import type SlInput from '@shoelace-style/shoelace/dist/components/input/input.js';
import { BaseShoelaceValueAccessor } from './base-shoelace-value-accessor';
export declare class InputNullableTextValueAccessor extends BaseShoelaceValueAccessor<string, SlInput> {
    constructor();
    attach(el: SlInput): void;
    detach(el: SlInput): void;
    readValue(): string | null;
    writeValue(value: string): void;
    reset(): void;
}