import { LocalizerData } from "..";
/**
 * Updates a localization file on disk
 * rootDirs: directories to extract from. Can also include simple files
 * dataFile: e.g. "localizations.json"
 * options:
 *   extraStrings: include extra strings that are not in the root file
 * @param callback Called when complete
 */
export declare function updateLocalizationFile(rootDirs: string[], dataFile: string, options: {
    extraStrings?: string[];
}, callback: () => void): void;
/**
 * Updates localization data in place
 * rootDirs: directories to extract from. Can also include simple files
 * dataFile: e.g. "localizations.json"
 * options:
 *   extraStrings: include extra strings that are not in the root file
 * @param callback Called when complete
 */
export declare function updateLocalizations(rootDirs: string[], data: LocalizerData, options: {
    extraStrings?: string[];
}, callback: () => void): void;