import { GooglePubSubChannel } from '../channel/google-pub-sub.channel';
import { IMessagingConsumer } from '@nestjstools/messaging';
import { ConsumerMessageDispatcher } from '@nestjstools/messaging';
import { OnApplicationShutdown } from '@nestjs/common';
import { ConsumerDispatchedMessageError } from '@nestjstools/messaging';
export declare class GooglePubSubMessagingConsumer implements IMessagingConsumer<GooglePubSubChannel>, OnApplicationShutdown {
    private channel;
    consume(dispatcher: ConsumerMessageDispatcher, channel: GooglePubSubChannel): Promise<void>;
    onError(errored: ConsumerDispatchedMessageError, channel: GooglePubSubChannel): Promise<void>;
    onApplicationShutdown(signal?: string): Promise<any>;
}