interface Metadata {
    functions: {
        name: string;
        arn: string;
        region: string;
        entryFile: string;
    }[];
}
declare class Config {
    private constructor();
    private static _instance;
    static get instance(): Config;
    get packageJson(): Promise<any>;
    get cliName(): Promise<string>;
    get cliVersion(): Promise<string>;
    get description(): Promise<string>;
    get workingPath(): string;
    private configFilename;
    get metadataPath(): string;
    private get metadataContent();
    get metadata(): Promise<Metadata>;
    updateMetadata(updater: (mt: Metadata) => Metadata): Promise<void>;
}
export declare const config: Config;
export {};