export declare const capitalize: (s: string) => string;
export declare const lowerlize: (s: string) => string;
export declare const html2text: (html: string) => string;
export declare const privateSymbol: unique symbol;
export declare const nameof: <T>(name: keyof T) => keyof T;
export declare const uniqueItems: <T>(items: T[], keyFn: (el: T) => any) => T[];