import { Options } from 'amqplib';
export type RabbitMqConnectionSettings = {
    hostname: string;
    port: number;
    username: string;
    password: string;
    vhost: string;
    sslEnabled: boolean;
};
/**
 * Maps common RabbitMQ connection failures to actionable error messages.
 */
export declare function enhanceRabbitMqConnectionError(err: unknown, settings: Pick<RabbitMqConnectionSettings, 'hostname' | 'port' | 'vhost' | 'username' | 'sslEnabled'>): Error;
export type RabbitMqConnectOptions = Options.Connect & {
    servername?: string;
};
export declare function buildRabbitMqConnectOptions(settings: RabbitMqConnectionSettings): RabbitMqConnectOptions;
export declare function connectToRabbitMq(settings: RabbitMqConnectionSettings): Promise<import("amqplib").Connection>;
export declare function formatRabbitMqConnectionLog(settings: Pick<RabbitMqConnectionSettings, 'hostname' | 'port' | 'username' | 'vhost' | 'sslEnabled'>, queueName: string): string;