import { b as TokenStorage, a as AuthState } from '../types-BhMPRYcJ.js';

/**
 * In-memory token storage. Tokens are lost when the process exits.
 * Useful for ephemeral scripts or testing.
 */
declare class MemoryStorage implements TokenStorage {
    private state;
    load(): Promise<AuthState | null>;
    save(state: AuthState): Promise<void>;
    clear(): Promise<void>;
}

/**
 * Browser localStorage-based token storage.
 * Throws at call time (not import time) if localStorage is not available.
 */
declare class LocalStorageTokenStorage implements TokenStorage {
    private readonly key;
    constructor(key?: string);
    load(): Promise<AuthState | null>;
    save(state: AuthState): Promise<void>;
    clear(): Promise<void>;
}

/**
 * File-based token storage for Node.js environments.
 * Stores tokens as JSON in a configurable file path.
 *
 * Default path: ~/.config/ai-sdk-codex-oauth/tokens.json
 *
 * This module uses dynamic imports for `node:fs/promises`, `node:path`,
 * and `node:os` so it can be safely imported in browser bundles
 * (it will throw at call time, not import time, if Node APIs are absent).
 */
declare class FileStorage implements TokenStorage {
    private readonly customPath;
    /**
     * @param path Optional explicit file path. If omitted, uses the
     *             platform-appropriate config directory.
     */
    constructor(path?: string);
    private getFilePath;
    load(): Promise<AuthState | null>;
    save(state: AuthState): Promise<void>;
    clear(): Promise<void>;
}

export { FileStorage, LocalStorageTokenStorage, MemoryStorage, TokenStorage };