import { NgbDateAdapter, NgbDateStruct } from "@ng-bootstrap/ng-bootstrap";
import * as i0 from "@angular/core";
export declare class CustomDateAdapter extends NgbDateAdapter<string> {
    readonly DELIMITER = "-";
    fromModel(value: string | null): NgbDateStruct | null;
    toModel(date: NgbDateStruct | null): string | null;
    static ɵfac: i0.ɵɵFactoryDeclaration<CustomDateAdapter, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<CustomDateAdapter>;
}