knockout-custom-binding-class-support

public static registerBinding(name:string, cls:typeof Graph):void {
    ko.bindingHandlers[name] = {
        init: (element:HTMLElement, valueAccessor:() => any):void => {
            $(element).data(name, new cls(element, valueAccessor));
        },

        update: (element:HTMLElement, valueAccessor:() => any):void => {
            $(element).data(name).update(element, valueAccessor);
        }
    };
}