import { MessageDescriptor } from 'react-intl';
import { IndexSignature } from '../types/global';
export declare const classnames: (classNames: (string | boolean)[]) => string;
export declare const noop: () => void;
export declare const generateUID: (prefix?: string) => string;
export declare const toQueryString: (params: IndexSignature<string>) => string;
export declare function base64ToArrayBuffer(base64: string): Uint8Array<ArrayBuffer>;
export declare function stringToSlug(str: string): string;
export declare function sleep(ms: number): Promise<void>;
export declare const getActionsObject: (multiple: boolean) => {
    [key: string]: {
        text: MessageDescriptor;
        perms: string[];
        action: string;
    };
};