export declare const getAliasByUsername: (username: string) => Promise<string | undefined>;
export declare const lowerToUpper: (object: Record<string, unknown>) => Record<string, unknown>;
declare const _default: {
    getAliasByUsername: (username: string) => Promise<string | undefined>;
    lowerToUpper: (object: Record<string, unknown>) => Record<string, unknown>;
};
export default _default;
export declare const isDefined: <T>(value: T | undefined | null) => value is T;