import { FlagsConfig, SfdxCommand } from '@salesforce/command';
export default class Update extends SfdxCommand {
    static readonly description: string;
    static readonly flagsConfig: FlagsConfig;
    private typescriptPkg;
    private repo;
    private packages;
    run(): Promise<void>;
    private getPackages;
    private updateEsTargetConfig;
    private updateEsTarget;
    private updateTsVersion;
    private determineNextTsVersion;
    private retrieveTsPackage;
    private validateEsTarget;
    private validateTsVersion;
}