type ScrollPos = [number, number];
type HistoryKeys = 'x' | 'y' | 'memo_timestamp' | 'is_navigating_history' | 'popstate_timestamp';
declare const getKey: (pos: HistoryKeys) => string;
type HistoryState = Record<string, unknown> | null;
declare const setCurrentScrollHistory: ([x, y]: ScrollPos) => void;
declare const getScrollFromState: (state: HistoryState) => ScrollPos | null;
declare const getScrollTimestamp: (state: HistoryState) => number | null;
declare const getPopstateTimestamp: (state: HistoryState) => number | null;
declare const getIsNavigatingHistory: (state: HistoryState) => boolean;

export { type HistoryState, type ScrollPos, getIsNavigatingHistory, getKey, getPopstateTimestamp, getScrollFromState, getScrollTimestamp, setCurrentScrollHistory };