import type { Domain } from '@hyperlane-xyz/utils';
import type { TrackedActionBase } from '../types.js';
import type { IStore } from './IStore.js';
/**
 * In-memory implementation of the IStore interface.
 * Uses a Map for fast lookups and keeps all data in memory.
 *
 * @template T - The entity type extending TrackedActionBase
 * @template Status - The status enum type for this entity
 */
export declare class InMemoryStore<T extends TrackedActionBase, Status extends string> implements IStore<T, Status> {
    protected data: Map<string, T>;
    save(entity: T): Promise<void>;
    get(id: string): Promise<T | undefined>;
    getAll(): Promise<T[]>;
    update(id: string, updates: Partial<T>): Promise<void>;
    delete(id: string): Promise<void>;
    getByStatus(status: Status): Promise<T[]>;
    getByDestination(destination: Domain): Promise<T[]>;
}
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