/// <reference types="node" resolution-mode="require"/>
export type MailContact = {
    name?: string;
    email: string;
} | string;
export type MailContacts = MailContact | Array<MailContact>;
export type Attachment = {
    contentType: string;
    filename: string;
    content: Buffer | ArrayBuffer | string;
};
export type DefaultEmailOptions = {
    useConsoleLogInDevMode: boolean;
};
export declare const defaultEmailOptions: DefaultEmailOptions;
export type EmailOptions<T = {}> = T & Partial<DefaultEmailOptions> & {
    subject: string;
    from: MailContact;
    to: MailContacts;
    cc?: MailContacts;
    bcc?: MailContacts;
    replyTo?: MailContact;
    attachments?: Array<Attachment>;
};