import { Request } from 'express';
export declare const folderNameIsALanguage: (folderName: string) => boolean;
export declare const scourFolder: (nameFolder: string) => string | undefined;
export declare const isRouteBlacklisted: (req: Request) => boolean;
export declare const getDefaultLangArray: () => string[];
export declare const getRequestedLangArray: (userLang: string) => string[];
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