import type { Query, QueryContext, QueryEvents, QueryState, TryExecuteResult } from './types.ts';
export declare class MemoryQuery<T> implements Query<T> {
    events: QueryEvents<T>;
    protected state: QueryState<T>;
    constructor();
    getState(): QueryState<T>;
    execute(action: (ctx: QueryContext<T>) => Promise<T>): Promise<T>;
    tryExecute(action: (ctx: QueryContext<T>) => Promise<T>): Promise<TryExecuteResult<T>>;
    protected setState(state: QueryState<T>): void;
}