import { ArgumentsHost, ExceptionFilter } from '@nestjs/common';
import { HttpAdapterHost } from '@nestjs/core';
import { I18nValidationException } from './i18n-validation.exception';
export declare class I18nValidationFilter implements ExceptionFilter {
    private readonly adapterHost;
    private readonly i18n;
    private readonly fallback;
    constructor(adapterHost: HttpAdapterHost, opts?: {
        fallbackLanguage?: string;
    });
    catch(exception: I18nValidationException, host: ArgumentsHost): void;
}