Backbone en Typescript

gistfile1.js

/// <reference path="d.ts/backbone-0.9.ts"/>
declare var $: any;
declare var _: any;
declare var Mustache: any;

module Earth {

    export class Human extends Backbone.Model {

        initialize () {
            //called by constructor
        }

        constructor (attributes?: any, options?: any) {
            super(attributes, options);
        }

        get firstName() : string {
            return this.get("firstName");
        }

        set firstName(value : string) {
            this.set("firstName", value);
        }

        get lastName() : string {
            return this.get("lastName");
        }

        set lastName(value : string) {
            this.set("lastName", value);
        }

    }

    export class People extends Backbone.Collection {
        public model = Human;
    }

    export class HumansList extends Backbone.View {
        
        public template:string = $("#humans_template").html();

        constructor (public collection:People) {

            super(collection);
            this.setElement($("#humans"));

            _.bindAll(this, 'render');
            this.collection.bind('change', this.render);
        }

        render() {
            var renderedContent = Mustache.to_html(
                this.template, 
                { humans : this.collection.toJSON()}
            );
            this.$el.html(renderedContent)
        }
    }

}

module instances {

    export var bob = new Earth.Human({firstName:"Bob", lastName:"Morane"});
    export var sam = new Earth.Human({firstName:"Sam", lastName:"Le Pirate"});
    export var john = new Earth.Human({firstName:"John", lastName:"Doe"});
    export var jane = new Earth.Human({firstName:"Jane", lastName:"Doe"});

    export var humans = new Earth.People([bob, sam, john, jane]);
}

$(()=> {

    var list = new Earth.HumansList(instances.humans);

    list.render();

});