export interface NpmPackageInfo {
    name: string;
    'dist-tags': {
        latest: string;
        [tag: string]: string;
    };
    versions: {
        [version: string]: {
            name: string;
            version: string;
            description?: string;
            main?: string;
            dependencies?: Record<string, string>;
            devDependencies?: Record<string, string>;
            peerDependencies?: Record<string, string>;
            dist: {
                tarball: string;
                shasum: string;
                integrity?: string;
            };
            engines?: {
                node?: string;
                npm?: string;
            };
        };
    };
    time: {
        [version: string]: string;
    };
}
export declare class NpmRegistryClient {
    private baseUrl;
    private cache;
    private cacheTimeout;
    constructor(baseUrl?: string);
    getPackageInfo(packageName: string): Promise<NpmPackageInfo | null>;
    getPackageVersions(packageName: string): Promise<string[]>;
    resolveVersion(packageName: string, versionSpec: string): Promise<string | null>;
    getPackageManifest(packageName: string, version: string): Promise<{
        name: string;
        version: string;
        description?: string;
        main?: string;
        dependencies?: Record<string, string>;
        devDependencies?: Record<string, string>;
        peerDependencies?: Record<string, string>;
        dist: {
            tarball: string;
            shasum: string;
            integrity?: string;
        };
        engines?: {
            node?: string;
            npm?: string;
        };
    }>;
    getTarballUrl(packageName: string, version: string): Promise<string>;
    search(query: string, limit?: number): Promise<any[]>;
}
//# sourceMappingURL=npm-registry.d.ts.map