export declare type ContributorsListContributor = {
    username: string;
    name: string;
    profileUrl: string;
    avatarUrl: string;
    addedOn?: Date;
};
export declare type ContributorsList = ContributorsListContributor[];
export declare type ContributorsJsonFileConfig = {
    path: string;
};
export default class ContributorsJsonFile {
    config: ContributorsJsonFileConfig;
    content: ContributorsList;
    mocks: ContributorsList;
    constructor(config: ContributorsJsonFileConfig);
    load(): Promise<ContributorsList>;
    save(): Promise<void>;
    getContributorsList(): ContributorsList;
    isAdded(user: ContributorsListContributor | string): boolean;
    add(user: ContributorsListContributor): this;
}