export function MapDirective(): ng.IDirective {
            return {
                    bindToController: true,
                    controllerAs: 'vm',
                    controller: customMapDirectiveController,
                    restrict: 'E',
                    templateUrl: ' ....html',

            }
    }

    class customMapDirectiveController {
    ...
    }
}

Error   TS2304  (TS) Cannot find name 'Marker'. JW.WebApp   ...typingsleaflet.markerclusterleaflet.markercluster.d.ts
Error   TS2304  (TS) Cannot find name 'LatLngBounds'.   JW.WebApp   ...typingsleaflet.markerclusterleaflet.markercluster.d.ts