import { SyncValidation } from '../../types.js';
/**
 * Return type of the compile function
 */
type CompileReturnType = {
    values?: (string | number)[];
    ref?: string;
    subtype: 'string' | 'number' | 'array' | 'date';
};
/**
 * Ensure the value is one of the defined choices
 */
export declare const notIn: SyncValidation<CompileReturnType>;
export {};