import { MiddlewareNext } from '../middleware-dispatcher';
import { Awaitable } from '../types';
export type I18nMiddlewareFunc<Ex extends any[] = []> = (locale: string, text: string, ...ex: Ex) => string | undefined;
export type I18nMiddlewareNext<Ex extends any[] = []> = MiddlewareNext<I18nMiddlewareFunc<Ex>>;
export type I18nMiddleware<Ex extends any[] = []> = (locale: string, text: string, next: I18nMiddlewareNext<Ex>, ...ex: Ex) => Awaitable<string | undefined>;
export interface I18nOptions {
    locales: string[];
    defaultLocale?: string;
}