export declare enum LocalStorageKeys {
    CLIENT_ID = "highlightClientID"
}
type Mode = 'localStorage' | 'sessionStorage';
export declare class CookieStorage {
    getItem(key: string): string;
    setItem(key: string, value: string): void;
    removeItem(key: string): void;
}
export declare const cookieStorage: CookieStorage;
export declare const setStorageMode: (m: Mode) => void;
export declare const setCookieWriteEnabled: (enabled: boolean) => void;
export declare const getItem: (key: string) => string | null;
export declare const setItem: (key: string, value: string) => void;
export declare const removeItem: (key: string) => void;
export declare const monkeyPatchLocalStorage: (onSetItemHandler: ({ keyName, keyValue, }: {
    keyName: string;
    keyValue: string;
}) => void) => void;
export {};
