import { Getter } from '../../../../../Class/Getter';
import { System } from '../../../../../system';
import { J } from '../../../../../types/interface/J';
export interface I<T> {
    obj: J;
    key: string;
}
export interface O<T> {
    has: boolean;
}
export default class HasKey<T> extends Getter<I<T>, O<T>> {
    constructor(system: System);
    opt({ key }: {
        key: any;
    }): {
        key: any;
    };
}
