/**
 * @license
 * Copyright 2025 Steven Roussey <sroussey@gmail.com>
 * SPDX-License-Identifier: Apache-2.0
 */
import type { CredentialPutOptions, ICredentialStore } from "./ICredentialStore";
/**
 * In-memory credential store for development and testing.
 *
 * Credentials are stored in a plain Map and lost when the process exits.
 * NOT suitable for production use — use {@link EncryptedKvCredentialStore}
 * or an external secret manager integration instead.
 */
export declare class InMemoryCredentialStore implements ICredentialStore {
    private readonly store;
    get(key: string): Promise<string | undefined>;
    put(key: string, value: string, options?: CredentialPutOptions): Promise<void>;
    delete(key: string): Promise<boolean>;
    has(key: string): Promise<boolean>;
    keys(): Promise<readonly string[]>;
    deleteAll(): Promise<void>;
}
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