import { OnModuleInit } from '@nestjs/common';
export declare class MailService implements OnModuleInit {
    private readonly log;
    private transport;
    onModuleInit(): void;
    get configured(): boolean;
    verify(): Promise<{
        ok: boolean;
        error?: string;
    }>;
    send(to: string, subject: string, html: string, text: string): Promise<boolean>;
}