import { P as ProviderFactory } from "../../packem_shared/provider.d-BLLbEuQ8.js";
export type { a as Provider } from "../../packem_shared/provider.d-BLLbEuQ8.js";
import "../../packem_shared/types.d-CyiC9uRC.js";
import 'node:buffer';
/**
 * File provider configuration.
 */
interface FileConfig {
  /**
   * Directory the `.eml` files are written to. Created on first use.
   */
  directory: string;
}
/**
 * File Provider that writes each message as an `.eml` file instead of sending it.
 *
 * Useful for development and for test suites that need to inspect the exact MIME output.
 * Files are named after the send time in epoch milliseconds and the message id, with an `.eml`
 * extension, and are never overwritten. Bcc recipients are written into the file, since nothing
 * is delivered and the file is the only record of them.
 */
declare const fileProvider: ProviderFactory<FileConfig>;
export { type FileConfig, type ProviderFactory, fileProvider };