import { LoggerFacade } from '../../logging/logger';
import { Platform } from '../../platform_support';
/**
 * Compare user version with condition version
 * @param  {string}  conditionsVersion
 * @param  {string}  userProvidedVersion
 * @return {number | null}  0 if user version is equal to condition version
 *                          1 if user version is greater than condition version
 *                         -1 if user version is less than condition version
 *                          null if invalid user or condition version is provided
 */
export declare function compareVersion(conditionsVersion: string, userProvidedVersion: string, logger?: LoggerFacade): number | null;
export declare const __platforms: Platform[];
