export interface Config {
    datasource?: string;
    depName?: string;
    lookupName?: string;
    registryUrls?: string[];
}
export declare type DigestConfig = Config;
interface ReleasesConfigBase {
    compatibility?: Record<string, string>;
    npmrc?: string;
    registryUrls?: string[];
}
export interface GetReleasesConfig extends ReleasesConfigBase {
    lookupName: string;
}
export interface GetPkgReleasesConfig extends ReleasesConfigBase {
    datasource: string;
    depName: string;
    lookupName?: string;
    versioning?: string;
}
export declare function isGetPkgReleasesConfig(input: any): input is GetPkgReleasesConfig;
export interface Release {
    changelogUrl?: string;
    gitRef?: string;
    isDeprecated?: boolean;
    releaseTimestamp?: any;
    version: string;
    newDigest?: string;
}
export interface ReleaseResult {
    sourceDirectory?: string;
    latestVersion?: string;
    changelogUrl?: string;
    dependencyUrl?: string;
    deprecationMessage?: string;
    display?: string;
    dockerRegistry?: string;
    dockerRepository?: string;
    group?: string;
    homepage?: string;
    name?: string;
    pkgName?: string;
    releases: Release[];
    sourceUrl?: string;
    tags?: string[];
    versions?: any;
}
export interface Datasource {
    id: string;
    getDigest?(config: DigestConfig, newValue?: string): Promise<string | null>;
    getReleases(config: GetReleasesConfig): Promise<ReleaseResult | null>;
    defaultRegistryUrls?: string[];
    appendRegistryUrls?: string[];
    defaultConfig?: object;
}
export declare class DatasourceError extends Error {
    err: Error;
    datasource?: string;
    lookupName?: string;
    constructor(err: Error);
}
export {};