import type { DriverFactory } from "../types.mjs";
/** Cloudflare Email Workers outbound binding. Instantiate with the binding
*  object defined in your \`wrangler.toml\` (\`send_email\` rule):
*
*  ```ts
*  export default {
*    async fetch(req, env) {
*      const email = createEmail({ driver: cloudflareEmail({ binding: env.SEND_EMAIL }) })
*      await email.send({ from, to, subject, text })
*    }
*  }
*  ```
*
*  The binding accepts a constructed \`EmailMessage\` (see Cloudflare docs —
*  the SDK exposes \`new EmailMessage(from, to, raw)\` via the global
*  \`postalmime\` bindings); we build raw RFC 5322 text ourselves. */
export interface CloudflareEmailDriverOptions {
	binding: CloudflareEmailBinding;
	/** Optional factory for the \`EmailMessage\` class. Defaults to
	*  \`globalThis.EmailMessage\`, which Workers injects at runtime. */
	EmailMessage?: CloudflareEmailMessageCtor;
}
export interface CloudflareEmailBinding {
	send: (message: unknown) => Promise<void> | void;
}
export type CloudflareEmailMessageCtor = new (from: string, to: string, raw: string) => unknown;
declare const cloudflareEmail: DriverFactory<CloudflareEmailDriverOptions>;
export default cloudflareEmail;