declare enum validVersions {
    'es3' = 0,
    'es5' = 1,
    'es2015' = 2,
    'es2016' = 3,
    'es2017' = 4,
    'es2018' = 5,
    'es2019' = 6,
    'es2020' = 7,
    'es2021' = 8,
    'es2022' = 9,
    'es2023' = 10,
    'esnext' = 11
}
export type ValidVersion = keyof typeof validVersions;
export declare const set: (version: ValidVersion) => void;
export declare const get: (supportedVersions?: ValidVersion[]) => ValidVersion;
export {};