import type { SessionState } from '../sessionState';
import type { SessionStoreStrategy, SessionStoreStrategyType } from './sessionStoreStrategy';
export declare const MEMORY_SESSION_STORE_KEY = "_DD_SESSION";
export interface MemorySession {
    state?: SessionState;
    onChange?: (state: SessionState) => void;
}
export interface GlobalObjectWithSession {
    [MEMORY_SESSION_STORE_KEY]?: MemorySession;
}
export declare function selectMemorySessionStoreStrategy(): SessionStoreStrategyType;
export declare function initMemorySessionStoreStrategy(): SessionStoreStrategy;