import type { BranchUpgradeConfig } from '../../../../../types';
import { ChangeLogSource } from '../source';
export declare class GitLabChangeLogSource extends ChangeLogSource {
    constructor();
    getAPIBaseUrl(config: BranchUpgradeConfig): string;
    getCompareURL(baseUrl: string, repository: string, prevHead: string, nextHead: string): string;
    hasValidRepository(repository: string): boolean;
}