import { P as ProviderFactory } from "../../packem_shared/provider.d-BLLbEuQ8.js";
export type { a as Provider } from "../../packem_shared/provider.d-BLLbEuQ8.js";
import { D as DkimOptions } from "../../packem_shared/types.d-A1Eea-p_.js";
import { B as BaseConfig, E as EmailOptions } from "../../packem_shared/types.d-CyiC9uRC.js";
import 'node:buffer';
/**
 * Cloudflare Email Workers configuration.
 *
 * Cloudflare's send binding lives in the Workers runtime, so you wire it up yourself and pass a thin
 * `send` function — keeping this provider runtime-agnostic and testable.
 */
interface CloudflareEmailConfig extends BaseConfig {
  /**
   * DKIM signing, applied to the serialized MIME message just before it is handed to
   * {@link CloudflareEmailConfig.send}.
   *
   * Canonicalization defaults to `relaxed/relaxed` here rather than the `simple/simple` of
   * {@link DkimOptions}, since relaying hops re-wrap whitespace. `privateKey` must be key
   * content — the Workers runtime has no filesystem, so `file://` paths do not resolve.
   */
  dkim?: DkimOptions;
  /**
   * Sends a raw RFC 822 message via your Worker's Email binding.
   * @param from The envelope-from address.
   * @param to The single recipient address.
   * @param raw The full RFC 822 (EML) message.
   * @example
   * ```ts
   * send: async (from, to, raw) => {
   *   const { EmailMessage } = await import("cloudflare:email");
   *   await env.SEND_EMAIL.send(new EmailMessage(from, to, raw));
   * }
   * ```
   */
  send: (from: string, to: string, raw: string) => Promise<void>;
}
/**
 * Cloudflare Email-specific options.
 */
interface CloudflareEmailOptions extends EmailOptions {
  /**
   * Sign this message with DKIM when {@link CloudflareEmailConfig.dkim} is configured.
   * @default true
   */
  useDkim?: boolean;
}
/**
 * Cloudflare Email Workers provider — sends a raw RFC 822 message through a Worker's Email send
 * binding (supplied via {@link CloudflareEmailConfig.send}). Single-recipient only, per the binding.
 */
declare const cloudflareEmailProvider: ProviderFactory<CloudflareEmailConfig>;
export { type CloudflareEmailConfig, type CloudflareEmailOptions, type ProviderFactory, cloudflareEmailProvider };