import { HttpException } from "@nestjs/common";
/**
 * Thrown when Google's token endpoint returns a 5xx server error during
 * OAuth code exchange.
 *
 * Returns HTTP 502 Bad Gateway.
 *
 * @example
 * ```typescript
 * if (response.status >= 500) {
 *   throw new GoogleServiceException(description)
 * }
 * ```
 */
export declare class GoogleServiceException extends HttpException {
    readonly reason: string;
    /**
     * @param reason - Description of the Google service error
     */
    constructor(reason: string);
}