routeParams.slug + '.html\'"></div>'; 
  }
});