type Option = typeof optionDefault;
type OptionPartial = Partial<Option>;
declare const optionDefault: {
    asText: boolean;
    ast: boolean;
    displayCoffeescriptAst: boolean;
    ignoreComment: boolean;
    insertTranspilerInformation: boolean;
    pickAnonymous: boolean;
    salt: string;
    save: boolean;
    useBuiltIns: boolean;
    verbose: boolean;
};
declare const main: (source: string, option?: OptionPartial) => string | Promise<string>;
export { main as default, OptionPartial };