export declare const messages: { keepFlat: string; keysFound: (keysCount: number, filesCount: number) => string; startBuild: (langsCount: number) => string; startSearch: string; extract: string; creatingFiles: string; merged: (len: number) => string; checkMissing: string; pathDoesntExist: string; pathIsNotDir: string; summary: string; noMissing: string; defaultValue: string; addMissing: string; missingValue: string; done: string; problematicKeysForUnflat: (keys: string[]) => string; };